fkie_nvd - fkie_cve-2025-9810

fkie_cve-2025-9810

Vulnerability from fkie_nvd

Published

2025-09-01 19:15

Modified

2025-09-02 15:55

Severity ?

6.8 (Medium) - CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L

Summary

TOCTOU in linenoiseHistorySave in linenoise allows local attackers to overwrite arbitrary files and change permissions via a symlink race between fopen("w") on the history path and subsequent chmod() on the same path.

References

▼	URL	Tags
	96148269-fe82-4198-b1bf-3a73ce8bc92e	https://github.com/antirez/linenoise/blob/master/linenoise.c#L1321
	96148269-fe82-4198-b1bf-3a73ce8bc92e	https://github.com/antirez/linenoise/pull/202

Impacted products

	Vendor	Product	Version

To clipboard

{
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "TOCTOU \u00a0in linenoiseHistorySave\u00a0in linenoise\u00a0allows local attackers to overwrite arbitrary files and change permissions via a symlink race between fopen(\"w\")\u00a0on the history path and subsequent chmod()\u00a0on the same path."
    }
  ],
  "id": "CVE-2025-9810",
  "lastModified": "2025-09-02T15:55:25.420",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "LOW",
          "baseScore": 6.8,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L",
          "version": "3.1"
        },
        "exploitabilityScore": 2.5,
        "impactScore": 4.2,
        "source": "96148269-fe82-4198-b1bf-3a73ce8bc92e",
        "type": "Secondary"
      }
    ]
  },
  "published": "2025-09-01T19:15:32.573",
  "references": [
    {
      "source": "96148269-fe82-4198-b1bf-3a73ce8bc92e",
      "url": "https://github.com/antirez/linenoise/blob/master/linenoise.c#L1321"
    },
    {
      "source": "96148269-fe82-4198-b1bf-3a73ce8bc92e",
      "url": "https://github.com/antirez/linenoise/pull/202"
    }
  ],
  "sourceIdentifier": "96148269-fe82-4198-b1bf-3a73ce8bc92e",
  "vulnStatus": "Awaiting Analysis",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-367"
        }
      ],
      "source": "96148269-fe82-4198-b1bf-3a73ce8bc92e",
      "type": "Secondary"
    }
  ]
}

CVE-2025-9810 (GCVE-0-2025-9810)

Vulnerability from cvelistv5

Published

2025-09-01 19:03

Modified

2025-09-02 16:13

Severity ?

6.8 (Medium) - CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L

CWE

CWE-367 - Time-of-check Time-of-use (TOCTOU) Race Condition

Summary

TOCTOU in linenoiseHistorySave in linenoise allows local attackers to overwrite arbitrary files and change permissions via a symlink race between fopen("w") on the history path and subsequent chmod() on the same path.

References

▼	URL	Tags
	https://github.com/antirez/linenoise/blob/master/linenoise.c#L1321
	https://github.com/antirez/linenoise/pull/202

Impacted products

	Vendor	Product	Version
	antirez	linenoise	Version: 0

Show details on NVD website

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-9810",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-09-02T16:13:30.664402Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-09-02T16:13:46.132Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "affected",
          "modules": [
            "linenoiseHistorySave"
          ],
          "product": "linenoise",
          "programFiles": [
            "linenoise.c"
          ],
          "vendor": "antirez",
          "versions": [
            {
              "status": "affected",
              "version": "0"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "@disconnect3d"
        },
        {
          "lang": "en",
          "type": "analyst",
          "value": "Simcha Kosman"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003eTOCTOU \u003c/span\u003e\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003e\u0026nbsp;in \u003c/span\u003e\u003ccode\u003elinenoiseHistorySave\u003c/code\u003e\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003e\u0026nbsp;in \u003c/span\u003e\u003ccode\u003elinenoise\u003c/code\u003e\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003e\u0026nbsp;allows local attackers to overwrite arbitrary files and change permissions via a symlink race between \u003c/span\u003e\u003ccode\u003efopen(\"w\")\u003c/code\u003e\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003e\u0026nbsp;on the history path and subsequent \u003c/span\u003e\u003ccode\u003echmod()\u003c/code\u003e\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003e\u0026nbsp;on the same path.\u003c/span\u003e"
            }
          ],
          "value": "TOCTOU \u00a0in linenoiseHistorySave\u00a0in linenoise\u00a0allows local attackers to overwrite arbitrary files and change permissions via a symlink race between fopen(\"w\")\u00a0on the history path and subsequent chmod()\u00a0on the same path."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-132",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-132 Symlink Attack"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "LOW",
            "baseScore": 6.8,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-367",
              "description": "CWE-367 Time-of-check Time-of-use (TOCTOU) Race Condition",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-09-01T19:03:19.540Z",
        "orgId": "96148269-fe82-4198-b1bf-3a73ce8bc92e",
        "shortName": "CyberArk"
      },
      "references": [
        {
          "url": "https://github.com/antirez/linenoise/blob/master/linenoise.c#L1321"
        },
        {
          "url": "https://github.com/antirez/linenoise/pull/202"
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "call fchmod() on the fd instead of chmod() on the path\n\n\u003cbr\u003e"
            }
          ],
          "value": "call fchmod() on the fd instead of chmod() on the path"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "TOCTOU race in Linenoise enables arbitrary file overwrite and permission changes",
      "x_generator": {
        "engine": "Vulnogram 0.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "96148269-fe82-4198-b1bf-3a73ce8bc92e",
    "assignerShortName": "CyberArk",
    "cveId": "CVE-2025-9810",
    "datePublished": "2025-09-01T19:03:19.540Z",
    "dateReserved": "2025-09-01T18:48:53.813Z",
    "dateUpdated": "2025-09-02T16:13:46.132Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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