CVE-2026-17445 (GCVE-0-2026-17445)

Vulnerability from cvelistv5 – Published: 2026-08-12 19:34 – Updated: 2026-08-12 19:34
VLAI
Title
IBM i is Affected By Improper Validation Vulnerability in Line Printer Daemon []
Summary
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to bypass security restrictions due to improper validation of an attacker-supplied user profile name.
Severity
8.2 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
CWE
  • CWE-250 - Execution with Unnecessary Privileges
Assigner
ibm
References
URL Tags
https://www.ibm.com/support/pages/node/7283274 vendor-advisorypatch
Impacted products
Vendor Product Version
IBM i Affected: 7.6
Affected: 7.5
Affected: 7.4
Affected: 7.3
    cpe:2.3:a:ibm:i:7.6:*:*:*:*:*:*:*
    cpe:2.3:a:ibm:i:7.6.0:*:*:*:*:*:*:*
    cpe:2.3:a:ibm:i:7.5:*:*:*:*:*:*:*
    cpe:2.3:a:ibm:i:7.5.0:*:*:*:*:*:*:*
    cpe:2.3:a:ibm:i:7.4:*:*:*:*:*:*:*
    cpe:2.3:a:ibm:i:7.4.0:*:*:*:*:*:*:*
    cpe:2.3:a:ibm:i:7.3:*:*:*:*:*:*:*
    cpe:2.3:a:ibm:i:7.3.0:*:*:*:*:*:*:*
 Create a notification for this product.
Show details on NVD website
To clipboard 

{
  "containers": {
    "cna": {
      "affected": [
        {
          "cpes": [
            "cpe:2.3:a:ibm:i:7.6:*:*:*:*:*:*:*",
            "cpe:2.3:a:ibm:i:7.6.0:*:*:*:*:*:*:*",
            "cpe:2.3:a:ibm:i:7.5:*:*:*:*:*:*:*",
            "cpe:2.3:a:ibm:i:7.5.0:*:*:*:*:*:*:*",
            "cpe:2.3:a:ibm:i:7.4:*:*:*:*:*:*:*",
            "cpe:2.3:a:ibm:i:7.4.0:*:*:*:*:*:*:*",
            "cpe:2.3:a:ibm:i:7.3:*:*:*:*:*:*:*",
            "cpe:2.3:a:ibm:i:7.3.0:*:*:*:*:*:*:*"
          ],
          "product": "i",
          "vendor": "IBM",
          "versions": [
            {
              "status": "affected",
              "version": "7.6"
            },
            {
              "status": "affected",
              "version": "7.5"
            },
            {
              "status": "affected",
              "version": "7.4"
            },
            {
              "status": "affected",
              "version": "7.3"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\u003cp\u003eIBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to bypass security restrictions due to improper validation of an attacker-supplied user profile name.\u003c/p\u003e"
            }
          ],
          "value": "IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to bypass security restrictions due to improper validation of an attacker-supplied user profile name."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 8.2,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-250",
              "description": "CWE-250 Execution with Unnecessary Privileges",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-12T19:34:16.740Z",
        "orgId": "9a959283-ebb5-44b6-b705-dcc2bbced522",
        "shortName": "ibm"
      },
      "references": [
        {
          "tags": [
            "vendor-advisory",
            "patch"
          ],
          "url": "https://www.ibm.com/support/pages/node/7283274"
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\u003cp\u003e\u003cstrong\u003eIBM strongly recommends addressing the vulnerability now.\u003c/strong\u003e\u003c/p\u003e\u003cdiv\u003e\u003ctable\u003e\u003ccolgroup\u003e\u003ccol/\u003e\u003ccol/\u003e\u003ccol/\u003e\u003c/colgroup\u003e\u003cthead\u003e\u003ctr\u003e\u003ctd\u003e\u003cstrong\u003eIBM i Release\u003c/strong\u003e\u003c/td\u003e\u003ctd\u003e\u003cstrong\u003e5770-SS1\u003cbr/\u003ePTF Number(s)\u003c/strong\u003e\u003c/td\u003e\u003ctd\u003e\u003cstrong\u003ePTF Download Link(s)\u003c/strong\u003e\u003c/td\u003e\u003c/tr\u003e\u003c/thead\u003e\u003ctbody\u003e\u003ctr\u003e\u003ctd\u003e7.6\u003c/td\u003e\u003ctd\u003eSJ10878\u003c/td\u003e\u003ctd\u003e\u003ca href=\"https://www.ibm.com/mysupport/s/fix-information?legacy=SJ10878\" rel=\"noopener noreferrer nofollow\"\u003ehttps://www.ibm.com/mysupport/s/fix-information?legacy=SJ10878\u003c/a\u003e\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003e7.5\u003c/td\u003e\u003ctd\u003eSJ10917\u003c/td\u003e\u003ctd\u003e\u003ca href=\"https://www.ibm.com/mysupport/s/fix-information?legacy=SJ10917\" rel=\"noopener noreferrer nofollow\"\u003ehttps://www.ibm.com/mysupport/s/fix-information?legacy=SJ10917\u003c/a\u003e\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003e7.4\u003c/td\u003e\u003ctd\u003eSJ10934\u003c/td\u003e\u003ctd\u003e\u003ca href=\"https://www.ibm.com/mysupport/s/fix-information?legacy=SJ10934\" rel=\"noopener noreferrer nofollow\"\u003ehttps://www.ibm.com/mysupport/s/fix-information?legacy=SJ10934\u003c/a\u003e\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003e7.3\u003c/td\u003e\u003ctd\u003eSJ10935\u003c/td\u003e\u003ctd\u003e\u003ca href=\"https://www.ibm.com/mysupport/s/fix-information?legacy=SJ10935\" rel=\"nofollow\"\u003ehttps://www.ibm.com/mysupport/s/fix-information?legacy=SJ10935\u003c/a\u003e\u003c/td\u003e\u003c/tr\u003e\u003c/tbody\u003e\u003c/table\u003e\u003c/div\u003e\u003cp\u003eIBM recommends users running unsupported versions of affected products upgrade to a supported and fixed version of affected products.\u003c/p\u003e"
            }
          ],
          "value": "IBM strongly recommends addressing the vulnerability now.\n\nIBM i Release5770-SS1\nPTF Number(s)PTF Download Link(s)7.6SJ10878 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ10878 7.5SJ10917 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ10917 7.4SJ10934 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ10934 7.3SJ10935 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ10935 \n\n\n\nIBM recommends users running unsupported versions of affected products upgrade to a supported and fixed version of affected products."
        }
      ],
      "title": "IBM i is Affected By Improper Validation Vulnerability in Line Printer Daemon []"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "9a959283-ebb5-44b6-b705-dcc2bbced522",
    "assignerShortName": "ibm",
    "cveId": "CVE-2026-17445",
    "datePublished": "2026-08-12T19:34:16.740Z",
    "dateReserved": "2026-07-25T16:54:27.849Z",
    "dateUpdated": "2026-08-12T19:34:16.740Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2026-17445",
      "date": "2026-08-14",
      "epss": "0.0027",
      "percentile": "0.19066"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-17445\",\"sourceIdentifier\":\"psirt@us.ibm.com\",\"published\":\"2026-08-12T20:17:40.410\",\"lastModified\":\"2026-08-12T20:53:43.330\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to bypass security restrictions due to improper validation of an attacker-supplied user profile name.\"}],\"affected\":[{\"source\":\"psirt@us.ibm.com\",\"affectedData\":[{\"vendor\":\"IBM\",\"product\":\"i\",\"cpes\":[\"cpe:2.3:a:ibm:i:7.6:*:*:*:*:*:*:*\",\"cpe:2.3:a:ibm:i:7.6.0:*:*:*:*:*:*:*\",\"cpe:2.3:a:ibm:i:7.5:*:*:*:*:*:*:*\",\"cpe:2.3:a:ibm:i:7.5.0:*:*:*:*:*:*:*\",\"cpe:2.3:a:ibm:i:7.4:*:*:*:*:*:*:*\",\"cpe:2.3:a:ibm:i:7.4.0:*:*:*:*:*:*:*\",\"cpe:2.3:a:ibm:i:7.3:*:*:*:*:*:*:*\",\"cpe:2.3:a:ibm:i:7.3.0:*:*:*:*:*:*:*\"],\"versions\":[{\"version\":\"7.6\",\"status\":\"affected\"},{\"version\":\"7.5\",\"status\":\"affected\"},{\"version\":\"7.4\",\"status\":\"affected\"},{\"version\":\"7.3\",\"status\":\"affected\"}]}]}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"psirt@us.ibm.com\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N\",\"baseScore\":8.2,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":3.9,\"impactScore\":4.2}]},\"weaknesses\":[{\"source\":\"psirt@us.ibm.com\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-250\"}]}],\"references\":[{\"url\":\"https://www.ibm.com/support/pages/node/7283274\",\"source\":\"psirt@us.ibm.com\"}]}}"
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.