CVE-2017-18026 — Redmine before 3
Redmine before 3.2.9, 3.3.x before 3.3.6, and 3.4.x before 3.4.4 does not block the --config and --debugger flags to the Mercurial hg program, which allows remote attackers to execute arbitrary commands (through the Mercurial adapter) via vectors involving a branch whose name beg
Published
2018-01-10T09:00:00.000Z
Last modified
2024-08-05T21:06:50.143Z
01What is this vulnerability?
Redmine before 3.2.9, 3.3.x before 3.3.6, and 3.4.x before 3.4.4 does not block the --config and --debugger flags to the Mercurial hg program, which allows remote attackers to execute arbitrary commands (through the Mercurial adapter) via vectors involving a branch whose name begins with a --config= or --debugger= substring, a related issue to CVE-2017-17536.
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
08Timeline
- Published: 2018-01-10T09:00:00.000Z
- Last modified: 2024-08-05T21:06:50.143Z
09References
- www.redmine.org — https://www.redmine.org/issues/27516
- github.com — https://github.com/redmine/redmine/commit/58ed8655136ff2fe5ff7796859bf6a399c76c6…
- www.debian.org — https://www.debian.org/security/2018/dsa-4191
- www.redmine.org — https://www.redmine.org/projects/redmine/wiki/Security_Advisories
- github.com — https://github.com/redmine/redmine/commit/ca87bf766cdc70179cb2dce03015d78ec9c13e…
- github.com — https://github.com/redmine/redmine/commit/9d797400eaec5f9fa7ba9507c82d9c18cb91d0…
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