CVE-2020-1765Spoofing of From field in several screens
- 3.5LowCVSS base score
- 1.5%Exploitation in 30 daysEPSS · top 26% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
An improper control of parameters allows the spoofing of the from fields of the following screens: AgentTicketCompose, AgentTicketForward, AgentTicketBounce and AgentTicketEmailOutbound. This issue affects: ((OTRS)) Community Edition 5.0.x version 5.0.39 and prior versions; 6.0.x version 6.0.24 and prior versions. OTRS 7.0.x version 7.0.13 and prior versions.
Timeline
ID reserved
By OTRS
- 42 days later
· 42 days later
Published
- 5 years later
· 5 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| OTRSCNA (assigner) | 3.1 | Low3.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N |
| NVDNVD · Modified | 3.1 | Medium5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |
- EPSS (exploitation in 30 days)
- 1.5% · top 26% of all CVEs (14 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 3.5.
Affected products
OTRS AG · ((OTRS)) Community Edition
- affected 5.0.x version 5.0.39 and prior versions
- affected 6.0.x version 6.0.24 and prior versions
- affected 7.0.x version 7.0.13 and prior versions
What to do
Solution: Upgrade to OTRS 7.0.14, ((OTRS)) Community Edition 6.0.25, ((OTRS)) Community Edition 5.0.40
Solution: Patch for ((OTRS)) Community Edition 6: https://github.com/OTRS/otrs/commit/d146d4997cbd6e1370669784c6a2ec8d64655252 Patch for ((OTRS)) Community Edition 5: https://github.com/OTRS/otrs/commit/874889b86abea4c01ceb1368a836b66694fae1c3
References
References6
- https://otrs.com/release-notes/otrs-security-advisory-2020-01/ (opens in a new tab)x_transferred
- [debian-lts-announce] 20200129 [SECURITY] [DLA 2079-1] otrs2 security update (opens in a new tab)mailing-listx_transferred
- openSUSE-SU-2020:0551 (opens in a new tab)vendor-advisoryx_transferred
- openSUSE-SU-2020:1475 (opens in a new tab)vendor-advisoryx_transferred
- openSUSE-SU-2020:1509 (opens in a new tab)vendor-advisoryx_transferred
- [debian-lts-announce] 20230831 [SECURITY] [DLA 3551-1] otrs2 security update (opens in a new tab)mailing-listx_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)
- EUVD EUVD-2020-12591 (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://cveledger.app/cve/CVE-2020-1765)Record last updated .