Description
It's possible to craft Lost Password requests with wildcards in the Token value, which allows attacker to retrieve valid Token(s), generated by users which already requested new 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.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| OTRS | ((OTRS)) Community Edition | 5.0.x – ≤ 5.0.41, 6.0.x – ≤ 6.0.26 | — |
| OTRS | OTRS | 7.0.x – ≤ 7.0.15 | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 11 | otrs2 | 6.0.27-1 | — |
| Debian 10 | otrs2 | 6.0.16-2+deb10u1 | DLA-3551-1 |
| Debian 8 | otrs2 | 3.3.18-1+deb8u15 | DLA-2198-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | otrs2 | No fix yet | — |
| Ubuntu 18.04 LTS | otrs2 | No fix yet | — |
| Ubuntu 16.04 LTS | otrs2 | No fix yet | — |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SUSE Package Hub 15 SP2 | otrs | 6.0.29-bp152.2.5.4 | openSUSE-SU-2020:1509-1, openSUSE-SU-2020:1475-1 |
| SUSE Package Hub 15 SP1 | otrs | 5.0.42-bp151.3.3.1 | openSUSE-SU-2020:1475-1, openSUSE-SU-2020:0551-1 |
| SUSE Package Hub 15 | otrs | 5.0.42-bp151.3.3.1 | openSUSE-SU-2020:0551-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Leap 15.2 | otrs | 6.0.29-bp152.2.5.4 | openSUSE-SU-2020:1475-1 |
| openSUSE Leap 15.1 | otrs | 5.0.42-bp151.3.3.1 | openSUSE-SU-2020:1475-1, openSUSE-SU-2020:0551-1 |
Advisories 6
- DLA-3551-1 otrs2 - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-2198-1 otrs2 - security update Debian Security (DSA / DLA) · Mar 9, 2026
- openSUSE-SU-2020:1509-1 Recommended update for otrs SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2020:0551-1 Recommended update for otrs SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2020:1475-1 Recommended update for otrs SUSE / openSUSE Security Updates · Feb 4, 2026
- WID-SEC-2023-2223 OTRS: Mehrere Schwachstellen BSI CERT-Bund (WID) · Aug 30, 2023
References
- https://otrs.com/release-notes/otrs-security-advisory-2020-09/
- openSUSE-SU-2020:0551 vendor-advisory
- [debian-lts-announce] 20200501 [SECURITY] [DLA 2198-1] otrs2 security update mailing-list
- openSUSE-SU-2020:1475 vendor-advisory
- openSUSE-SU-2020:1509 vendor-advisory
- [debian-lts-announce] 20230831 [SECURITY] [DLA 3551-1] otrs2 security update mailing-list