CVE-2022-27924
Summary
| CVE | CVE-2022-27924 |
|---|---|
| State | PUBLISHED |
| Assigner | mitre |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2022-04-21 00:15:08 UTC |
| Updated | 2026-08-04 05:16:27 UTC |
| 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. |
Risk And Classification
Primary CVSS: v3.1 7.5 HIGH from [email protected]
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
EPSS: 0.853980000 probability, percentile 0.997030000 (date 2026-08-21)
CISA KEV: Listed on 2022-08-04; due 2022-08-25; ransomware use Known
Problem Types: CWE-74 | n/a | CWE-74 CWE-74 Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.1 | [email protected] | Primary | 7.5 | HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
| 3.1 | ADP | DECLARED | 7.5 | HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
| 3.1 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | Secondary | 7.5 | HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
| 2.0 | [email protected] | Primary | 5 | AV:N/AC:L/Au:N/C:N/I:P/A:N |
CVSS v3.1 Breakdown
Attack Vector
NetworkAttack Complexity
LowPrivileges Required
NoneUser Interaction
NoneScope
UnchangedConfidentiality
NoneIntegrity
HighAvailability
NoneCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CVSS v2.0 Breakdown
Access Vector
NetworkAccess Complexity
LowAuthentication
NoneConfidentiality
NoneIntegrity
PartialAvailability
NoneAV:N/AC:L/Au:N/C:N/I:P/A:N
CISA Known Exploited Vulnerability
| Vendor | Synacor |
|---|---|
| Product | Zimbra Collaboration Suite (ZCS) |
| Name | Synacor Zimbra Collaboration Suite (ZCS) Command Injection Vulnerability |
| Required Action | Apply updates per vendor instructions. |
| Notes | https://wiki.zimbra.com/wiki/Zimbra_Releases/9.0.0/P24.1#Security_Fixes; https://nvd.nist.gov/vuln/detail/CVE-2022-27924 |
NVD Known Affected Configurations (CPE 2.3)
Vendor Declared Affected Products
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| Zimbra Releases/9.0.0/P24 - Zimbra :: Tech Center | af854a3a-2127-422b-91ae-364da2661108 | wiki.zimbra.com | Release Notes, Vendor Advisory |
| www.cisa.gov/known-exploited-vulnerabilities-catalog | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | www.cisa.gov | US Government Resource |
| wiki.zimbra.com/wiki/Security_Center | af854a3a-2127-422b-91ae-364da2661108 | wiki.zimbra.com | Vendor Advisory |
| wiki.zimbra.com/wiki/Zimbra_Security_Advisories | af854a3a-2127-422b-91ae-364da2661108 | wiki.zimbra.com | Vendor Advisory |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
| CISA Known Exploited Vulnerabilities catalog | CISA | www.cisa.gov | kev |
No vendor comments have been submitted for this CVE.
Additional Advisory Data
| Source | Time | Event |
|---|---|---|
| ADP | 2022-08-04T00:00:00.000Z | CVE-2022-27924 added to CISA KEV |