CVE-2017-16956 — MEDIUM (6.1)

Vulnerability Description

b3log Symphony (aka Sym) 2.2.0 allows an XSS attack by sending a private letter with a certain /article URI, and a second private letter with a modified title.

CVSS Score

6.1

MEDIUM

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality

LOW

Integrity

LOW

Availability

NONE

Affected Products

Vendor	Product	Versions
Symphony Project	Symphony	2.2.0

Related Weaknesses (CWE)

CWE-79

References

https://github.com/b3log/symphony/issues/509ExploitIssue TrackingThird Party Advisory
https://github.com/b3log/symphony/issues/509ExploitIssue TrackingThird Party Advisory

FAQ

What is CVE-2017-16956?

CVE-2017-16956 is a vulnerability with a CVSS score of 6.1 (MEDIUM). b3log Symphony (aka Sym) 2.2.0 allows an XSS attack by sending a private letter with a certain /article URI, and a second private letter with a modified title.

How severe is CVE-2017-16956?

CVE-2017-16956 has been rated MEDIUM with a CVSS base score of 6.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2017-16956?

Check the references section above for vendor advisories and patch information. Affected products include: Symphony Project Symphony.