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MitreCVE-2017-16881

HistoryNov 18, 2017 - 1:29 p.m.

CVE-2017-16881

2017-11-1813:29:00

CWE-79

mitre

web.nvd.nist.gov

b3log symphony

sym

cve-2017-16881

xss

json

security vulnerability

nvd

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:N/I:P/A:N

CVSS3

6.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

AI Score

5.9

Confidence

High

EPSS

0.001

Percentile

38.5%

JSON

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.

Affected configurations

Nvd

Node

symphony_projectsymphonyMatch2.2.0

VendorProductVersionCPE
symphony_projectsymphony2.2.0cpe:2.3:a:symphony_project:symphony:2.2.0:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
symphony_project	symphony	2.2.0	cpe:2.3:a:symphony_project:symphony:2.2.0:::::::*

References

github.com/b3log/symphony/issues/504

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:N/I:P/A:N

CVSS3

6.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

AI Score

5.9

Confidence

High

EPSS

0.001

Percentile

38.5%

JSON

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