Key Management Errors Affecting nss-sysinit package, versions <0:3.21.3-2.el7_3
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-CENTOS7-NSSSYSINIT-2075950
- published26 Jul 2021
- disclosed16 Nov 2016
Introduced: 16 Nov 2016
CVE-2016-8635 (opens in a new tab)How to fix?
Upgrade Centos:7 nss-sysinit to version 0:3.21.3-2.el7_3 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream nss-sysinit package and not the nss-sysinit package as distributed by Centos.
See How to fix? for Centos:7 relevant fixed versions and status.
It was found that Diffie Hellman Client key exchange handling in NSS 3.21.x was vulnerable to small subgroup confinement attack. An attacker could use this flaw to recover private keys by confining the client DH key to small subgroup of the desired group.