CVE-2010-4237
First published: Tue Oct 29 2019(Updated: )
Mercurial before 1.6.4 fails to verify the Common Name field of SSL certificates which allows remote attackers who acquire a certificate signed by a Certificate Authority to perform a man-in-the-middle attack.
Credit: security@ubuntu.com security@ubuntu.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Mercurial Mercurial | <1.6.4 | |
| pip/mercurial | <1.6.4 | 1.6.4 |
| debian/mercurial | 4.8.2-1+deb10u1 5.6.1-4 6.3.2-1 6.7.2-1 6.7.3-1 |
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Reference Links
- https://bz.mercurial-scm.org/show_bug.cgi?id=2407
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2010-4237
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=598841
- https://security-tracker.debian.org/tracker/CVE-2010-4237
- https://nvd.nist.gov/vuln/detail/CVE-2010-4237
- https://github.com/dscho/hg/commit/4ea63fb25ceeeaaa4cd1026f733b7ea7672c30b3
- https://github.com/dscho/hg/commit/89baabf4fb7abf30ef6fdcf3d455a7893e5cc145
- https://repo.mercurial-scm.org/hg/rev/6ab4a7d3c179
- https://repo.mercurial-scm.org/hg/rev/f2937d6492c5
- https://github.com/advisories/GHSA-7gf7-7wx4-mxmw (Advisory)
Frequently Asked Questions
What is CVE-2010-4237?
CVE-2010-4237 is a vulnerability in Mercurial before 1.6.4 that allows remote attackers to perform a man-in-the-middle attack.
How does CVE-2010-4237 work?
CVE-2010-4237 occurs because Mercurial fails to verify the Common Name field of SSL certificates, allowing attackers with a certificate signed by a Certificate Authority to perform a man-in-the-middle attack.
What is the severity of CVE-2010-4237?
The severity of CVE-2010-4237 is medium, with a severity value of 5.9.
What software versions are affected by CVE-2010-4237?
Mercurial versions up to and excluding 1.6.4 are affected by CVE-2010-4237.
How can I fix CVE-2010-4237?
To fix CVE-2010-4237, upgrade Mercurial to version 1.6.4 or later.
- collector/nvd-historical
- collector/nvd-index
- agent/type
- agent/first-publish-date
- collector/github-advisory-latest
- source/GitHub
- alias/GHSA-7gf7-7wx4-mxmw
- alias/CVE-2010-4237
- agent/software-canonical-lookup
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- collector/security-tracker-debian
- source/Debian
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- agent/tags
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- collector/github-advisory
- vendor/mercurial
- canonical/mercurial mercurial
- package-manager/pip
- package-manager/debian