CVE-2020-1773Session / Password / Password token leak
- 7.3HighCVSS 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 attacker with the ability to generate session IDs or password reset tokens, either by being able to authenticate or by exploiting OSA-2020-09, may be able to predict other users session IDs, password reset tokens and automatically generated passwords. This issue affects ((OTRS)) Community Edition: 5.0.41 and prior versions, 6.0.26 and prior versions. OTRS; 7.0.15 and prior versions.
Timeline
ID reserved
By OTRS
- 4 months later
· 4 months later
Published
- 4 years later
· 4 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 | High7.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N |
| NVDNVD · Modified | 3.1 | High8.1 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N |
- EPSS (exploitation in 30 days)
- 1.5% · top 26% of all CVEs (13 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.3.
Affected products
OTRS AG · ((OTRS)) Community Edition
- affected 5.0.41 and prior
- affected 6.0.26 and prior
- affected 7.0.15 and prior
What to do
Solution: Upgrade to OTRS 7.0.16, ((OTRS)) Community Edition 6.0.27, 5.0.42 Patch for ((OTRS)) Community Edition 6: https://github.com/OTRS/otrs/commit/ab253734bc211541309b9f8ea2b8b70389c4a64e Patch for ((OTRS)) Community Edition 5: https://github.com/OTRS/otrs/commit/4955521af50238046847bce51ad9865950324f77
References
References5
- https://otrs.com/release-notes/otrs-security-advisory-2020-10/ (opens in a new tab)x_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-2020-12599 (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-2020-1773)Record last updated .