CVE-2019-13627 – libgcrypt: ECDSA timing attack allowing private key leak

https://notcve.org/view.php?id=CVE-2019-13627

It was discovered that there was a ECDSA timing attack in the libgcrypt20 cryptographic library. Version affected: 1.8.4-5, 1.7.6-2+deb9u3, and 1.6.3-2+deb8u4. Versions fixed: 1.8.5-2 and 1.6.3-2+deb8u7. Se detectó que había un ataque de sincronización ECDSA en la biblioteca criptográfica libgcrypt20. Versión afectada: 1.8.4-5, 1.7.6-2+deb9u3 y 1.6.3-2+deb8u4. • http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00060.html http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00018.html http://www.openwall.com/lists/oss-security/2019/10/02/2 https://github.com/gpg/libgcrypt/releases/tag/libgcrypt-1.8.5 https://lists.debian.org/debian-lts-announce/2019/09/msg00024.html https://lists.debian.org/debian-lts-announce/2020/01/msg00001.html https://minerva.crocs.fi.muni.cz https://security-tracker.debian.org/tracker/CV • CWE-203: Observable Discrepancy CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') •