{"id":"CVE-2021-29221","state":"PUBLISHED","title":"A local privilege escalation vulnerability was discovered in Erlang/OTP prior to version 23.2.3. By adding files to an existing installation's directory, a local attacker could hij","description":"A local privilege escalation vulnerability was discovered in Erlang/OTP prior to version 23.2.3. By adding files to an existing installation's directory, a local attacker could hijack accounts of other users running Erlang programs or possibly coerce a service running with \"erlsrv.exe\" to execute arbitrary code as Local System. This can occur only under specific conditions on Windows with unsafe filesystem permissions.","publishedAt":"2021-04-09T13:34:59.000Z","updatedAt":"2024-08-03T22:02:51.425Z","severity":null,"assigner":"DeepSurface","products":["Erlang Project Erlang/OTP"],"affected":[{"vendor":"Erlang Project","product":"Erlang/OTP","versions":[{"version":"< 23.2.3","status":"affected"}]}],"references":["https://github.com/erlang/otp/releases/tag/OTP-23.2.3","https://deepsurface.com/deepsurface-security-advisory-local-privilege-escalation-in-erlang-on-windows-cve-2021-29221/"],"weaknesses":[],"ingestedAt":"2026-10-29T19:48:21.578Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2021/29xxx/CVE-2021-29221.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2021-29221","state":"PUBLISHED","datePublished":"2021-04-09T13:34:59.000Z","dateUpdated":"2024-08-03T22:02:51.425Z","assignerShortName":"DeepSurface","assignerOrgId":"17539d52-06bd-4776-9c7a-95dc115e9083","dateReserved":"2021-03-25T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"A local privilege escalation vulnerability was discovered in Erlang/OTP prior to version 23.2.3. By adding files to an existing installation's directory, a local attacker could hijack accounts of other users running Erlang programs or possibly coerce a service running with \"erlsrv.exe\" to execute arbitrary code as Local System. This can occur only under specific conditions on Windows with unsafe filesystem permissions."}],"affected":[{"vendor":"Erlang Project","product":"Erlang/OTP","versions":[{"version":"< 23.2.3","status":"affected"}]}],"references":[{"url":"https://github.com/erlang/otp/releases/tag/OTP-23.2.3","tags":["x_refsource_MISC"]},{"url":"https://deepsurface.com/deepsurface-security-advisory-local-privilege-escalation-in-erlang-on-windows-cve-2021-29221/","tags":["x_refsource_MISC"]}],"problemTypes":[{"descriptions":[{"description":"Incorrect Access Control","lang":"en","type":"text"}]}],"providerMetadata":{"shortName":"DeepSurface","dateUpdated":"2021-04-09T13:34:59.000Z","orgId":"17539d52-06bd-4776-9c7a-95dc115e9083"},"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"security@deepsurface.com","ID":"CVE-2021-29221","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"Erlang/OTP","version":{"version_data":[{"version_value":"< 23.2.3"}]}}]},"vendor_name":"Erlang Project"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"A local privilege escalation vulnerability was discovered in Erlang/OTP prior to version 23.2.3. By adding files to an existing installation's directory, a local attacker could hijack accounts of other users running Erlang programs or possibly coerce a service running with \"erlsrv.exe\" to execute arbitrary code as Local System. This can occur only under specific conditions on Windows with unsafe filesystem permissions."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"Incorrect Access Control"}]}]},"references":{"reference_data":[{"name":"https://github.com/erlang/otp/releases/tag/OTP-23.2.3","refsource":"MISC","url":"https://github.com/erlang/otp/releases/tag/OTP-23.2.3"},{"name":"https://deepsurface.com/deepsurface-security-advisory-local-privilege-escalation-in-erlang-on-windows-cve-2021-29221/","refsource":"MISC","url":"https://deepsurface.com/deepsurface-security-advisory-local-privilege-escalation-in-erlang-on-windows-cve-2021-29221/"}]}}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://github.com/erlang/otp/releases/tag/OTP-23.2.3","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://deepsurface.com/deepsurface-security-advisory-local-privilege-escalation-in-erlang-on-windows-cve-2021-29221/","tags":["x_refsource_MISC","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-03T22:02:51.425Z"}}]}}}