CVE-2022-27924
Actively exploited. CVE-2022-27924 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-08-04) — exploitation has been observed in the wild, and US federal agencies are required to remediate it under BOD 22-01. Treat patching as urgent.
Public exploit code is available. Proof-of-concept or working exploit code for CVE-2022-27924 is indexed in Nuclei. Expect opportunistic scanning and exploitation attempts — prioritize remediation.
Synacor Zimbra Collaboration Suite (ZCS) allows an attacker to inject memcache commands into a targeted instance which causes an overwrite of arbitrary cached entries.
CSIRTS triage
- What
- An attacker can inject memcache commands, leading to overwriting of cached entries.
- Who is affected
- Users of Synacor Zimbra Collaboration Suite.
- Urgency
- Remediation is urgent due to active exploitation and critical severity.
- Action
- Update to the latest version of ZCS.
AI-assisted analysis generated from the source advisory — verify against the original.
⚡ Watch CVE-2022-27924
Get an email if CVE-2022-27924 is added to CISA KEV, gains public exploit code, or a new advisory cites it — max one per day, one-click unsubscribe.
Exploitation outlook
- Exploitation confirmedAlready exploited in the wild (CISA KEV) — the prediction phase is over. Patch now. Riskier than 100% of all EPSS-scored CVEs.
Exploit availability
Public exploit or proof-of-concept code for CVE-2022-27924 is indexed in these free datasets. Available exploit code raises real-world risk independent of the CVSS score.
- NucleiA nuclei-templates detection/PoC template exists for this CVE.look it up ↗
Advisory coverage (1)
- criticalexploitedCVE-2022-27924: Synacor Zimbra Collaboration Suite (ZCS) Command Injection Vulnerabilitycisa-kev · 2022-08-04
External references
Embed the live status
— this badge updates automatically when the KEV or exploit status changes. How to embed it →
[](https://www.csirts.com/cve/CVE-2022-27924)