CVE-2018-20683: Input Validation
First published: Thu Jan 10 2019(Updated: )
commands/rsync in Gitolite before 3.6.11, if .gitolite.rc enables rsync, mishandles the rsync command line, which allows attackers to have a "bad" impact by triggering use of an option other than -v, -n, -q, or -P.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Gitolite | <3.6.11 |
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Reference Links
- https://bugs.debian.org/918849
- https://github.com/sitaramc/gitolite/blob/master/CHANGELOG
- https://github.com/sitaramc/gitolite/commit/5df2b817255ee919991da6c310239e08c8fcc1ae
- https://groups.google.com/forum/#!topic/gitolite-announce/6xbjjmpLePQ
- https://groups.google.com/forum/#%21topic/gitolite-announce/6xbjjmpLePQ
Frequently Asked Questions
What is the severity of CVE-2018-20683?
CVE-2018-20683 has a medium severity rating due to potential exploitation through mishandled command line options in Gitolite.
How do I fix CVE-2018-20683?
To fix CVE-2018-20683, upgrade Gitolite to version 3.6.11 or later, where the vulnerability has been addressed.
What systems are affected by CVE-2018-20683?
CVE-2018-20683 affects Gitolite versions prior to 3.6.11 that have rsync enabled in their configuration.
What are the potential impacts of exploiting CVE-2018-20683?
Exploiting CVE-2018-20683 may allow attackers to execute undesirable command options, potentially compromising system security.
Is CVE-2018-20683 a remote attack vulnerability?
CVE-2018-20683 can be exploited remotely if rsync is enabled, allowing an attacker to manipulate command line execution.
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