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guake — security advisory

Type: advisorySources: OSVAdvisory ID: DEBIAN-CVE-2021-23556

The package guake before 3.8.5 are vulnerable to Exposed Dangerous Method or Function due to the exposure of execute_command and execute_command_by_uuid methods via the d-bus interface, which makes it possible for a malicious user to run an arbitrary command via the d-bus method. **Note:** Exploitation requires the user to have installed another malicious program that will be able to send dbus signals or run terminal commands.

Products
guake
Affected versions
Not specified
Fixed versions
3.8.5-1
CVEs
CVE-2021-23556
Confirmed fixed CVEs
Not specified
Updated in this feed
1 Nov 2026, 00:20 UTC · Revision 1

Source evidence

DEBIAN-CVE-2021-23556

core-osv · Original source

Published 17 Mar 2022, 12:15 UTC

The package guake before 3.8.5 are vulnerable to Exposed Dangerous Method or Function due to the exposure of execute_command and execute_command_by_uuid methods via the d-bus interface, which makes it possible for a malicious user to run an arbitrary command via the d-bus method. **Note:** Exploitation requires the user to have installed another malicious program that will be able to send dbus signals or run terminal commands.

osv:DEBIAN-CVE-2021-23556

guake

Fixed versions: 3.8.5-1

guake

Fixed versions: 3.8.5-1

guake

Fixed versions: 3.8.5-1

Complete source record
{
  "id": "9faaf289097e05dfa13f92ae39fa6570b752848f462f1d617d1b762574d88682",
  "url": "https://osv.dev/vulnerability/DEBIAN-CVE-2021-23556",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "DEBIAN-CVE-2021-23556",
    "summary": "The package guake before 3.8.5 are vulnerable to Exposed Dangerous Method or Function due to the exposure of execute_command and execute_command_by_uuid methods via the d-bus interface, which makes it possible for a malicious user to run an arbitrary command via the d-bus method. **Note:** Exploitation requires the user to have installed another malicious program that will be able to send dbus signals or run terminal commands.",
    "evidence": "osv:DEBIAN-CVE-2021-23556",
    "products": [
      {
        "name": {
          "value": "guake",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "3.8.5-1",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "guake",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "3.8.5-1",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "guake",
          "evidence": "/affected/2/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "3.8.5-1",
            "evidence": "/affected/2/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "high",
    "structured": {
      "id": "DEBIAN-CVE-2021-23556",
      "aliases": [
        "DEBIAN-CVE-2021-23556"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "3.8.5-1"
                }
              ]
            }
          ],
          "package": {
            "name": "guake",
            "purl": "pkg:deb/debian/guake?arch=source&distro=bookworm",
            "ecosystem": "Debian:12"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2021-23556.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "3.8.5-1"
                }
              ]
            }
          ],
          "package": {
            "name": "guake",
            "purl": "pkg:deb/debian/guake?arch=source&distro=trixie",
            "ecosystem": "Debian:13"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2021-23556.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "3.8.5-1"
                }
              ]
            }
          ],
          "package": {
            "name": "guake",
            "purl": "pkg:deb/debian/guake?arch=source&distro=forky",
            "ecosystem": "Debian:14"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2021-23556.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        }
      ],
      "modified": "2026-10-23T18:03:12.073826289Z",
      "provider": "osv",
      "upstream": [
        "CVE-2021-23556"
      ],
      "references": [
        "https://security-tracker.debian.org/tracker/CVE-2021-23556"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2021-23556",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 420792,
  "published_at": "2022-03-17T12:15:07.59+00:00"
}