CVE-2022-27924

Known Exploited

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.

Categories

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 66.34% Top 5%
KEV Since 
Vendor Advisory zimbra.com Vendor Advisory zimbra.com Vendor Advisory zimbra.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories vendor advisory
https://wiki.zimbra.com/wiki/Security_Center vendor advisory
https://wiki.zimbra.com/wiki/Zimbra_Releases/9.0.0/P24 release notes vendor advisory

Frequently Asked Questions

What is the severity of CVE-2022-27924?
CVE-2022-27924 has been scored as a high severity vulnerability.
How to fix CVE-2022-27924?
To fix CVE-2022-27924, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-27924 being actively exploited in the wild?
It is confirmed that CVE-2022-27924 is actively exploited. Be extra cautious if you are using vulnerable components. According to its EPSS score, there is a ~66% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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