How severe is CVE-2020-35623?

This vulnerability has a severity rating of HIGH with a CVSS score of 7.5 out of 10.

What type of vulnerability is CVE-2020-35623?

This is classified as CWE-20, which is a common weakness in software security.

CVE-2020-35623

HIGH Year: 2020

CVSS v3 Score

7.5

High

CVSS v2 Score

5.0

Medium

Weakness Type

CWE-20

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Vulnerability Description

An issue was discovered in the CasAuth extension for MediaWiki through 1.35.1. Due to improper username validation, it allowed user impersonation with trivial manipulations of certain characters within a given username. An ordinary user may be able to login as a "bureaucrat user" who has a similar username, as demonstrated by usernames that differ only in (1) bidirectional override symbols or (2) blank space.

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CWE-202000

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CVSS:7.5(High)

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CWE-202008

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CVSS:7.5(High)

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CVSS:7.5(High)

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