PT-2019-13488 · Syguest · Syguestbook A5

Published 2019-07-18 · Updated 2019-07-19 · CVE-2019-13949

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions SyGuestBook A5 version 1.2

Description The issue concerns the lack of a CSRF protection mechanism. This is demonstrated through a CSRF attack on the index.php?c=Administrator&a=update endpoint, which allows for an admin password change.

Recommendations For SyGuestBook A5 version 1.2, consider implementing a CSRF protection mechanism to prevent unauthorized password changes. As a temporary workaround, restrict access to the index.php?c=Administrator&a=update endpoint to minimize the risk of exploitation.

Exploit

Fix

CSRF

Weakness Enumeration

CWE-352

Related Identifiers

CVE-2019-13949

Affected Products

Syguestbook A5

References · 4

• 🔥 https://fragrant10.github.io/2019/02/22/SyGuestBookA5%E4%BB%A3%E7%A0%81%E5%AE%A1%E8%AE%A1.html · Exploit
• 🔥 https://github.com/fragrant10/fragrant10.github.io/blob/master/_posts/2019-02-22-SyGuestBookA5%E4%BB%A3%E7%A0%81%E5%AE%A1%E8%AE%A1.md · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2019-13949 · Security Note
• https://osv.dev/vulnerability/CVE-2019-13949 · Vendor Advisory