VulnerabilityModified
CVE-2020-26572
The TCOS smart card software driver in OpenSC before 0.21.0-rc1 has a stack-based buffer overflow in tcos_decipher.
MEDIUM 5.5EPSS 0.40%
Does this matter?
Lower severity and a low EPSS score (0.40%). Track it; it rarely justifies an emergency change on its own.
Description
The TCOS smart card software driver in OpenSC before 0.21.0-rc1 has a stack-based buffer overflow in tcos_decipher.
- CVSS 3.1
- 5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 0.40% probability · 33th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-787
- Affected
- opensc project/opensc · fedoraproject/fedora · debian/debian linux
- Source
- cve@mitre.org
References
- http://www.openwall.com/lists/oss-security/2020/11/24/4Mailing List, Third Party Advisory
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=22967Third Party Advisory
- https://github.com/OpenSC/OpenSC/commit/9d294de90d1cc66956389856e60b6944b27b4817Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/11/msg00027.htmlMailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EXOHFDMNMO6IDECAGUTB3SJGAGXVRT6S/
- http://www.openwall.com/lists/oss-security/2020/11/24/4Mailing List, Third Party Advisory
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=22967Third Party Advisory
- https://github.com/OpenSC/OpenSC/commit/9d294de90d1cc66956389856e60b6944b27b4817Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/11/msg00027.htmlMailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EXOHFDMNMO6IDECAGUTB3SJGAGXVRT6S/
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.