FKIE_CVE-2026-8835

Vulnerability from fkie_nvd - Published: 2026-05-26 18:16 - Updated: 2026-07-23 11:10
Severity
7.3 (High) - CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
7.3 (High) - CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Summary
IBM HTTP Server 8.5, and 9.0 is vulnerable to invalid pointer dereference. A privileged user, authenticated to the Administration Server, could exploit this vulnerability to expose sensitive information or cause a denial of service.
References
psirt@us.ibm.comhttps://www.ibm.com/support/pages/node/7274065Vendor Advisory
Impacted products
Vendor Product Version
ibm http_server *
ibm http_server *
ibm aix -
ibm z\/os -
linux linux_kernel -
microsoft windows -
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "cpes": [
            "cpe:2.3:a:ibm:http_server:8.5:*:*:*:*:*:*:*",
            "cpe:2.3:a:ibm:http_server:8.5.0:*:*:*:*:*:*:*",
            "cpe:2.3:a:ibm:http_server:9.0:*:*:*:*:*:*:*",
            "cpe:2.3:a:ibm:http_server:9.0.0:*:*:*:*:*:*:*"
          ],
          "product": "HTTP Server",
          "vendor": "IBM",
          "versions": [
            {
              "lessThanOrEqual": "Interim Fix 002",
              "status": "affected",
              "version": "8.5.0",
              "versionType": "semver"
            },
            {
              "status": "affected",
              "version": "9.0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "source": "psirt@us.ibm.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:ibm:http_server:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "D02EA5D6-7556-4C20-A991-6DC5F6B7351B",
              "versionEndExcluding": "8.5.5.30",
              "versionStartIncluding": "8.5.0.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:ibm:http_server:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "F7790D7F-B70F-4278-877B-DE501C60A9B5",
              "versionEndExcluding": "9.0.5.29",
              "versionStartIncluding": "9.0.0.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        },
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:ibm:aix:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "E492C463-D76E-49B7-A4D4-3B499E422D89",
              "vulnerable": false
            },
            {
              "criteria": "cpe:2.3:o:ibm:z\\/os:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "0E97A964-6F9E-4C87-9B90-21AE2C1DF52F",
              "vulnerable": false
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "703AF700-7A70-47E2-BC3A-7FD03B3CA9C1",
              "vulnerable": false
            },
            {
              "criteria": "cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "A2572D17-1DE6-457B-99CC-64AFD54487EA",
              "vulnerable": false
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "IBM HTTP Server 8.5, and 9.0 is vulnerable to invalid pointer dereference. A privileged user, authenticated to the Administration Server, could exploit this vulnerability to expose sensitive information or cause a denial of service."
    },
    {
      "lang": "es",
      "value": "IBM HTTP Server 8.5 y 9.0 es vulnerable a desreferencia de puntero no v\u00e1lida. Un usuario privilegiado, autenticado en el Servidor de Administraci\u00f3n, podr\u00eda explotar esta vulnerabilidad para exponer informaci\u00f3n sensible o causar una denegaci\u00f3n de servicio."
    }
  ],
  "id": "CVE-2026-8835",
  "lastModified": "2026-07-23T11:10:00.120",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "ADJACENT_NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 7.3,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.1,
        "impactScore": 5.2,
        "source": "psirt@us.ibm.com",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "ADJACENT_NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 7.3,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.1,
        "impactScore": 5.2,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-8835",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2026-05-26T18:52:22.317525Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2026-05-26T18:16:56.803",
  "references": [
    {
      "source": "psirt@us.ibm.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.ibm.com/support/pages/node/7274065"
    }
  ],
  "sourceIdentifier": "psirt@us.ibm.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-822"
        }
      ],
      "source": "psirt@us.ibm.com",
      "type": "Secondary"
    }
  ]
}



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.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.