CVE-2025-5777 (GCVE-0-2025-5777)
Vulnerability from cvelistv5
Published
2025-06-17 12:29
Modified
2025-10-21 22:45
Severity ?
9.3 (Critical) - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L
CWE
Summary
Insufficient input validation leading to memory overread when the NetScaler is configured as a Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) OR AAA virtual server
References
Impacted products
Vendor Product Version
NetScaler ADC Version: 14.1
Version: 13.1
 Create a notification for this product.
CISA Known Exploited Vulnerability
Data from the CISA Known Exploited Vulnerabilities Catalog

Date added: 2025-07-10

Due date: 2025-07-11

Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Used in ransomware: Known

Notes: https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX693420 ; https://nvd.nist.gov/vuln/detail/CVE-2025-5777

Show details on NVD website

To clipboard 

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-5777",
                "options": [
                  {
                    "Exploitation": "active"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-07-17T03:55:31.757062Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          },
          {
            "other": {
              "content": {
                "dateAdded": "2025-07-10",
                "reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-5777"
              },
              "type": "kev"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-457",
                "description": "CWE-457 Use of Uninitialized Variable",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-10-21T22:45:24.347Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "references": [
          {
            "tags": [
              "third-party-advisory",
              "technical-description",
              "signature"
            ],
            "url": "https://doublepulsar.com/citrixbleed-2-exploitation-started-mid-june-how-to-spot-it-f3106392aa71"
          },
          {
            "tags": [
              "media-coverage"
            ],
            "url": "https://reliaquest.com/blog/threat-spotlight-citrix-bleed-2-vulnerability-in-netscaler-adc-gateway-devices/"
          },
          {
            "tags": [
              "government-resource"
            ],
            "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-5777"
          }
        ],
        "timeline": [
          {
            "lang": "en",
            "time": "2025-07-10T00:00:00+00:00",
            "value": "CVE-2025-5777 added to CISA KEV"
          }
        ],
        "title": "CISA ADP Vulnrichment"
      },
      {
        "providerMetadata": {
          "dateUpdated": "2025-08-13T18:49:26.791Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "url": "https://www.bleepingcomputer.com/news/security/cisa-tags-citrix-bleed-2-as-exploited-gives-agencies-a-day-to-patch/"
          },
          {
            "url": "https://labs.watchtowr.com/how-much-more-must-we-bleed-citrix-netscaler-memory-disclosure-citrixbleed-2-cve-2025-5777/"
          },
          {
            "url": "https://www.theregister.com/2025/07/10/cisa_citrixbleed_kev/"
          },
          {
            "url": "https://horizon3.ai/attack-research/attack-blogs/cve-2025-5777-citrixbleed-2-write-up-maybe/"
          },
          {
            "url": "https://www.netscaler.com/blog/news/netscaler-critical-security-updates-for-cve-2025-6543-and-cve-2025-5777/"
          },
          {
            "url": "https://citrixbleed.com"
          }
        ],
        "title": "CVE Program Container",
        "x_generator": {
          "engine": "ADPogram 0.0.1"
        }
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "ADC",
          "vendor": "NetScaler",
          "versions": [
            {
              "lessThan": "43.56",
              "status": "affected",
              "version": "14.1",
              "versionType": "patch"
            },
            {
              "lessThan": "58.32",
              "status": "affected",
              "version": "13.1",
              "versionType": "patch"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "Gateway",
          "vendor": "NetScaler",
          "versions": [
            {
              "lessThan": "43.56",
              "status": "affected",
              "version": "14.1",
              "versionType": "patch"
            },
            {
              "lessThan": "58.32",
              "status": "affected",
              "version": "13.1",
              "versionType": "patch"
            }
          ]
        }
      ],
      "datePublic": "2025-06-17T12:25:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003e\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003eInsufficient input validation leading to memory overread when the\u003c/span\u003e\u0026nbsp;\u003c/span\u003e\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003eNetScaler is configured as a Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) OR AAA virtual server\u003c/span\u003e"
            }
          ],
          "value": "Insufficient input validation leading to memory overread when the\u00a0NetScaler is configured as a Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) OR AAA virtual server"
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "Automatable": "NOT_DEFINED",
            "Recovery": "NOT_DEFINED",
            "Safety": "NOT_DEFINED",
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "NETWORK",
            "baseScore": 9.3,
            "baseSeverity": "CRITICAL",
            "privilegesRequired": "NONE",
            "providerUrgency": "NOT_DEFINED",
            "subAvailabilityImpact": "LOW",
            "subConfidentialityImpact": "LOW",
            "subIntegrityImpact": "LOW",
            "userInteraction": "NONE",
            "valueDensity": "NOT_DEFINED",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L",
            "version": "4.0",
            "vulnAvailabilityImpact": "HIGH",
            "vulnConfidentialityImpact": "HIGH",
            "vulnIntegrityImpact": "HIGH",
            "vulnerabilityResponseEffort": "NOT_DEFINED"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-125",
              "description": "CWE-125 Out-of-bounds Read",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-06-24T00:57:12.458Z",
        "orgId": "e437aed5-38e0-4fa3-a98b-cb73e7acaec6",
        "shortName": "Citrix"
      },
      "references": [
        {
          "url": "https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX693420"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "NetScaler ADC and NetScaler Gateway - Insufficient input validation leading to memory overread",
      "x_generator": {
        "engine": "Vulnogram 0.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "e437aed5-38e0-4fa3-a98b-cb73e7acaec6",
    "assignerShortName": "Citrix",
    "cveId": "CVE-2025-5777",
    "datePublished": "2025-06-17T12:29:34.506Z",
    "dateReserved": "2025-06-06T06:14:02.358Z",
    "dateUpdated": "2025-10-21T22:45:24.347Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "cisa_known_exploited": {
      "cveID": "CVE-2025-5777",
      "cwes": "[\"CWE-125\"]",
      "dateAdded": "2025-07-10",
      "dueDate": "2025-07-11",
      "knownRansomwareCampaignUse": "Known",
      "notes": "https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX693420 ; https://nvd.nist.gov/vuln/detail/CVE-2025-5777",
      "product": "NetScaler ADC and Gateway",
      "requiredAction": "Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.",
      "shortDescription": "Citrix NetScaler ADC and Gateway contain an out-of-bounds read vulnerability due to insufficient input validation. This vulnerability can lead to memory overread when the NetScaler is configured as a Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) OR AAA virtual server.",
      "vendorProject": "Citrix",
      "vulnerabilityName": "Citrix NetScaler ADC and Gateway Out-of-Bounds Read Vulnerability"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2025-5777\",\"sourceIdentifier\":\"secure@citrix.com\",\"published\":\"2025-06-17T13:15:21.523\",\"lastModified\":\"2025-10-30T20:10:26.470\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Insufficient input validation leading to memory overread when the\u00a0NetScaler is configured as a Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) OR AAA virtual server\"},{\"lang\":\"es\",\"value\":\"Validaci\u00f3n de entrada insuficiente que provoca una sobrelectura de memoria en la interfaz de administraci\u00f3n de NetScaler, NetScaler ADC y NetScaler Gateway\"}],\"metrics\":{\"cvssMetricV40\":[{\"source\":\"secure@citrix.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"4.0\",\"vectorString\":\"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X\",\"baseScore\":9.3,\"baseSeverity\":\"CRITICAL\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"attackRequirements\":\"NONE\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"vulnConfidentialityImpact\":\"HIGH\",\"vulnIntegrityImpact\":\"HIGH\",\"vulnAvailabilityImpact\":\"HIGH\",\"subConfidentialityImpact\":\"LOW\",\"subIntegrityImpact\":\"LOW\",\"subAvailabilityImpact\":\"LOW\",\"exploitMaturity\":\"NOT_DEFINED\",\"confidentialityRequirement\":\"NOT_DEFINED\",\"integrityRequirement\":\"NOT_DEFINED\",\"availabilityRequirement\":\"NOT_DEFINED\",\"modifiedAttackVector\":\"NOT_DEFINED\",\"modifiedAttackComplexity\":\"NOT_DEFINED\",\"modifiedAttackRequirements\":\"NOT_DEFINED\",\"modifiedPrivilegesRequired\":\"NOT_DEFINED\",\"modifiedUserInteraction\":\"NOT_DEFINED\",\"modifiedVulnConfidentialityImpact\":\"NOT_DEFINED\",\"modifiedVulnIntegrityImpact\":\"NOT_DEFINED\",\"modifiedVulnAvailabilityImpact\":\"NOT_DEFINED\",\"modifiedSubConfidentialityImpact\":\"NOT_DEFINED\",\"modifiedSubIntegrityImpact\":\"NOT_DEFINED\",\"modifiedSubAvailabilityImpact\":\"NOT_DEFINED\",\"Safety\":\"NOT_DEFINED\",\"Automatable\":\"NOT_DEFINED\",\"Recovery\":\"NOT_DEFINED\",\"valueDensity\":\"NOT_DEFINED\",\"vulnerabilityResponseEffort\":\"NOT_DEFINED\",\"providerUrgency\":\"NOT_DEFINED\"}}],\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":3.9,\"impactScore\":3.6}]},\"cisaExploitAdd\":\"2025-07-10\",\"cisaActionDue\":\"2025-07-11\",\"cisaRequiredAction\":\"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.\",\"cisaVulnerabilityName\":\"Citrix NetScaler ADC and Gateway Out-of-Bounds Read Vulnerability\",\"weaknesses\":[{\"source\":\"secure@citrix.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-125\"}]},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-908\"}]},{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-457\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:citrix:netscaler_application_delivery_controller:*:*:*:*:fips:*:*:*\",\"versionStartIncluding\":\"12.1\",\"versionEndExcluding\":\"12.1-55.328\",\"matchCriteriaId\":\"D907BEC2-6930-4989-A6E1-847B4763BB12\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:citrix:netscaler_application_delivery_controller:*:*:*:*:fips:*:*:*\",\"versionStartIncluding\":\"13.1\",\"versionEndExcluding\":\"13.1-37.235\",\"matchCriteriaId\":\"7AF5A6EE-84A9-42AA-BC4B-7C3367D08CAF\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:citrix:netscaler_application_delivery_controller:*:*:*:*:ndcpp:*:*:*\",\"versionStartIncluding\":\"13.1\",\"versionEndExcluding\":\"13.1-37.235\",\"matchCriteriaId\":\"E219F46B-FCBE-4DA2-9094-6ED128E8AF66\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:citrix:netscaler_application_delivery_controller:*:*:*:*:-:*:*:*\",\"versionStartIncluding\":\"13.1\",\"versionEndExcluding\":\"13.1-58.32\",\"matchCriteriaId\":\"48A64F62-2A5A-40CB-A507-A48497BD749A\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:citrix:netscaler_application_delivery_controller:*:*:*:*:-:*:*:*\",\"versionStartIncluding\":\"14.1\",\"versionEndExcluding\":\"14.1-43.56\",\"matchCriteriaId\":\"6484AA47-81F8-4EE6-9F33-96DEFE2F66E1\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:citrix:netscaler_gateway:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"13.1\",\"versionEndExcluding\":\"13.1-58.32\",\"matchCriteriaId\":\"2C86D66F-888F-4519-B700-9ADC4EE6913C\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:citrix:netscaler_gateway:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"14.1\",\"versionEndExcluding\":\"14.1-43.56\",\"matchCriteriaId\":\"D4E61FAA-9EAB-4F9B-887F-C5DC0DA0C633\"}]}]}],\"references\":[{\"url\":\"https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX693420\",\"source\":\"secure@citrix.com\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://citrixbleed.com\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\",\"Broken Link\"]},{\"url\":\"https://horizon3.ai/attack-research/attack-blogs/cve-2025-5777-citrixbleed-2-write-up-maybe/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://labs.watchtowr.com/how-much-more-must-we-bleed-citrix-netscaler-memory-disclosure-citrixbleed-2-cve-2025-5777/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://www.bleepingcomputer.com/news/security/cisa-tags-citrix-bleed-2-as-exploited-gives-agencies-a-day-to-patch/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Press/Media Coverage\",\"Third Party Advisory\"]},{\"url\":\"https://www.netscaler.com/blog/news/netscaler-critical-security-updates-for-cve-2025-6543-and-cve-2025-5777/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://www.theregister.com/2025/07/10/cisa_citrixbleed_kev/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Press/Media Coverage\"]},{\"url\":\"https://doublepulsar.com/citrixbleed-2-exploitation-started-mid-june-how-to-spot-it-f3106392aa71\",\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://reliaquest.com/blog/threat-spotlight-citrix-bleed-2-vulnerability-in-netscaler-adc-gateway-devices/\",\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-5777\",\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"tags\":[\"US Government Resource\"]}]}}",
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CVE Program Container\", \"references\": [{\"url\": \"https://www.bleepingcomputer.com/news/security/cisa-tags-citrix-bleed-2-as-exploited-gives-agencies-a-day-to-patch/\"}, {\"url\": \"https://labs.watchtowr.com/how-much-more-must-we-bleed-citrix-netscaler-memory-disclosure-citrixbleed-2-cve-2025-5777/\"}, {\"url\": \"https://www.theregister.com/2025/07/10/cisa_citrixbleed_kev/\"}, {\"url\": \"https://horizon3.ai/attack-research/attack-blogs/cve-2025-5777-citrixbleed-2-write-up-maybe/\"}, {\"url\": \"https://www.netscaler.com/blog/news/netscaler-critical-security-updates-for-cve-2025-6543-and-cve-2025-5777/\"}, {\"url\": \"https://citrixbleed.com\"}], \"x_generator\": {\"engine\": \"ADPogram 0.0.1\"}, \"providerMetadata\": {\"orgId\": \"af854a3a-2127-422b-91ae-364da2661108\", \"shortName\": \"CVE\", \"dateUpdated\": \"2025-08-13T18:49:26.791Z\"}}, {\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2025-5777\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"active\"}, {\"Automatable\": \"yes\"}, {\"Technical Impact\": \"total\"}], \"version\": \"2.0.3\", \"timestamp\": \"2025-07-17T03:55:31.757062Z\"}}}, {\"other\": {\"type\": \"kev\", \"content\": {\"dateAdded\": \"2025-07-10\", \"reference\": \"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-5777\"}}}], \"timeline\": [{\"lang\": \"en\", \"time\": \"2025-07-10T00:00:00+00:00\", \"value\": \"CVE-2025-5777 added to CISA KEV\"}], \"references\": [{\"url\": \"https://doublepulsar.com/citrixbleed-2-exploitation-started-mid-june-how-to-spot-it-f3106392aa71\", \"tags\": [\"third-party-advisory\", \"technical-description\", \"signature\"]}, {\"url\": \"https://reliaquest.com/blog/threat-spotlight-citrix-bleed-2-vulnerability-in-netscaler-adc-gateway-devices/\", \"tags\": [\"media-coverage\"]}, {\"url\": \"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-5777\", \"tags\": [\"government-resource\"]}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-457\", \"description\": \"CWE-457 Use of Uninitialized Variable\"}]}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2025-06-17T13:57:47.854Z\"}}], \"cna\": {\"title\": \"NetScaler ADC and NetScaler Gateway - Insufficient input validation leading to memory overread\", \"source\": {\"discovery\": \"UNKNOWN\"}, \"metrics\": [{\"format\": \"CVSS\", \"cvssV4_0\": {\"Safety\": \"NOT_DEFINED\", \"version\": \"4.0\", \"Recovery\": \"NOT_DEFINED\", \"baseScore\": 9.3, \"Automatable\": \"NOT_DEFINED\", \"attackVector\": \"NETWORK\", \"baseSeverity\": \"CRITICAL\", \"valueDensity\": \"NOT_DEFINED\", \"vectorString\": \"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L\", \"providerUrgency\": \"NOT_DEFINED\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"attackRequirements\": \"NONE\", \"privilegesRequired\": \"NONE\", \"subIntegrityImpact\": \"LOW\", \"vulnIntegrityImpact\": \"HIGH\", \"subAvailabilityImpact\": \"LOW\", \"vulnAvailabilityImpact\": \"HIGH\", \"subConfidentialityImpact\": \"LOW\", \"vulnConfidentialityImpact\": \"HIGH\", \"vulnerabilityResponseEffort\": \"NOT_DEFINED\"}, \"scenarios\": [{\"lang\": \"en\", \"value\": \"GENERAL\"}]}], \"affected\": [{\"vendor\": \"NetScaler\", \"product\": \"ADC\", \"versions\": [{\"status\": \"affected\", \"version\": \"14.1\", \"lessThan\": \"43.56\", \"versionType\": \"patch\"}, {\"status\": \"affected\", \"version\": \"13.1\", \"lessThan\": \"58.32\", \"versionType\": \"patch\"}], \"defaultStatus\": \"unaffected\"}, {\"vendor\": \"NetScaler\", \"product\": \"Gateway\", \"versions\": [{\"status\": \"affected\", \"version\": \"14.1\", \"lessThan\": \"43.56\", \"versionType\": \"patch\"}, {\"status\": \"affected\", \"version\": \"13.1\", \"lessThan\": \"58.32\", \"versionType\": \"patch\"}], \"defaultStatus\": \"unaffected\"}], \"datePublic\": \"2025-06-17T12:25:00.000Z\", \"references\": [{\"url\": \"https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX693420\"}], \"x_generator\": {\"engine\": \"Vulnogram 0.2.0\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"Insufficient input validation leading to memory overread when the\\u00a0NetScaler is configured as a Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) OR AAA virtual server\", \"supportingMedia\": [{\"type\": \"text/html\", \"value\": \"\u003cspan style=\\\"background-color: rgb(255, 255, 255);\\\"\u003e\u003cspan style=\\\"background-color: rgb(255, 255, 255);\\\"\u003eInsufficient input validation leading to memory overread when the\u003c/span\u003e\u0026nbsp;\u003c/span\u003e\u003cspan style=\\\"background-color: rgb(255, 255, 255);\\\"\u003eNetScaler is configured as a Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) OR AAA virtual server\u003c/span\u003e\", \"base64\": false}]}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-125\", \"description\": \"CWE-125 Out-of-bounds Read\"}]}], \"providerMetadata\": {\"orgId\": \"e437aed5-38e0-4fa3-a98b-cb73e7acaec6\", \"shortName\": \"Citrix\", \"dateUpdated\": \"2025-06-24T00:57:12.458Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2025-5777\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-10-21T22:45:24.347Z\", \"dateReserved\": \"2025-06-06T06:14:02.358Z\", \"assignerOrgId\": \"e437aed5-38e0-4fa3-a98b-cb73e7acaec6\", \"datePublished\": \"2025-06-17T12:29:34.506Z\", \"assignerShortName\": \"Citrix\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.