NULL Pointer Dereference Affecting nss-softokn package, versions <0:3.44.0-5.el7


Severity

Recommended
medium

Based on CentOS security rating

    Threat Intelligence

    EPSS
    0.22% (60th percentile)

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  • Snyk ID SNYK-CENTOS7-NSSSOFTOKN-2144979
  • published 26 Jul 2021
  • disclosed 21 Mar 2019

How to fix?

Upgrade Centos:7 nss-softokn to version 0:3.44.0-5.el7 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream nss-softokn package and not the nss-softokn package as distributed by Centos. See How to fix? for Centos:7 relevant fixed versions and status.

In Network Security Services before 3.44, a malformed Netscape Certificate Sequence can cause NSS to crash, resulting in a denial of service.

CVSS Scores

version 3.1
Expand this section

NVD

7.5 high
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    None
  • Integrity (I)
    None
  • Availability (A)
    High