PT-2023-31558 · Zammad · Zammad

Published 2023-12-10 · Updated 2023-12-13 · CVE-2023-50454

Positive Technologies (AI Summary)

CVSS v3.1

5.9

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Zammad versions prior to 6.2.0

Description An issue was discovered in several subsystems where SSL/TLS was used to establish connections to external services without proper validation of hostname and certificate authority. This is exploitable by man-in-the-middle attackers.

Recommendations For versions prior to 6.2.0, update to version 6.2.0 or later to resolve the issue. As a temporary workaround, consider restricting access to external services until a patch is applied. Avoid using SSL/TLS connections to external services without proper validation of hostname and certificate authority until the issue is resolved.

Fix

Improper Certificate Validation

Weakness Enumeration

CWE-295

Related Identifiers

CVE-2023-50454

Affected Products

Zammad

References · 7

• https://zammad.com/en/advisories/zaa-2023-04 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-50454 · Security Note
• https://osv.dev/vulnerability/CVE-2023-50454 · Vendor Advisory
• https://t.me/cvenotify/63120 · Telegram Post
• https://t.me/cvenotify/63525 · Telegram Post
• https://twitter.com/VulmonFeeds/status/1733963971919516163 · Twitter Post
• https://twitter.com/CVEnew/status/1733927592128852013 · Twitter Post