CVE-2020-27813

golang-github-gorilla-websocket-dev: An integer overflow vulnerability exists with the length of websocket frames received via a websocket connection

CVE-2020-27813 is fixed in 2 products on 1 platform, first by golang-github-gorilla-websocket-dev 1.2.0-1ubuntu2+esm1, released December 1, 2020. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
n/a
Medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0219
82nd percentile

An integer overflow vulnerability exists with the length of websocket frames received via a websocket connection. An attacker would use this flaw to cause a denial of service attack on an HTTP Server allowing websocket connections.

Where it's fixed

ProductFixed inFixReleased
Linux
golang-github-gorilla-websocket-dev · Ubuntu 18.04.6 LTS (bionic) 1.2.0-1ubuntu2+esm1 golang-github-gorilla-websocket-dev 1.2.0-1ubuntu2+esm1 Dec 1, 2020
golang-websocket-dev · Ubuntu 18.04.6 LTS (bionic) 1.2.0-1ubuntu2+esm1 golang-websocket-dev 1.2.0-1ubuntu2+esm1 Dec 1, 2020

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