Home/CVE/An issue was discovered in Zammad before 4.1.1. Command Injection can occur via custom Packages.
CVE

CVE-2021-42094

An issue was discovered in Zammad before 4.1.1. Command Injection can occur via custom Packages.

An issue was discovered in Zammad before 4.1.1. Command Injection can occur via custom Packages.

CRITICAL · CVSS 9.8 EPSS 0.02889
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-77Improper Neutralization of Special Elements used in a Command ('Command Injection')
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Affected Products & Versions

1
zammad< 4.1.1
▣

Scoring & Timeline

9.8
CRITICAL · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD07 Oct 2021 · 08:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://zammad.com/en/advisories/zaa-2021-18Vendor Advisory
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