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CVE-2021-40330 Affecting git package, versions <1:2.20.1-2+deb10u4

0.0
high

Snyk CVSS

    Attack Complexity Low
    Confidentiality High

    Threat Intelligence

    EPSS 0.32% (71st percentile)
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NVD
7.5 high
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SUSE
5.4 medium
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Red Hat
7.5 high

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  • Snyk ID SNYK-DEBIAN10-GIT-1577271
  • published 31 Aug 2021
  • disclosed 31 Aug 2021
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Introduced: 31 Aug 2021

CVE-2021-40330 Open this link in a new tab

How to fix?

Upgrade Debian:10 git to version 1:2.20.1-2+deb10u4 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream git package and not the git package as distributed by Debian. See How to fix? for Debian:10 relevant fixed versions and status.

git_connect_git in connect.c in Git before 2.30.1 allows a repository path to contain a newline character, which may result in unexpected cross-protocol requests, as demonstrated by the git://localhost:1234/%0d%0a%0d%0aGET%20/%20HTTP/1.1 substring.