CVE-2019-19963 Affecting wolfssl package, versions <4.3.0+dfsg-1
Threat Intelligence
EPSS
0.07% (32nd
percentile)
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Test your applications- Snyk ID SNYK-DEBIANUNSTABLE-WOLFSSL-539801
- published 25 Dec 2019
- disclosed 25 Dec 2019
Introduced: 25 Dec 2019
CVE-2019-19963 Open this link in a new tabHow to fix?
Upgrade Debian:unstable wolfssl to version 4.3.0+dfsg-1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream wolfssl package and not the wolfssl package as distributed by Debian.
See How to fix? for Debian:unstable relevant fixed versions and status.
An issue was discovered in wolfSSL before 4.3.0 in a non-default configuration where DSA is enabled. DSA signing uses the BEEA algorithm during modular inversion of the nonce, leading to a side-channel attack against the nonce.
CVSS Scores
version 3.1