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CVE-2017-16921
In OTRS 6.0.x up to and including 6.0.1, OTRS 5.0.x up to and including 5.0.24, and OTRS 4.0.x up to and including 4.0.26, an attacker who…
High8.8EPSS 19.9%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
In OTRS 6.0.x up to and including 6.0.1, OTRS 5.0.x up to and including 5.0.24, and OTRS 4.0.x up to and including 4.0.26, an attacker who is logged into OTRS as an agent can manipulate form parameters (related to PGP) and execute arbitrary shell commands with the permissions of the OTRS or web server user.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | High8.8 | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 19.9% · top 2.6% of all CVEs (6 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.8.
Weakness
Affected products
n/a
- affected n/a
References (5)
- https://www.otrs.com/security-advisory-2017-09-security-update-otrs-framework/ (opens in a new tab)x_refsource_CONFIRMx_transferred
- [debian-lts-announce] 20171219 [SECURITY] [DLA 1212-1] otrs2 security update (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 43853 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
- DSA-4066 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- http://packetstormsecurity.com/files/162295/OTRS-6.0.1-Remote-Command-Execution.html (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2017-16921)Record last updated .