PRNG Seed Error Affecting libfreebl3 package, versions <3.40.1-3.7.2
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-SLES150-LIBFREEBL3-2758472
- published14 Apr 2022
- disclosed21 Dec 2018
Introduced: 21 Dec 2018
CVE-2018-12384 (opens in a new tab)How to fix?
Upgrade SLES:15.0 libfreebl3 to version 3.40.1-3.7.2 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream libfreebl3 package and not the libfreebl3 package as distributed by SLES.
See How to fix? for SLES:15.0 relevant fixed versions and status.
When handling a SSLv2-compatible ClientHello request, the server doesn't generate a new random value but sends an all-zero value instead. This results in full malleability of the ClientHello for SSLv2 used for TLS 1.2 in all versions prior to NSS 3.39. This does not impact TLS 1.3.