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CVE-2017-16921 Details

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.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:8.8 HIGHVector:CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
http://packetstormsecurity.com/files/162295/OTRS-6.0.1-Remote-Command-Execution.html	CVE
https://lists.debian.org/debian-lts-announce/2017/12/msg00015.html	CVE	Mailing ListThird Party Advisory
https://www.debian.org/security/2017/dsa-4066	CVE	Mailing ListThird Party Advisory
https://www.exploit-db.com/exploits/43853/	CVE	ExploitThird Party AdvisoryVDB Entry
https://www.otrs.com/security-advisory-2017-09-security-update-otrs-framework/	CVE	Issue TrackingPatchVendor Advisory
http://packetstormsecurity.com/files/162295/OTRS-6.0.1-Remote-Command-Execution.html	[email protected]
https://lists.debian.org/debian-lts-announce/2017/12/msg00015.html	[email protected]	Mailing ListThird Party Advisory
https://www.debian.org/security/2017/dsa-4066	[email protected]	Mailing ListThird Party Advisory
https://www.exploit-db.com/exploits/43853/	[email protected]	ExploitThird Party AdvisoryVDB Entry
https://www.otrs.com/security-advisory-2017-09-security-update-otrs-framework/	[email protected]	Issue TrackingPatchVendor Advisory

see all 10 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-78	Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')	[email protected]

Affected Products

Product	Versions
otrs otrs	4.0.1 4.0.2 4.0.3 4.0.4 4.0.5
CPE cpe:2.3:a:otrs:otrs:4.0.1:::::::* cpe:2.3:a:otrs:otrs:4.0.2:::::::* cpe:2.3:a:otrs:otrs:4.0.3:::::::* cpe:2.3:a:otrs:otrs:4.0.4:::::::* cpe:2.3:a:otrs:otrs:4.0.5:::::::* cpe:2.3:a:otrs:otrs:4.0.6:::::::* cpe:2.3:a:otrs:otrs:4.0.7:::::::* cpe:2.3:a:otrs:otrs:4.0.8:::::::* cpe:2.3:a:otrs:otrs:4.0.9:::::::* cpe:2.3:a:otrs:otrs:4.0.10:::::::* cpe:2.3:a:otrs:otrs:4.0.11:::::::* cpe:2.3:a:otrs:otrs:4.0.12:::::::* cpe:2.3:a:otrs:otrs:4.0.13:::::::* cpe:2.3:a:otrs:otrs:4.0.14:::::::* cpe:2.3:a:otrs:otrs:4.0.15:::::::* cpe:2.3:a:otrs:otrs:4.0.16:::::::* cpe:2.3:a:otrs:otrs:4.0.17:::::::* cpe:2.3:a:otrs:otrs:4.0.18:::::::* cpe:2.3:a:otrs:otrs:4.0.19:::::::* cpe:2.3:a:otrs:otrs:4.0.20:::::::* cpe:2.3:a:otrs:otrs:4.0.21:::::::* cpe:2.3:a:otrs:otrs:4.0.22:::::::* cpe:2.3:a:otrs:otrs:4.0.23:::::::* cpe:2.3:a:otrs:otrs:4.0.24:::::::* cpe:2.3:a:otrs:otrs:4.0.25:::::::* cpe:2.3:a:otrs:otrs:4.0.26:::::::* cpe:2.3:a:otrs:otrs:5.0.0:::::::* cpe:2.3:a:otrs:otrs:5.0.0:alpha1:::::: cpe:2.3:a:otrs:otrs:5.0.0:beta1:::::: cpe:2.3:a:otrs:otrs:5.0.0:beta2:::::: cpe:2.3:a:otrs:otrs:5.0.0:beta3:::::: cpe:2.3:a:otrs:otrs:5.0.0:beta4:::::: cpe:2.3:a:otrs:otrs:5.0.0:beta5:::::: cpe:2.3:a:otrs:otrs:5.0.0:rc1:::::: cpe:2.3:a:otrs:otrs:5.0.1:::::::* cpe:2.3:a:otrs:otrs:5.0.2:::::::* cpe:2.3:a:otrs:otrs:5.0.3:::::::* cpe:2.3:a:otrs:otrs:5.0.4:::::::* cpe:2.3:a:otrs:otrs:5.0.5:::::::* cpe:2.3:a:otrs:otrs:5.0.6:::::::* cpe:2.3:a:otrs:otrs:5.0.7:::::::* cpe:2.3:a:otrs:otrs:5.0.8:::::::* cpe:2.3:a:otrs:otrs:5.0.9:::::::* cpe:2.3:a:otrs:otrs:5.0.10:::::::* cpe:2.3:a:otrs:otrs:5.0.11:::::::* cpe:2.3:a:otrs:otrs:5.0.12:::::::* cpe:2.3:a:otrs:otrs:5.0.13:::::::* cpe:2.3:a:otrs:otrs:5.0.14:::::::* cpe:2.3:a:otrs:otrs:5.0.15:::::::* cpe:2.3:a:otrs:otrs:5.0.16:::::::* cpe:2.3:a:otrs:otrs:5.0.17:::::::* cpe:2.3:a:otrs:otrs:5.0.18:::::::* cpe:2.3:a:otrs:otrs:5.0.19:::::::* cpe:2.3:a:otrs:otrs:5.0.20:::::::* cpe:2.3:a:otrs:otrs:5.0.21:::::::* cpe:2.3:a:otrs:otrs:5.0.22:::::::* cpe:2.3:a:otrs:otrs:5.0.23:::::::* cpe:2.3:a:otrs:otrs:5.0.24:::::::* cpe:2.3:a:otrs:otrs:6.0.0:::::::* cpe:2.3:a:otrs:otrs:6.0.0:alpha1:::::: cpe:2.3:a:otrs:otrs:6.0.0:beta1:::::: cpe:2.3:a:otrs:otrs:6.0.0:beta2:::::: cpe:2.3:a:otrs:otrs:6.0.0:beta3:::::: cpe:2.3:a:otrs:otrs:6.0.0:beta4:::::: cpe:2.3:a:otrs:otrs:6.0.0:beta5:::::: cpe:2.3:a:otrs:otrs:6.0.0:rc1:::::: cpe:2.3:a:otrs:otrs:6.0.1:::::::* Remediation No remediation found in references.
debian debian linux	7.0 8.0 9.0
CPE cpe:2.3:o:debian:debian_linux:7.0:::::::* cpe:2.3:o:debian:debian_linux:8.0:::::::* cpe:2.3:o:debian:debian_linux:9.0:::::::* Remediation No remediation found in references.

Change History

11 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
May 13, 2026	CVE Status Change	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Apr 22, 2021	CVE Modified	[email protected]
Oct 3, 2019	CWE Remap	[email protected]
Apr 30, 2019	Modified Analysis	[email protected]
Feb 4, 2018	CVE Modified	[email protected]
Jan 24, 2018	CVE Modified	[email protected]
Dec 20, 2017	Initial Analysis	[email protected]
Dec 19, 2017	CVE Modified	[email protected]