PT-2021-21113 · Otrs Ag · Otrs+1

Alberto Molina · Published 2021-09-06 · Updated 2021-09-09 · CVE-2021-36093

Positive Technologies (AI Summary)

CVSS v3.1

5.3

Medium

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Name of the Vulnerable Software and Affected Versions: OTRS AG (OTRS) Community Edition versions 6.0.1 and later OTRS AG OTRS versions 7.0.28 and prior OTRS AG OTRS versions 8.0.15 and prior

Description: It's possible to create an email which can be stuck while being processed by PostMaster filters, causing a denial of service (DoS).

Recommendations: For OTRS AG (OTRS) Community Edition versions 6.0.1 and later, consider updating to a version that is not affected by this issue. For OTRS AG OTRS versions 7.0.28 and prior, consider updating to a version that is not affected by this issue. For OTRS AG OTRS versions 8.0.15 and prior, consider updating to a version that is not affected by this issue. As a temporary workaround, consider restricting the PostMaster filters to minimize the risk of exploitation.

Fix

DoS

Weakness Enumeration

CWE-185

Related Identifiers

CVE-2021-36093

Affected Products

Otrs

Otrs Community Edition

References · 8

• https://otrs.com/release-notes/otrs-security-advisory-2021-16 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2021-36093 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-36093 · Security Note
• https://cve.org/CVERecord?id=CVE-2021-36093 · Security Note
• https://osv.dev/vulnerability/CVE-2021-36093 · Vendor Advisory
• https://ubuntu.com/security/CVE-2021-36093 · Vendor Advisory
• https://t.me/cibsecurity/28303 · Telegram Post
• https://t.me/cvenotify/20692 · Telegram Post