Vulnerability · Published Apr 1, 2022 · Assigned by mitre
CVE-2022-26562
Critical 9.8
In plain English
A critical-severity security flaw in the kopanocore package (Ubuntu). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.2% (higher than 82% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)9.8Critical
Exploit odds (30 days)2.2%top 17.8% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official 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 & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu:22.04:LTS | kopanocore | 8.7.0-7.1ubuntu10.1 | USN-6876-1 |
| Ubuntu:22.04:LTS | kopanocore | 8.7.0-7.1ubuntu10.1 | UBUNTU-CVE-2022-26562 |
Affected products (as reported)
References
- https://kopano.com/
- https://stash.kopano.io/projects/KC/repos/kopanocore/browse/provider/libserver/ECKrbAuth.cpp#137
- [debian-lts-announce] 20230306 [SECURITY] [DLA 3354-1] kopanocore security update mailing-list
- https://jira.kopano.io/browse/KC-2021
- https://github.com/Kopano-dev/kopano-core/blob/master/provider/libserver/ECKrbAuth.cpp#L137
- https://bugzilla.redhat.com/show_bug.cgi?id=2192126
- https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2023-342b96903b
- https://src.fedoraproject.org/rpms/zarafa/c/a5a8366ccf07f248fae6edffb5123cfda579bfdb?branch=epel7