CVE-2018-20683 — commands/rsync in Gitolite before 3

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.

01What is this vulnerability?

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.

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2019-01-10T01:00:00.000Z
• Last modified: 2024-08-05T12:05:17.632Z

09References

• github.com — https://github.com/sitaramc/gitolite/commit/5df2b817255ee919991da6c310239e08c8fc…
• bugs.debian.org — https://bugs.debian.org/918849
• github.com — https://github.com/sitaramc/gitolite/blob/master/CHANGELOG
• groups.google.com — https://groups.google.com/forum/#%21topic/gitolite-announce/6xbjjmpLePQ