CVE-2017-16881 Information

Description

b3log Symphony (aka Sym) 2.2.0 does not properly address XSS in JSON objects as demonstrated by a crafted userAvatarURL value to /settings/avatar related to processor/AdminProcessor.java processor/ArticleProcessor.java processor/UserProcessor.java service/ArticleQueryService.java service/AvatarQueryService.java and service/CommentQueryService.java.

CVSS Vector

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

Reference

https://github.com/b3log/symphony/issues/504

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

CHANGED

Integrity Impact

LOW

Availability Impact

LOW

Base Score

NONE

Base Severity

6.1