CVE-2021-27693 : Server-side Request Forgery (SSRF) vulnerability in PublicCMS before 4.0.202011.

Server-side Request Forgery (SSRF) vulnerability in PublicCMS before 4.0.202011.b via /publiccms/admin/ueditor when the action is catchimage.

Published 2022-09-02 18:15:12

Updated 2022-09-08 03:25:46

Source MITRE

View at NVD, CVE.org

Vulnerability category: Server-side request forgery (SSRF)

Products affected by CVE-2021-27693

Publiccms » Publiccms
Versions before (<) 4.0.202011.b
cpe:2.3:a:publiccms:publiccms:*:*:*:*:*:*:*:*
Matching versions

EPSS FAQ

0.19%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 56 %

Percentile, the proportion of vulnerabilities that are scored at or less

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source	First Seen
9.8	CRITICAL	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	3.9	5.9	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE-918 Server-Side Request Forgery (SSRF)

The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination.

Assigned by: nvd@nist.gov (Primary)

https://github.com/sanluan/PublicCMS/commit/0f4c4872914b6a71305e121a7d9a19c07cde0338

https://github.com/sanluan/PublicCMS/issues/51 · sanluan/PublicCMS@0f4c487 · GitHub
Patch;Third Party Advisory
https://github.com/sanluan/PublicCMS/issues/51

There is a SSRF vulnerability via /publiccms/admin/ueditor · Issue #51 · sanluan/PublicCMS · GitHub
Exploit;Issue Tracking;Third Party Advisory

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