CVE-2021-36100: OTRS Security Advisory 2022-03 | OTRS

Please read carefully and check if the version of your OTRS system is affected by this vulnerability.

Please send information regarding vulnerabilities in OTRS to: [email protected]

PGP Key

• pub 2048R/9C227C6B 2011-03-21
• uid OTRS Security Team <[email protected]>
• GPG Fingerprint E330 4608 DA6E 34B7 1551 C244 7F9E 44E9 9C22 7C6B

Security Advisory Details

• ID: OSA-2022-03
• Date: 2022-03-21
• Title: Authenticated remote code execution
• Severity: 6.4 MEDIUM
• Product: OTRS 8.0.x, OTRS 7.0.x, OTRSSTORM 8.0.x, OTRSSTORM 7.0.x, OTRSSTORM 6.0.x, SystemMonitoring 8.0.x, SystemMonitoring 7.0.x, SystemMonitoring 6.0.x, ((OTRS)) Community Edition 6.0.x.
• Fixed in: OTRS 8.0.20, OTRS 7.0.33, OTRSSTORM 8.0.12, OTRSSTORM 7.0.28, SystemMonitoring 8.0.9, SystemMonitoring 7.0.19
• FULL CVSS v3.1 VECTOR: CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H
• References: CVE-2021-36100

OSA-2022-03 Authenticated remote code execution (CVE-2021-36100)

PRODUCT AFFECTED:

This issue affects

OTRS 8.0.x
OTRS 7.0.x
OTRSSTORM 8.0.x
OTRSSTORM 7.0.x
OTRSSTORM 6.0.x
SystemMonitoring 8.0.x
SystemMonitoring 7.0.x
SystemMonitoring 6.0.x
((OTRS)) Community Edition 6.0.x.

PROBLEM:

Specially crafted string in OTRS system configuration can allow the execution of any system command.

This issue was seen during production usage.

This issue has been assigned CVE-2021-36100.

SOLUTION:

Update to

OTRS 8.0.20
OTRS 7.0.33
OTRS 7.0.28
OTRSSTORM 8.0.12
OTRS 7.0.28
Update to
SystemMonitoring 8.0.9, OTRS 7.0.19.

MODIFICATION HISTORY:

• 022-01-19: Initial Publication.

• • CVE-2021-36100 at cve.mitre.org

CVSS SCORE:

6.4 (CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H)

RISK LEVEL:

MEDIUM

ACKNOWLEDGEMENTS:

Special thanks to Rayhan Ahmed and Maxime Brigaudeau for reporting these vulnerability.