Out-of-bounds Read Affecting weechat package, versions <3.5-r0


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

EPSS
0.37% (73rd percentile)

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  • Snyk IDSNYK-ALPINE315-WEECHAT-2805775
  • published29 Apr 2022
  • disclosed5 Sept 2021

Introduced: 5 Sep 2021

CVE-2021-40516  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade Alpine:3.15 weechat to version 3.5-r0 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream weechat package and not the weechat package as distributed by Alpine. See How to fix? for Alpine:3.15 relevant fixed versions and status.

WeeChat before 3.2.1 allows remote attackers to cause a denial of service (crash) via a crafted WebSocket frame that trigger an out-of-bounds read in plugins/relay/relay-websocket.c in the Relay plugin.

CVSS Scores

version 3.1