github - ghsa-33pr-m977-5w97

ghsa-33pr-m977-5w97

Vulnerability from github

Published

2025-09-02 19:43

Modified

2025-09-04 13:52

Severity ?

7.7 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N

Summary

Soft Serve vulnerable to arbitrary file writing through SSH API

Details

Attackers can create/override arbitrary files with uncontrolled data.

For a PoC, spin up an instance of soft-serve as explained in the README, and execute the following command:

sh ssh -p23231 localhost repo commit icecream -- --output=/tmp/pwned

It should have created a file in /tmp/pwned.

Show details on source website

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{
  "affected": [
    {
      "package": {
        "ecosystem": "Go",
        "name": "github.com/charmbracelet/soft-serve"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.10.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2025-58355"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-22"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2025-09-02T19:43:03Z",
    "nvd_published_at": "2025-09-04T10:42:32Z",
    "severity": "HIGH"
  },
  "details": "Attackers can create/override arbitrary files with uncontrolled data.\n\nFor a PoC, spin up an instance of soft-serve as explained in the README, and execute the following command:\n\n```sh\nssh -p23231 localhost repo commit icecream -- --output=/tmp/pwned\n```\n\nIt should have created a file in `/tmp/pwned`.",
  "id": "GHSA-33pr-m977-5w97",
  "modified": "2025-09-04T13:52:03Z",
  "published": "2025-09-02T19:43:03Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/charmbracelet/soft-serve/security/advisories/GHSA-33pr-m977-5w97"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-58355"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/charmbracelet/soft-serve"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Soft Serve vulnerable to arbitrary file writing through SSH API"
}

cve-2025-58355

Vulnerability from cvelistv5

Published

2025-09-03 23:52

Modified

2025-09-04 14:05

Severity ?

7.7 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N

Summary

Soft Serve is vulnerable to arbitrary file writing through its SSH API

References

▼	URL	Tags
	https://github.com/charmbracelet/soft-serve/security/advisories/GHSA-33pr-m977-5w97	x_refsource_CONFIRM

Impacted products

▼	Vendor	Product
	charmbracelet	soft-serve

Show details on NVD website

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{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-58355",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-09-04T14:05:44.519737Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-09-04T14:05:53.888Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "soft-serve",
          "vendor": "charmbracelet",
          "versions": [
            {
              "status": "affected",
              "version": "\u003c 0.10.0"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Soft Serve is a self-hostable Git server for the command line. In versions 0.9.1 and below, attackers can create or override arbitrary files with uncontrolled data through its SSH API. This issue is fixed in version 0.10.0."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 7.7,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-22",
              "description": "CWE-22: Improper Limitation of a Pathname to a Restricted Directory (\u0027Path Traversal\u0027)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-09-03T23:52:23.555Z",
        "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "shortName": "GitHub_M"
      },
      "references": [
        {
          "name": "https://github.com/charmbracelet/soft-serve/security/advisories/GHSA-33pr-m977-5w97",
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/charmbracelet/soft-serve/security/advisories/GHSA-33pr-m977-5w97"
        }
      ],
      "source": {
        "advisory": "GHSA-33pr-m977-5w97",
        "discovery": "UNKNOWN"
      },
      "title": "Soft Serve is vulnerable to arbitrary file writing through its SSH API"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
    "assignerShortName": "GitHub_M",
    "cveId": "CVE-2025-58355",
    "datePublished": "2025-09-03T23:52:23.555Z",
    "dateReserved": "2025-08-29T16:19:59.010Z",
    "dateUpdated": "2025-09-04T14:05:53.888Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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