PT-2017-14658 · B3Log · B3Log Symphony

Published 2017-11-27 · Updated 2017-12-07 · CVE-2017-16956

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 b3log Symphony (aka Sym) version 2.2.0

Description The issue allows for an XSS attack by sending a private letter with a certain /article URI, and a second private letter with a modified title.

Recommendations For version 2.2.0, as a temporary workaround, consider restricting access to the private letter feature until a patch is available. Avoid using the modified title feature in private letters to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2017-16956

Affected Products

B3Log Symphony

References · 3

• 🔥❌ https://github.com/b3log/symphony/issues/509 · Exploit, Deleted
• https://nvd.nist.gov/vuln/detail/CVE-2017-16956 · Security Note
• https://osv.dev/vulnerability/CVE-2017-16956 · Vendor Advisory