{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2024-42002","assignerOrgId":"cc1ad9ee-3454-478d-9317-d3e869d708bc","state":"PUBLISHED","assignerShortName":"canonical","dateReserved":"2024-08-01T12:00:12.183Z","datePublished":"2026-09-28T21:38:08.369Z","dateUpdated":"2026-09-28T21:38:08.369Z"},"containers":{"cna":{"title":"Unsafe use of eval() method in ros2 topic hz tool","problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-95","description":"CWE-95 Improper neutralization of directives in dynamically evaluated code ('eval injection')","type":"CWE"}]},{"descriptions":[{"lang":"en","cweId":"CWE-94","description":"CWE-94 Improper Control of Generation of Code ('Code Injection')","type":"CWE"}]}],"impacts":[{"capecId":"CAPEC-242","descriptions":[{"lang":"en","value":"CAPEC-242 Code Injection"}]}],"affected":[{"vendor":"Open Source Robotics Foundation","product":"Robot Operating System 2 (ROS 2)","platforms":["Linux","MacOS","Windows"],"packageName":"ros2topic","repo":"https://github.com/ros2/ros2cli","modules":["ros2topic"],"programFiles":["ros2topic/ros2topic/verb/hz.py"],"versions":[{"status":"affected","version":"Rolling Ridley","versionType":"custom"},{"status":"affected","version":"Lyrical Luth","versionType":"custom"},{"status":"affected","version":"Kilted Kaiju","versionType":"custom"},{"status":"affected","version":"Jazzy Jalisco","versionType":"custom"},{"status":"affected","version":"Iron Irwini","versionType":"custom"},{"status":"affected","version":"Humble Hawksbill","versionType":"custom"},{"status":"affected","version":"Galactic Geochelone","versionType":"custom"},{"status":"affected","version":"Foxy Fitzroy","versionType":"custom"},{"status":"affected","version":"Eloquent Elusor","versionType":"custom"},{"status":"affected","version":"Dashing Diademata","versionType":"custom"},{"status":"affected","version":"Crystal Clemmys","versionType":"custom"}],"defaultStatus":"unaffected"}],"descriptions":[{"lang":"en","value":"A code injection vulnerability has been discovered in the Robot Operating System 2 (ROS 2) 'ros2topic' command-line tool, affecting all ROS 2 distributions from Crystal Clemmys up to and including Lyrical Luth and Rolling Ridley. The vulnerability lies in the 'hz' verb, which reports the publishing rate of a topic and accepts a user-provided Python expression via the --filter option. This input is passed directly to the eval() function without sanitization, allowing a local user to craft and execute arbitrary code."}],"references":[{"url":"https://github.com/ros2/ros2cli/pull/1001","tags":["patch"]},{"url":"https://github.com/ros2/ros2cli/pull/133#discussion_r223081766","tags":["issue-tracking"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"LOCAL","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","subConfidentialityImpact":"NONE","vulnIntegrityImpact":"HIGH","subIntegrityImpact":"NONE","vulnAvailabilityImpact":"HIGH","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED","version":"4.0","baseSeverity":"HIGH","baseScore":8.6,"vectorString":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"}},{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseSeverity":"HIGH","baseScore":8.4,"vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}}],"workarounds":[{"lang":"en","value":"Do not pass untrusted or unreviewed input to the --filter option of 'ros2 topic hz'."}],"solutions":[{"lang":"en","value":"No fixed release is available at the time of publication. A fix is proposed upstream in https://github.com/ros2/ros2cli/pull/1001."}],"credits":[{"lang":"en","value":"Florencia Cabral Berenfus, Ubuntu Robotics Team","type":"finder"}],"source":{"discovery":"INTERNAL"},"providerMetadata":{"orgId":"cc1ad9ee-3454-478d-9317-d3e869d708bc","shortName":"canonical","dateUpdated":"2026-09-28T21:38:08.369Z"},"x_generator":{"engine":"cvelib 1.8.0"}}}}