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ros-actionlib — security advisory

Type: advisorySources: OSVAdvisory ID: DEBIAN-CVE-2020-10289

Use of unsafe yaml load. Allows instantiation of arbitrary objects. The flaw itself is caused by an unsafe parsing of YAML values which happens whenever an action message is processed to be sent, and allows for the creation of Python objects. Through this flaw in the ROS core package of actionlib, an attacker with local or remote access can make the ROS Master, execute arbitrary code in Python form. Consider yaml.safe_load() instead. Located first in actionlib/tools/library.py:132. See links for more info on the bug.

Products
ros-actionlib
Affected versions
Not specified
Fixed versions
1.13.1-4
CVEs
CVE-2020-10289
Confirmed fixed CVEs
Not specified
Updated in this feed
1 Nov 2026, 12:51 UTC · Revision 1

Source evidence

DEBIAN-CVE-2020-10289

core-osv · Original source

Published 20 Aug 2020, 08:15 UTC

Use of unsafe yaml load. Allows instantiation of arbitrary objects. The flaw itself is caused by an unsafe parsing of YAML values which happens whenever an action message is processed to be sent, and allows for the creation of Python objects. Through this flaw in the ROS core package of actionlib, an attacker with local or remote access can make the ROS Master, execute arbitrary code in Python form. Consider yaml.safe_load() instead. Located first in actionlib/tools/library.py:132. See links for more info on the bug.

osv:DEBIAN-CVE-2020-10289

ros-actionlib

Fixed versions: 1.13.1-4

ros-actionlib

Fixed versions: 1.13.1-4

ros-actionlib

Fixed versions: 1.13.1-4

Complete source record
{
  "id": "80d90d81b447e938688634b5c1a91f3cef3feaeb907eac5c25786f10655bb740",
  "url": "https://osv.dev/vulnerability/DEBIAN-CVE-2020-10289",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "DEBIAN-CVE-2020-10289",
    "summary": "Use of unsafe yaml load. Allows instantiation of arbitrary objects. The flaw itself is caused by an unsafe parsing of YAML values which happens whenever an action message is processed to be sent, and allows for the creation of Python objects. Through this flaw in the ROS core package of actionlib, an attacker with local or remote access can make the ROS Master, execute arbitrary code in Python form. Consider yaml.safe_load() instead. Located first in actionlib/tools/library.py:132. See links for more info on the bug.",
    "evidence": "osv:DEBIAN-CVE-2020-10289",
    "products": [
      {
        "name": {
          "value": "ros-actionlib",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1.13.1-4",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "ros-actionlib",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1.13.1-4",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "ros-actionlib",
          "evidence": "/affected/2/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1.13.1-4",
            "evidence": "/affected/2/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "high",
    "structured": {
      "id": "DEBIAN-CVE-2020-10289",
      "aliases": [
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      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "1.13.1-4"
                }
              ]
            }
          ],
          "package": {
            "name": "ros-actionlib",
            "purl": "pkg:deb/debian/ros-actionlib?arch=source&distro=bookworm",
            "ecosystem": "Debian:12"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2020-10289.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "1.13.1-4"
                }
              ]
            }
          ],
          "package": {
            "name": "ros-actionlib",
            "purl": "pkg:deb/debian/ros-actionlib?arch=source&distro=trixie",
            "ecosystem": "Debian:13"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2020-10289.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
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                  "introduced": "0"
                },
                {
                  "fixed": "1.13.1-4"
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              ]
            }
          ],
          "package": {
            "name": "ros-actionlib",
            "purl": "pkg:deb/debian/ros-actionlib?arch=source&distro=forky",
            "ecosystem": "Debian:14"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2020-10289.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        }
      ],
      "modified": "2026-10-26T12:01:10.607513237Z",
      "provider": "osv",
      "upstream": [
        "CVE-2020-10289"
      ],
      "references": [
        "https://security-tracker.debian.org/tracker/CVE-2020-10289"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2020-10289",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 451486,
  "published_at": "2020-08-20T08:15:10.357+00:00"
}