{"id":"CVE-2023-2977","state":"PUBLISHED","title":"A vulnerbility was found in OpenSC. This security flaw cause a buffer overrun vulnerability in pkcs15 cardos_have_verifyrc_package. The attacker can supply a smart card package wit","description":"A vulnerbility was found in OpenSC. This security flaw cause a buffer overrun vulnerability in pkcs15 cardos_have_verifyrc_package. The attacker can supply a smart card package with malformed ASN1 context. The cardos_have_verifyrc_package function scans the ASN1 buffer for 2 tags, where remaining length is wrongly caculated due to moved starting pointer. This leads to possible heap-based buffer oob read. In cases where ASAN is enabled while compiling this causes a crash. Further info leak or more damage is possible.","publishedAt":"2023-06-01T00:00:00.000Z","updatedAt":"2025-11-03T21:47:59.585Z","severity":{"score":7.1,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H","source":"CISA-ADP"},"assigner":"redhat","products":["n/a OpenSC"],"affected":[{"vendor":"n/a","product":"OpenSC","versions":[{"version":"opensc-0.23.0","status":"affected"}]}],"references":["https://access.redhat.com/security/cve/CVE-2023-2977","https://bugzilla.redhat.com/show_bug.cgi?id=2211088","https://github.com/OpenSC/OpenSC/issues/2785","https://github.com/OpenSC/OpenSC/pull/2787","https://lists.debian.org/debian-lts-announce/2023/06/msg00025.html","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LAR54OV6EHA56B4XJF6RNPQ4HJ2ITU66/","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FJD4Q4AJSGE5UIJI7OUYZY4HGGCVYQNI/","https://lists.debian.org/debian-lts-announce/2024/12/msg00026.html"],"weaknesses":["CWE-119"],"ingestedAt":"2026-10-29T20:05:52.290Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/2xxx/CVE-2023-2977.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-2977","state":"PUBLISHED","datePublished":"2023-06-01T00:00:00.000Z","dateUpdated":"2025-11-03T21:47:59.585Z","assignerShortName":"redhat","assignerOrgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","dateReserved":"2023-05-30T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"A vulnerbility was found in OpenSC. This security flaw cause a buffer overrun vulnerability in pkcs15 cardos_have_verifyrc_package. The attacker can supply a smart card package with malformed ASN1 context. The cardos_have_verifyrc_package function scans the ASN1 buffer for 2 tags, where remaining length is wrongly caculated due to moved starting pointer. This leads to possible heap-based buffer oob read. In cases where ASAN is enabled while compiling this causes a crash. Further info leak or more damage is possible."}],"affected":[{"vendor":"n/a","product":"OpenSC","versions":[{"version":"opensc-0.23.0","status":"affected"}]}],"references":[{"url":"https://access.redhat.com/security/cve/CVE-2023-2977"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2211088"},{"url":"https://github.com/OpenSC/OpenSC/issues/2785"},{"url":"https://github.com/OpenSC/OpenSC/pull/2787"},{"url":"https://lists.debian.org/debian-lts-announce/2023/06/msg00025.html","name":"[debian-lts-announce] 20230621 [SECURITY] [DLA 3463-1] opensc security update","tags":["mailing-list"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LAR54OV6EHA56B4XJF6RNPQ4HJ2ITU66/","name":"FEDORA-2023-29530cc60b","tags":["vendor-advisory"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FJD4Q4AJSGE5UIJI7OUYZY4HGGCVYQNI/","name":"FEDORA-2023-2afb831742","tags":["vendor-advisory"]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-119","type":"CWE","lang":"en","description":"CWE-119"}]}],"providerMetadata":{"shortName":"redhat","orgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","dateUpdated":"2023-08-17T18:06:58.134Z"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://access.redhat.com/security/cve/CVE-2023-2977","tags":["x_transferred"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2211088","tags":["x_transferred"]},{"url":"https://github.com/OpenSC/OpenSC/issues/2785","tags":["x_transferred"]},{"url":"https://github.com/OpenSC/OpenSC/pull/2787","tags":["x_transferred"]},{"url":"https://lists.debian.org/debian-lts-announce/2023/06/msg00025.html","name":"[debian-lts-announce] 20230621 [SECURITY] [DLA 3463-1] opensc security update","tags":["mailing-list","x_transferred"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LAR54OV6EHA56B4XJF6RNPQ4HJ2ITU66/","name":"FEDORA-2023-29530cc60b","tags":["vendor-advisory","x_transferred"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FJD4Q4AJSGE5UIJI7OUYZY4HGGCVYQNI/","name":"FEDORA-2023-2afb831742","tags":["vendor-advisory","x_transferred"]},{"url":"https://lists.debian.org/debian-lts-announce/2024/12/msg00026.html"}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2025-11-03T21:47:59.585Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":7.1,"attackVector":"LOCAL","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2025-01-09T17:54:22.560833Z","id":"CVE-2023-2977","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-01-09T17:54:26.583Z"}}]}}}