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Vulnerabilities / CVE-2022-26562

critical

CVE-2022-26562

An issue in provider/libserver/ECKrbAuth.cpp of Kopano Core <= v11.0.2 ...

Published Modified CWE 287
In the Trivy database since at least 24 Oct 2026, 07:11 UTCWhen it arrived before that build is not recorded.

Severity by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Trivy's own label is CRITICAL. Rated critical by NVD. Rated lower by Ubuntu (medium).

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).

Affected packages and fixed versions

SourcePackageFixed in
debian 10kopanocore8.7.0-3+deb10u1
ubuntu 18.04-ESMkopanocore8.5.5-0ubuntu1+esm1
ubuntu 20.04kopanocore8.7.0-7ubuntu1.1
ubuntu 20.04-ESMkopanocore8.7.0-7ubuntu1.1
ubuntu 22.04kopanocore8.7.0-7.1ubuntu10.1

References

All 10 references

Vulnerability data compiled from the Trivy vulnerability database (trivy-db, Aqua Security, Apache License 2.0), which aggregates third-party advisories. CVE records are published by The MITRE Corporation under the CVE Terms of Use; CVE is a trademark of MITRE. This product uses data from the NVD API but is not endorsed or certified by the NVD. Severity, titles and advisory data from the GitHub Advisory Database (CC BY 4.0), Red Hat security data (CC BY 4.0) and the other sources linked on each entry. Entries may be summarised or re-formatted; the linked original is the authoritative record.