CVE-2022-26562
Last modified
CVE-2022-26562 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. An issue in provider/libserver/ECKrbAuth.cpp of Kopano Core <= v11.0.2.51 contains an issue which allows attackers to authenticate even if the user account or password is expired. It also exists in the predecessor Zarafa Collaboration Platform (ZCP) in provider/libserver/ECPamAuth.cpp of Zarafa >= 6.30 (introduced between 6.30.0 RC1e and 6.30.8 final).. EPSS estimates a 2.12% chance of exploitation in the next 30 days.
Description
An issue in provider/libserver/ECKrbAuth.cpp of Kopano Core <= v11.0.2.51 contains an issue which allows attackers to authenticate even if the user account or password is expired. It also exists in the predecessor Zarafa Collaboration Platform (ZCP) in provider/libserver/ECPamAuth.cpp of Zarafa >= 6.30 (introduced between 6.30.0 RC1e and 6.30.8 final).
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Kopano | Groupware Core | 11.0.2.51 |
References
- https://kopano.com/Vendor Advisory
- https://stash.kopano.io/projects/KC/repos/kopanocore/browse/provider/libserver/ECKrbAuth.cpp#137Exploit, Vendor Advisory
- https://kopano.com/Vendor Advisory
- https://stash.kopano.io/projects/KC/repos/kopanocore/browse/provider/libserver/ECKrbAuth.cpp#137Exploit, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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