CVE-2020-1767
Possible to send drafted messages as wrong agent
- Published
- Updated
- Reserved
- Assigned by
- OTRS
Description
Agent A is able to save a draft (i.e. for customer reply). Then Agent B can open the draft, change the text completely and send it in the name of Agent A. For the customer it will not be visible that the message was sent by another agent. This issue affects: ((OTRS)) Community Edition 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 | Medium4.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N |
- EPSS (exploitation in 30 days)
- 1.2% · top 32% of all CVEs (7 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 3.5.
Weakness
- Sender spoofing
Affected products
OTRS AG · ((OTRS)) Community Edition
- 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
Solution: Patch for ((OTRS)) Community Edition 6: https://github.com/OTRS/otrs/commit/5f488fd6c809064ee49def3a432030258d211570
References (3)
- https://otrs.com/release-notes/otrs-security-advisory-2020-03/ (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
- [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)
- 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-2020-1767)Record last updated .