PT-2019-9615 · Gnuboard · Gnuboard5

Published 2019-07-23 · Updated 2024-09-19 · CVE-2018-18669

Positive Technologies (AI Summary)

CVSS v3.1

6.1

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions GNUBOARD5 version 5.3.1.9

Description The issue allows remote attackers to inject arbitrary web script or HTML via the bo subject parameter, also known as the "board title contents" parameter, in the adm/board form update.php endpoint. This can be exploited by attackers to execute malicious scripts on the victim's browser.

Recommendations For GNUBOARD5 version 5.3.1.9, consider disabling the bo subject parameter in the adm/board form update.php endpoint until a patch is available. Restrict access to this endpoint to minimize the risk of exploitation. Avoid using the bo subject parameter until the issue is resolved.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2018-18669

Affected Products

Gnuboard5

References · 8

• https://github.com/gnuboard/gnuboard5/compare/15b2e73...2549172 · Patch
• https://github.com/gnuboard/gnuboard5/commit/a45241f4bc46aee1ab2cc0749f6444b043681edf#diff-94ec20582215bda9f55fadcefe68c168 · Patch
• https://osv.dev/vulnerability/CVE-2018-18669 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-18669 · Security Note
• https://github.com/gnuboard/gnuboard5/releases/tag/5.3.2.0 · Note
• https://t.me/cvenotify/95225 · Telegram Post
• https://t.me/cibsecurity/5661 · Telegram Post
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-18669 · Note