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CVE-2022-26562

9.8 · CRITICAL
Published Apr 1, 2022 kopano CWE-287 EPSS 2.15% (81th pctl)

Overview

CVE-2022-26562 is a critical-severity vulnerability affecting kopano groupware_core. It was published on April 1, 2022 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical 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).

Remediation

Check the references section for vendor advisories and patches from kopano. Update groupware_core to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected Products

Vendor Product Versions Status

Frequently Asked Questions

What is CVE-2022-26562?

CVE-2022-26562 is a critical-severity vulnerability affecting kopano groupware_core. It was published on April 1, 2022 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

How severe is CVE-2022-26562?

This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2022-26562?

Check the references section for vendor advisories and patches from kopano. Update groupware_core to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2022-26562?

CyberStrike's AI-powered security agents can automatically detect CVE-2022-26562 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.