CVE-2017-16921 is a critical remote command execution vulnerability affecting OTRS versions 4.0.x, 5.0.x, and 6.0.x. An authenticated agent can manipulate PGP-related form parameters to execute arbitrary shell commands with the privileges of the OTRS or web server user. With a CVSS score of 8.8 (High), this vulnerability allows for full compromise of confidentiality, integrity, and availability. While not listed in CISA's KEV catalog, public exploit code exists on ExploitDB, indicating its exploitability. There is minimal community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
4.0.1CPE matchmatch criteria | cpe:2.3:a:otrs:otrs:4.0.1:*:*:*:*:*:*:* | ||
4.0.2CPE matchmatch criteria | cpe:2.3:a:otrs:otrs:4.0.2:*:*:*:*:*:*:* | ||
4.0.3CPE matchmatch criteria | cpe:2.3:a:otrs:otrs:4.0.3:*:*:*:*:*:*:* | ||
4.0.4CPE matchmatch criteria | cpe:2.3:a:otrs:otrs:4.0.4:*:*:*:*:*:*:* | ||
4.0.5CPE matchmatch criteria | cpe:2.3:a:otrs:otrs:4.0.5:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.