FKIE_CVE-2025-11346

Vulnerability from fkie_nvd - Published: 2025-10-06 20:15 - Updated: 2026-06-17 08:30
Severity
6.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
A vulnerability has been found in ILIAS up to 8.23/9.13/10.1. This affects the function unserialize of the component Base64 Decoding Handler. Such manipulation of the argument f_settings leads to deserialization. It is possible to launch the attack remotely. Upgrading to version 8.24, 9.14 and 10.2 is able to mitigate this issue. It is advisable to upgrade the affected component.
References
cna@vuldb.comhttps://vuldb.com/?ctiid.327231Permissions Required, VDB Entry
cna@vuldb.comhttps://vuldb.com/?id.327231Third Party Advisory, VDB Entry
cna@vuldb.comhttps://vuldb.com/?submit.664892Third Party Advisory, VDB Entry
cna@vuldb.comhttps://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2025-2113Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://srlabs.de/blog/breaking-ilias-part-2-three-to-rce
Impacted products
Vendor Product Version
ilias ilias 8.23
ilias ilias 9.13
ilias ilias 10.1
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "cpes": [
            "cpe:2.3:a:ilias:ilias:*:*:*:*:*:*:*:*"
          ],
          "modules": [
            "Base64 Decoding Handler"
          ],
          "product": "ILIAS",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "8.0"
            },
            {
              "status": "affected",
              "version": "8.1"
            },
            {
              "status": "affected",
              "version": "8.2"
            },
            {
              "status": "affected",
              "version": "8.3"
            },
            {
              "status": "affected",
              "version": "8.4"
            },
            {
              "status": "affected",
              "version": "8.5"
            },
            {
              "status": "affected",
              "version": "8.6"
            },
            {
              "status": "affected",
              "version": "8.7"
            },
            {
              "status": "affected",
              "version": "8.8"
            },
            {
              "status": "affected",
              "version": "8.9"
            },
            {
              "status": "affected",
              "version": "8.10"
            },
            {
              "status": "affected",
              "version": "8.11"
            },
            {
              "status": "affected",
              "version": "8.12"
            },
            {
              "status": "affected",
              "version": "8.13"
            },
            {
              "status": "affected",
              "version": "8.14"
            },
            {
              "status": "affected",
              "version": "8.15"
            },
            {
              "status": "affected",
              "version": "8.16"
            },
            {
              "status": "affected",
              "version": "8.17"
            },
            {
              "status": "affected",
              "version": "8.18"
            },
            {
              "status": "affected",
              "version": "8.19"
            },
            {
              "status": "affected",
              "version": "8.20"
            },
            {
              "status": "affected",
              "version": "8.21"
            },
            {
              "status": "affected",
              "version": "8.22"
            },
            {
              "status": "affected",
              "version": "8.23"
            },
            {
              "status": "affected",
              "version": "9.0"
            },
            {
              "status": "affected",
              "version": "9.1"
            },
            {
              "status": "affected",
              "version": "9.2"
            },
            {
              "status": "affected",
              "version": "9.3"
            },
            {
              "status": "affected",
              "version": "9.4"
            },
            {
              "status": "affected",
              "version": "9.5"
            },
            {
              "status": "affected",
              "version": "9.6"
            },
            {
              "status": "affected",
              "version": "9.7"
            },
            {
              "status": "affected",
              "version": "9.8"
            },
            {
              "status": "affected",
              "version": "9.9"
            },
            {
              "status": "affected",
              "version": "9.10"
            },
            {
              "status": "affected",
              "version": "9.11"
            },
            {
              "status": "affected",
              "version": "9.12"
            },
            {
              "status": "affected",
              "version": "9.13"
            },
            {
              "status": "affected",
              "version": "10.0"
            },
            {
              "status": "affected",
              "version": "10.1"
            },
            {
              "status": "unaffected",
              "version": "8.24"
            },
            {
              "status": "unaffected",
              "version": "9.14"
            },
            {
              "status": "unaffected",
              "version": "10.2"
            }
          ]
        }
      ],
      "source": "cna@vuldb.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:ilias:ilias:8.23:*:*:*:*:*:*:*",
              "matchCriteriaId": "58F9FBA3-89C9-4EC7-9913-770F9C71A569",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:ilias:ilias:9.13:*:*:*:*:*:*:*",
              "matchCriteriaId": "BE5461D9-97C8-4DEE-8E3D-AAEE8840A209",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:ilias:ilias:10.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "B4E16B93-654E-47D4-A498-C759D1F4B1EB",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A vulnerability has been found in ILIAS up to 8.23/9.13/10.1. This affects the function unserialize of the component Base64 Decoding Handler. Such manipulation of the argument f_settings leads to deserialization. It is possible to launch the attack remotely. Upgrading to version 8.24, 9.14 and 10.2 is able to mitigate this issue. It is advisable to upgrade the affected component."
    }
  ],
  "id": "CVE-2025-11346",
  "lastModified": "2026-06-17T08:30:16.440",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "SINGLE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 6.5,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 8.0,
        "impactScore": 6.4,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "cna@vuldb.com",
        "type": "Secondary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "LOW",
          "baseScore": 6.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.4,
        "source": "cna@vuldb.com",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ],
    "cvssMetricV40": [
      {
        "cvssData": {
          "Automatable": "NOT_DEFINED",
          "Recovery": "NOT_DEFINED",
          "Safety": "NOT_DEFINED",
          "attackComplexity": "LOW",
          "attackRequirements": "NONE",
          "attackVector": "NETWORK",
          "availabilityRequirement": "NOT_DEFINED",
          "baseScore": 5.3,
          "baseSeverity": "MEDIUM",
          "confidentialityRequirement": "NOT_DEFINED",
          "exploitMaturity": "NOT_DEFINED",
          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "privilegesRequired": "LOW",
          "providerUrgency": "NOT_DEFINED",
          "subAvailabilityImpact": "NONE",
          "subConfidentialityImpact": "NONE",
          "subIntegrityImpact": "NONE",
          "userInteraction": "NONE",
          "valueDensity": "NOT_DEFINED",
          "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/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",
          "version": "4.0",
          "vulnAvailabilityImpact": "LOW",
          "vulnConfidentialityImpact": "LOW",
          "vulnIntegrityImpact": "LOW",
          "vulnerabilityResponseEffort": "NOT_DEFINED"
        },
        "source": "cna@vuldb.com",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2025-11346",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2025-10-06T19:42:14.241299Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2025-10-06T20:15:35.313",
  "references": [
    {
      "source": "cna@vuldb.com",
      "tags": [
        "Permissions Required",
        "VDB Entry"
      ],
      "url": "https://vuldb.com/?ctiid.327231"
    },
    {
      "source": "cna@vuldb.com",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "https://vuldb.com/?id.327231"
    },
    {
      "source": "cna@vuldb.com",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "https://vuldb.com/?submit.664892"
    },
    {
      "source": "cna@vuldb.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2025-2113"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://srlabs.de/blog/breaking-ilias-part-2-three-to-rce"
    }
  ],
  "sourceIdentifier": "cna@vuldb.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        },
        {
          "lang": "en",
          "value": "CWE-502"
        }
      ],
      "source": "cna@vuldb.com",
      "type": "Secondary"
    }
  ]
}



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