CVE Vulnerability

CVE-2020-27813

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.

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://bugzilla.redhat.com/show_bug.cgi?id=1902111 Issue Tracking Third Party Advisory
https://github.com/gorilla/websocket/security/advisories/GHSA-jf24-p9p9-4rjh Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/01/msg00008.html Mailing List Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:gorillatoolkit:websocket:*:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
Information

Published : 2020-12-02 01:15

Updated : 2021-02-25 02:44

NVD link : CVE-2020-27813

Mitre link : CVE-2020-27813

Products Affected
No products.
CWE
CWE-190

CWE-400