{"id":"CVE-2023-27478","state":"PUBLISHED","title":"Disclosure of unrelated data in libmemcached-awesome","description":"libmemcached-awesome is an open source C/C++ client library and tools for the memcached server. `libmemcached` could return data for a previously requested key, if that previous request timed out due to a low `POLL_TIMEOUT`. This issue has been addressed in version 1.1.4. Users are advised to upgrade. There are several ways to workaround or lower the probability of this bug affecting a given deployment. 1: use a reasonably high `POLL_TIMEOUT` setting, like the default. 2: use separate libmemcached connections for unrelated data. 3: do not re-use libmemcached connections in an unknown state.","publishedAt":"2023-03-07T17:55:39.172Z","updatedAt":"2025-02-25T15:00:43.455Z","severity":{"score":6.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","source":"GitHub_M"},"assigner":"GitHub_M","products":["awesomized libmemcached"],"affected":[{"vendor":"awesomized","product":"libmemcached","versions":[{"version":"> 1.0.18,  < 1.1.4","status":"affected"}]}],"references":["https://github.com/awesomized/libmemcached/security/advisories/GHSA-wwmh-39wj-fx59","https://github.com/php-memcached-dev/php-memcached/issues/531","https://github.com/awesomized/libmemcached/commit/48dcc61a","https://github.com/awesomized/libmemcached/releases/tag/1.1.4"],"weaknesses":["CWE-200"],"ingestedAt":"2026-10-29T20:05:52.290Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/27xxx/CVE-2023-27478.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-27478","state":"PUBLISHED","datePublished":"2023-03-07T17:55:39.172Z","dateUpdated":"2025-02-25T15:00:43.455Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2023-03-01T19:03:56.632Z"},"containers":{"cna":{"title":"Disclosure of unrelated data in libmemcached-awesome ","descriptions":[{"lang":"en","value":"libmemcached-awesome is an open source C/C++ client library and tools for the memcached server. `libmemcached` could return data for a previously requested key, if that previous request timed out due to a low `POLL_TIMEOUT`. This issue has been addressed in version 1.1.4. Users are advised to upgrade. There are several ways to workaround or lower the probability of this bug affecting a given deployment. 1: use a reasonably high `POLL_TIMEOUT` setting, like the default. 2: use separate libmemcached connections for unrelated data. 3: do not re-use libmemcached connections in an unknown state."}],"affected":[{"vendor":"awesomized","product":"libmemcached","versions":[{"version":"> 1.0.18,  < 1.1.4","status":"affected"}]}],"references":[{"url":"https://github.com/awesomized/libmemcached/security/advisories/GHSA-wwmh-39wj-fx59","name":"https://github.com/awesomized/libmemcached/security/advisories/GHSA-wwmh-39wj-fx59","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/php-memcached-dev/php-memcached/issues/531","name":"https://github.com/php-memcached-dev/php-memcached/issues/531","tags":["x_refsource_MISC"]},{"url":"https://github.com/awesomized/libmemcached/commit/48dcc61a","name":"https://github.com/awesomized/libmemcached/commit/48dcc61a","tags":["x_refsource_MISC"]},{"url":"https://github.com/awesomized/libmemcached/releases/tag/1.1.4","name":"https://github.com/awesomized/libmemcached/releases/tag/1.1.4","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":6.5,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-200","lang":"en","description":"CWE-200: Exposure of Sensitive Information to an Unauthorized Actor","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2023-03-07T17:55:39.172Z"},"source":{"advisory":"GHSA-wwmh-39wj-fx59","discovery":"UNKNOWN"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://github.com/awesomized/libmemcached/security/advisories/GHSA-wwmh-39wj-fx59","name":"https://github.com/awesomized/libmemcached/security/advisories/GHSA-wwmh-39wj-fx59","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://github.com/php-memcached-dev/php-memcached/issues/531","name":"https://github.com/php-memcached-dev/php-memcached/issues/531","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://github.com/awesomized/libmemcached/commit/48dcc61a","name":"https://github.com/awesomized/libmemcached/commit/48dcc61a","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://github.com/awesomized/libmemcached/releases/tag/1.1.4","name":"https://github.com/awesomized/libmemcached/releases/tag/1.1.4","tags":["x_refsource_MISC","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-02T12:09:43.474Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-02-25T14:31:29.343763Z","id":"CVE-2023-27478","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-02-25T15:00:43.455Z"}}]}}}