CVE-2025-22869 (GCVE-0-2025-22869)
Vulnerability from cvelistv5
Published
2025-02-26 03:07
Modified
2025-04-11 22:03
Severity ?
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE
Summary
SSH servers which implement file transfer protocols are vulnerable to a denial of service attack from clients which complete the key exchange slowly, or not at all, causing pending content to be read into memory, but never transmitted.
References
Impacted products
Vendor Product Version
golang.org/x/crypto golang.org/x/crypto/ssh Version: 0   ≤
Create a notification for this product.
Show details on NVD website

To clipboard 

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "HIGH",
              "baseScore": 7.5,
              "baseSeverity": "HIGH",
              "confidentialityImpact": "NONE",
              "integrityImpact": "NONE",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2025-22869",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-02-26T14:57:07.968721Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-770",
                "description": "CWE-770 Allocation of Resources Without Limits or Throttling",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-02-26T14:57:49.252Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      },
      {
        "providerMetadata": {
          "dateUpdated": "2025-04-11T22:03:24.222Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "url": "https://security.netapp.com/advisory/ntap-20250411-0010/"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "collectionURL": "https://pkg.go.dev",
          "defaultStatus": "unaffected",
          "packageName": "golang.org/x/crypto/ssh",
          "product": "golang.org/x/crypto/ssh",
          "programRoutines": [
            {
              "name": "newHandshakeTransport"
            },
            {
              "name": "handshakeTransport.recordWriteError"
            },
            {
              "name": "handshakeTransport.kexLoop"
            },
            {
              "name": "handshakeTransport.writePacket"
            },
            {
              "name": "Client.Dial"
            },
            {
              "name": "Client.DialContext"
            },
            {
              "name": "Client.DialTCP"
            },
            {
              "name": "Client.Listen"
            },
            {
              "name": "Client.ListenTCP"
            },
            {
              "name": "Client.ListenUnix"
            },
            {
              "name": "Client.NewSession"
            },
            {
              "name": "Dial"
            },
            {
              "name": "DiscardRequests"
            },
            {
              "name": "NewClient"
            },
            {
              "name": "NewClientConn"
            },
            {
              "name": "NewServerConn"
            },
            {
              "name": "Request.Reply"
            },
            {
              "name": "Session.Close"
            },
            {
              "name": "Session.CombinedOutput"
            },
            {
              "name": "Session.Output"
            },
            {
              "name": "Session.RequestPty"
            },
            {
              "name": "Session.RequestSubsystem"
            },
            {
              "name": "Session.Run"
            },
            {
              "name": "Session.SendRequest"
            },
            {
              "name": "Session.Setenv"
            },
            {
              "name": "Session.Shell"
            },
            {
              "name": "Session.Signal"
            },
            {
              "name": "Session.Start"
            },
            {
              "name": "Session.WindowChange"
            },
            {
              "name": "channel.Accept"
            },
            {
              "name": "channel.Close"
            },
            {
              "name": "channel.CloseWrite"
            },
            {
              "name": "channel.Read"
            },
            {
              "name": "channel.ReadExtended"
            },
            {
              "name": "channel.Reject"
            },
            {
              "name": "channel.SendRequest"
            },
            {
              "name": "channel.Write"
            },
            {
              "name": "channel.WriteExtended"
            },
            {
              "name": "connection.SendAuthBanner"
            },
            {
              "name": "curve25519sha256.Client"
            },
            {
              "name": "curve25519sha256.Server"
            },
            {
              "name": "dhGEXSHA.Client"
            },
            {
              "name": "dhGEXSHA.Server"
            },
            {
              "name": "dhGroup.Client"
            },
            {
              "name": "dhGroup.Server"
            },
            {
              "name": "ecdh.Client"
            },
            {
              "name": "ecdh.Server"
            },
            {
              "name": "extChannel.Read"
            },
            {
              "name": "extChannel.Write"
            },
            {
              "name": "mux.OpenChannel"
            },
            {
              "name": "mux.SendRequest"
            },
            {
              "name": "sessionStdin.Close"
            },
            {
              "name": "sshClientKeyboardInteractive.Challenge"
            },
            {
              "name": "tcpListener.Accept"
            },
            {
              "name": "tcpListener.Close"
            },
            {
              "name": "unixListener.Accept"
            },
            {
              "name": "unixListener.Close"
            }
          ],
          "vendor": "golang.org/x/crypto",
          "versions": [
            {
              "lessThan": "0.35.0",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Yuichi Watanabe"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "SSH servers which implement file transfer protocols are vulnerable to a denial of service attack from clients which complete the key exchange slowly, or not at all, causing pending content to be read into memory, but never transmitted."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "CWE-770: Allocation of Resources Without Limits or Throttling",
              "lang": "en"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-02-26T03:07:48.855Z",
        "orgId": "1bb62c36-49e3-4200-9d77-64a1400537cc",
        "shortName": "Go"
      },
      "references": [
        {
          "url": "https://go.dev/cl/652135"
        },
        {
          "url": "https://go.dev/issue/71931"
        },
        {
          "url": "https://pkg.go.dev/vuln/GO-2025-3487"
        }
      ],
      "title": "Potential denial of service in golang.org/x/crypto"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1bb62c36-49e3-4200-9d77-64a1400537cc",
    "assignerShortName": "Go",
    "cveId": "CVE-2025-22869",
    "datePublished": "2025-02-26T03:07:48.855Z",
    "dateReserved": "2025-01-08T19:11:42.834Z",
    "dateUpdated": "2025-04-11T22:03:24.222Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2025-22869\",\"sourceIdentifier\":\"security@golang.org\",\"published\":\"2025-02-26T08:14:24.997\",\"lastModified\":\"2025-05-01T19:28:20.740\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"SSH servers which implement file transfer protocols are vulnerable to a denial of service attack from clients which complete the key exchange slowly, or not at all, causing pending content to be read into memory, but never transmitted.\"},{\"lang\":\"es\",\"value\":\"Los servidores SSH que implementan protocolos de transferencia de archivos son vulnerables a un ataque de denegaci\u00f3n de servicio por parte de clientes que completan el intercambio de claves lentamente o no lo completan en absoluto, lo que provoca que el contenido pendiente se lea en la memoria, pero nunca se transmita.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-770\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:go:ssh:*:*:*:*:*:go:*:*\",\"versionEndExcluding\":\"0.35.0\",\"matchCriteriaId\":\"311D718D-7E78-4EFC-A3B6-0D20C28956C9\"}]}]}],\"references\":[{\"url\":\"https://go.dev/cl/652135\",\"source\":\"security@golang.org\",\"tags\":[\"Patch\"]},{\"url\":\"https://go.dev/issue/71931\",\"source\":\"security@golang.org\",\"tags\":[\"Issue Tracking\",\"Patch\"]},{\"url\":\"https://pkg.go.dev/vuln/GO-2025-3487\",\"source\":\"security@golang.org\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://security.netapp.com/advisory/ntap-20250411-0010/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]}]}}",
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CVE Program Container\", \"references\": [{\"url\": \"https://security.netapp.com/advisory/ntap-20250411-0010/\"}], \"providerMetadata\": {\"orgId\": \"af854a3a-2127-422b-91ae-364da2661108\", \"shortName\": \"CVE\", \"dateUpdated\": \"2025-04-11T22:03:24.222Z\"}}, {\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 7.5, \"attackVector\": \"NETWORK\", \"baseSeverity\": \"HIGH\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H\", \"integrityImpact\": \"NONE\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"HIGH\", \"privilegesRequired\": \"NONE\", \"confidentialityImpact\": \"NONE\"}}, {\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2025-22869\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"yes\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2025-02-26T14:57:07.968721Z\"}}}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-770\", \"description\": \"CWE-770 Allocation of Resources Without Limits or Throttling\"}]}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2025-02-26T14:57:39.044Z\"}}], \"cna\": {\"title\": \"Potential denial of service in golang.org/x/crypto\", \"credits\": [{\"lang\": \"en\", \"value\": \"Yuichi Watanabe\"}], \"affected\": [{\"vendor\": \"golang.org/x/crypto\", \"product\": \"golang.org/x/crypto/ssh\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"0.35.0\", \"versionType\": \"semver\"}], \"packageName\": \"golang.org/x/crypto/ssh\", \"collectionURL\": \"https://pkg.go.dev\", \"defaultStatus\": \"unaffected\", \"programRoutines\": [{\"name\": \"newHandshakeTransport\"}, {\"name\": \"handshakeTransport.recordWriteError\"}, {\"name\": \"handshakeTransport.kexLoop\"}, {\"name\": \"handshakeTransport.writePacket\"}, {\"name\": \"Client.Dial\"}, {\"name\": \"Client.DialContext\"}, {\"name\": \"Client.DialTCP\"}, {\"name\": \"Client.Listen\"}, {\"name\": \"Client.ListenTCP\"}, {\"name\": \"Client.ListenUnix\"}, {\"name\": \"Client.NewSession\"}, {\"name\": \"Dial\"}, {\"name\": \"DiscardRequests\"}, {\"name\": \"NewClient\"}, {\"name\": \"NewClientConn\"}, {\"name\": \"NewServerConn\"}, {\"name\": \"Request.Reply\"}, {\"name\": \"Session.Close\"}, {\"name\": \"Session.CombinedOutput\"}, {\"name\": \"Session.Output\"}, {\"name\": \"Session.RequestPty\"}, {\"name\": \"Session.RequestSubsystem\"}, {\"name\": \"Session.Run\"}, {\"name\": \"Session.SendRequest\"}, {\"name\": \"Session.Setenv\"}, {\"name\": \"Session.Shell\"}, {\"name\": \"Session.Signal\"}, {\"name\": \"Session.Start\"}, {\"name\": \"Session.WindowChange\"}, {\"name\": \"channel.Accept\"}, {\"name\": \"channel.Close\"}, {\"name\": \"channel.CloseWrite\"}, {\"name\": \"channel.Read\"}, {\"name\": \"channel.ReadExtended\"}, {\"name\": \"channel.Reject\"}, {\"name\": \"channel.SendRequest\"}, {\"name\": \"channel.Write\"}, {\"name\": \"channel.WriteExtended\"}, {\"name\": \"connection.SendAuthBanner\"}, {\"name\": \"curve25519sha256.Client\"}, {\"name\": \"curve25519sha256.Server\"}, {\"name\": \"dhGEXSHA.Client\"}, {\"name\": \"dhGEXSHA.Server\"}, {\"name\": \"dhGroup.Client\"}, {\"name\": \"dhGroup.Server\"}, {\"name\": \"ecdh.Client\"}, {\"name\": \"ecdh.Server\"}, {\"name\": \"extChannel.Read\"}, {\"name\": \"extChannel.Write\"}, {\"name\": \"mux.OpenChannel\"}, {\"name\": \"mux.SendRequest\"}, {\"name\": \"sessionStdin.Close\"}, {\"name\": \"sshClientKeyboardInteractive.Challenge\"}, {\"name\": \"tcpListener.Accept\"}, {\"name\": \"tcpListener.Close\"}, {\"name\": \"unixListener.Accept\"}, {\"name\": \"unixListener.Close\"}]}], \"references\": [{\"url\": \"https://go.dev/cl/652135\"}, {\"url\": \"https://go.dev/issue/71931\"}, {\"url\": \"https://pkg.go.dev/vuln/GO-2025-3487\"}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"SSH servers which implement file transfer protocols are vulnerable to a denial of service attack from clients which complete the key exchange slowly, or not at all, causing pending content to be read into memory, but never transmitted.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"description\": \"CWE-770: Allocation of Resources Without Limits or Throttling\"}]}], \"providerMetadata\": {\"orgId\": \"1bb62c36-49e3-4200-9d77-64a1400537cc\", \"shortName\": \"Go\", \"dateUpdated\": \"2025-02-26T03:07:48.855Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2025-22869\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-04-11T22:03:24.222Z\", \"dateReserved\": \"2025-01-08T19:11:42.834Z\", \"assignerOrgId\": \"1bb62c36-49e3-4200-9d77-64a1400537cc\", \"datePublished\": \"2025-02-26T03:07:48.855Z\", \"assignerShortName\": \"Go\"}",
      "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.