{"id":"CVE-2026-41011","state":"PUBLISHED","title":"PackagePersister.validate_tgz builds \"tar -tf #{tgz} 2>&1\" where tgz = File.join(release_dir, 'packages', \"#{name}.tgz\") and name = package_meta['name'] comes directly from release","description":"PackagePersister.validate_tgz builds \"tar -tf #{tgz} 2>&1\" where tgz = File.join(release_dir, 'packages', \"#{name}.tgz\") and name = package_meta['name'] comes directly from release.MF inside the uploaded tarball. The string is passed to Bosh::Common::Exec.sh, which executes via %x{} — i.e., /bin/sh -c. No Shellwords.escape is applied. The Models::Package Sequel validation (VALID_ID = /^[-0-9A-Za-z_+.]+$/i) would reject the name, but in create_package (lines 74–79) the shell-out in save_package_source_blob runs before package.save, so validation fires too late.\n\nAffected versions:\n- BOSH: all versions prior to v282.1.12 (inclusive); fixed in v282.1.12 or later","publishedAt":"2026-06-04T02:26:11.509Z","updatedAt":"2026-06-04T15:07:08.845Z","severity":{"score":8.7,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H","source":"vmware"},"assigner":"vmware","products":["Cloud Foundry Foundation BOSH"],"affected":[{"vendor":"Cloud Foundry Foundation","product":"BOSH","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"282.1.12","versionType":"custom"}]}],"references":["https://www.cloudfoundry.org/blog/cve-2026-41011-package-name-command-injection/"],"weaknesses":["CWE-78"],"ingestedAt":"2026-10-29T20:11:57.932Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/41xxx/CVE-2026-41011.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-41011","state":"PUBLISHED","datePublished":"2026-06-04T02:26:11.509Z","dateUpdated":"2026-06-04T15:07:08.845Z","assignerShortName":"vmware","assignerOrgId":"dcf2e128-44bd-42ed-91e8-88f912c1401d","dateReserved":"2026-04-16T02:19:16.427Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"PackagePersister.validate_tgz builds \"tar -tf #{tgz} 2>&1\" where tgz = File.join(release_dir, 'packages', \"#{name}.tgz\") and name = package_meta['name'] comes directly from release.MF inside the uploaded tarball. The string is passed to Bosh::Common::Exec.sh, which executes via %x{} — i.e., /bin/sh -c. No Shellwords.escape is applied. The Models::Package Sequel validation (VALID_ID = /^[-0-9A-Za-z_+.]+$/i) would reject the name, but in create_package (lines 74–79) the shell-out in save_package_source_blob runs before package.save, so validation fires too late.\n\nAffected versions:\n- BOSH: all versions prior to v282.1.12 (inclusive); fixed in v282.1.12 or later"}],"affected":[{"vendor":"Cloud Foundry Foundation","product":"BOSH","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"282.1.12","versionType":"custom"}]}],"references":[{"url":"https://www.cloudfoundry.org/blog/cve-2026-41011-package-name-command-injection/"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"version":"4.0","vectorString":"CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H","baseScore":8.7,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"HIGH","attackRequirements":"PRESENT","privilegesRequired":"HIGH","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnAvailabilityImpact":"HIGH","subConfidentialityImpact":"HIGH","subIntegrityImpact":"HIGH","subAvailabilityImpact":"HIGH"}},{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","baseScore":8.2,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"HIGH","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-78","lang":"en","description":"CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')","type":"CWE"}]}],"providerMetadata":{"shortName":"vmware","orgId":"dcf2e128-44bd-42ed-91e8-88f912c1401d","dateUpdated":"2026-06-04T02:26:11.509Z"},"impacts":[{"descriptions":[{"lang":"en","value":"An attacker with bosh.releases.upload or bosh.admin permission can inject arbitrary OS commands via a crafted package name in an uploaded release tarball, achieving remote code execution on the BOSH director with full confidentiality, integrity, and availability impact on both vulnerable and subsequent systems."}]}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.1"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-06-04T14:02:16.987981Z","id":"CVE-2026-41011","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-06-04T15:07:08.845Z"}}]}}}