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Case File

CVE-2022-27924

HIGH · CVSS 7.5 EPSS 85.40% CISA KEV · Actively Exploited

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2022-04-21 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 7.5. It is listed in CISA's Known Exploited Vulnerabilities catalog, indicating confirmed active exploitation in the wild. Its EPSS score suggests a 85.4% probability of exploitation in the next 30 days. Exploitation may require the attacker to be authenticated.

CISA KEV Details

Status: This CVE is listed in CISA's Known Exploited Vulnerabilities catalog.

Ransomware use: Known

Added to KEV: 2022-08-04

Required action: Apply updates per vendor instructions.

CVE
CVE-2022-27924
Severity
HIGH
CVSS
7.5
EPSS
85.40%

Original NVD Description

Zimbra Collaboration (aka ZCS) 8.8.15 and 9.0 allows an unauthenticated attacker to inject arbitrary memcache commands into a targeted instance. These memcache commands becomes unescaped, causing an overwrite of arbitrary cached entries.

Related CVEs

Other vulnerabilities affecting the same vendor(s)