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URL: https://nvd.nist.gov/vuln/detail/CVE-2022-27924

⇱ NVD - CVE-2022-27924

  1. Vulnerabilities

CVE-2022-27924 Detail

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.


Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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URL Source(s) Tag(s)
https://wiki.zimbra.com/wiki/Security_Center CVE, MITRE Vendor Advisory 
https://wiki.zimbra.com/wiki/Zimbra_Releases/9.0.0/P24 CVE, MITRE Release Notes  Vendor Advisory 
https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories CVE, MITRE Vendor Advisory 
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-27924 CISA-ADP US Government Resource 

This CVE is in CISA's Known Exploited Vulnerabilities Catalog

Reference CISA's BOD 22-01 and Known Exploited Vulnerabilities Catalog for further guidance and requirements.

Vulnerability Name Date Added Due Date Required Action
Synacor Zimbra Collaboration Suite (ZCS) Command Injection Vulnerability 08/04/2022 08/25/2022 Apply updates per vendor instructions.

Weakness Enumeration

CWE-ID CWE Name Source
CWE-74 Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') 👁 cwe source acceptance level
NIST   CISA-ADP  

Known Affected Software Configurations Switch to CPE 2.2

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Denotes Vulnerable Software
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Change History

12 change records found show changes

CVE Modified by CISA-ADP 6/17/2026 12:37:44 AM

Action Type Old Value New Value
Added SSVC 
{"timestamp":"2025-01-29T16:29:59.505143Z","id":"CVE-2022-27924","options":[{"exploitation":"active"},{"automatable":"yes"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}

CVE Modified by MITRE 6/17/2026 12:37:44 AM

Action Type Old Value New Value
Added Affected 
[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}]

Modified Analysis by NIST 10/31/2025 2:42:03 PM

Action Type Old Value New Value
Added CWE 
CWE-74
Removed CWE 
CWE-77
Changed CPE Configuration 
OR
 *cpe:2.3:a:zimbra:collaboration:9.0.0:-:*:*:*:*:*:*
 *cpe:2.3:a:zimbra:collaboration:8.8.15:-:*:*:*:*:*:*


 Record truncated, showing 2048 of 4381 characters.
View Entire Change Record
OR
 *cpe:2.3:a:synacor:zimbra_collaboration_suite:8.8.15:p1:*:*:*:*:*:*
 *cpe:2.3:a:synacor:zimbra_collaboration_suite:8.8.15:-:*:*:*:*:*:*
 *cpe:2.3:a:synacor:zimbra_collaboration_suite:8.8.15:p6:*:*:*:*:*:*
 *cpe:2.3:a:synacor:zimbra_collaboration_suite:8.8.15:p5:*:*:*:*:*:*
 *cpe:2.3:a:synacor:zimbra_collaboration_suite:8.8.15:p3:*:*:*:*:*:*
 *cpe:2.3:a:synacor:zimbra_collaboration_suite:8.8.15:p4:*:*:*:*:*:*
 *cpe:2.3:a:synacor:zimbra_collaboration_suite:9.0.0:-:*:*:*:*:*:*
 *cpe:2.3:a:synacor:zimbra_collaboration_suite:8.8.15:p10:*:*:*:*:*:*
 *cpe:2.3:a:synacor:zimbra_collaboration_suite:8.8.15:p2:*:*:*:*:*:*
 *cpe:2.3:a:synacor:zimbra_collaboration_suite:8.8.15:p7:*:*:*:*:*:*
 *cpe:2.3:a:synacor:zimbra_collaboration_suite:8.8.15:p8:*:*:*:*:*:*
 *cpe:2.3:a:synacor:zimbra_collaboration_suite:8.8.15:p9:*:*:*:*:*:*
 *cpe:2.3:a:synacor:zimbra_collaboration_suite:9.0.0:p1:*:*:*:*:*:*
 *cpe:2.3:a:synacor:zimbra_collaboration_suite:9.0.0:p10:*:*:*:*:*:*
 *cpe:2.3:a:synacor:zimbra_collaboration_suite:9.0.0:p11:*:*:*:*:*:*
 *cpe:2.3:a:synacor:zimbra_collaboration_suite:9.0.0:p12:*:*:*:*:*:*
 *cpe:2.3:a:synacor:zimbra_collaboration_suite:9.0.0:p13:*:*:*:*:*:*
 *cpe:2.3:a:synacor:zimbra_collaboration_suite:9.0.0:p2:*:*:*:*:*:*
 *cpe:2.3:a:synacor:zimbra_collaboration_suite:8.8.15:p11:*:*:*:*:*:*
 *cpe:2.3:a:synacor:zimbra_collaboration_suite:8.8.15:p12:*:*:*:*:*:*
 *cpe:2.3:a:synacor:zimbra_collaboration_suite:8.8.15:p13:*:*:*:*:*:*
 *cpe:2.3:a:synacor:zimbra_collaboration_suite:8.8.15:p14:*:*:*:*:*:*
 *cpe:2.3:a:synacor:zimbra_collaboration_suite:8.8.15:p15:*:*:*:*:*:*
 *cpe:2.3:a:synacor:zimbra_collaboration_suite:8.8.15:p16:*:*:*:*:*:*
 *cpe:2.3:a:synacor:zimbra_collaboration_suite:8.8.15:p17:*:*:*:*:*:*
 *cpe:2.3:a:synacor:zimbra_collaboration_suite:9.0.0:p14:*:*:*:*:*:*
 *cp
Added Reference Type 
CISA-ADP: https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-27924 Types: US Government Resource

CVE Modified by CISA-ADP 10/21/2025 8:18:03 PM

Action Type Old Value New Value
Added Reference 
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-27924

CVE Modified by CISA-ADP 10/21/2025 4:19:06 PM

Action Type Old Value New Value
Removed Reference 
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-27924

CVE Modified by CISA-ADP 10/21/2025 3:19:40 PM

Action Type Old Value New Value
Added Reference 
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-27924

Modified Analysis by NIST 3/07/2025 4:27:29 PM

Action Type Old Value New Value
Added CWE 
CWE-77
Removed CWE 
CWE-74

CVE CISA KEV Update by Cybersecurity and Infrastructure Security Agency (CISA) U.S. Civilian Government 2/24/2025 9:00:02 PM

Action Type Old Value New Value
Changed Vulnerability Name 
Zimbra Collaboration (ZCS) Command Injection Vulnerability


 
Synacor Zimbra Collaboration Suite (ZCS) Command Injection Vulnerability

CVE Modified by CISA-ADP 1/29/2025 12:15:18 PM

Action Type Old Value New Value
Added CVSS V3.1 
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Added CWE 
CWE-74

CVE Modified by CVE 11/21/2024 1:56:28 AM

Action Type Old Value New Value
Added Reference 
https://wiki.zimbra.com/wiki/Security_Center
Added Reference 
https://wiki.zimbra.com/wiki/Zimbra_Releases/9.0.0/P24
Added Reference 
https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories

CVE Modified by MITRE 5/14/2024 6:28:42 AM

Action Type Old Value New Value

Initial Analysis by NIST 5/03/2022 8:59:48 AM

Action Type Old Value New Value
Added CVSS V3.1 
NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Added CVSS V2 
NIST (AV:N/AC:L/Au:N/C:N/I:P/A:N)
Added CWE 
NIST CWE-74
Added CPE Configuration 
OR
 *cpe:2.3:a:zimbra:collaboration:8.8.15:-:*:*:*:*:*:*
 *cpe:2.3:a:zimbra:collaboration:9.0.0:-:*:*:*:*:*:*
Changed Reference Type 
https://wiki.zimbra.com/wiki/Security_Center No Types Assigned


 
https://wiki.zimbra.com/wiki/Security_Center Vendor Advisory
Changed Reference Type 
https://wiki.zimbra.com/wiki/Zimbra_Releases/9.0.0/P24 No Types Assigned


 
https://wiki.zimbra.com/wiki/Zimbra_Releases/9.0.0/P24 Release Notes, Vendor Advisory
Changed Reference Type 
https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories No Types Assigned


 
https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories Vendor Advisory

Quick Info

CVE Dictionary Entry:
CVE-2022-27924
NVD Published Date:
04/20/2022
NVD Last Modified:
06/17/2026
Source:
MITRE