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Allocation of Resources Without Limits or Throttling Affecting nss package, versions *

Severity

 Recommended
medium

Based on CentOS security rating

    Threat Intelligence

    EPSS
    0.71% (81st percentile)

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  • Snyk ID SNYK-CENTOS6-NSS-2021354
  • published 26 Jul 2021
  • disclosed 19 Oct 2020
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Introduced: 19 Oct 2020

CVE-2020-25648 Open this link in a new tab
CWE-770 Open this link in a new tab

How to fix?

There is no fixed version for Centos:6 nss.

NVD Description

Note: Versions mentioned in the description apply only to the upstream nss package and not the nss package as distributed by Centos. See How to fix? for Centos:6 relevant fixed versions and status.

A flaw was found in the way NSS handled CCS (ChangeCipherSpec) messages in TLS 1.3. This flaw allows a remote attacker to send multiple CCS messages, causing a denial of service for servers compiled with the NSS library. The highest threat from this vulnerability is to system availability. This flaw affects NSS versions before 3.58.

References

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
Expand this section

Red Hat

7.5 high
Expand this section

SUSE

7.5 high