Cyber Resilience

CVE-2023-3235

MediumPublic PoC

Published: 14 June 2023

Published
14 June 2023
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 6.3 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
EPSS Score 0.0008 22.8th percentile
Risk Priority 13 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-3235 is a medium-severity SSRF (CWE-918) vulnerability in Chshcms Mccms. Its CVSS base score is 6.3 (Medium).

Operationally, ranked at the 22.8th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

A vulnerability was found in mccms up to 2.6.5. It has been rated as critical. Affected by this issue is the function pic_api of the file sys/apps/controllers/admin/Comic.php. The manipulation of the argument url leads to server-side request forgery. The attack…

more

may be launched remotely. The exploit has been disclosed to the public and may be used. VDB-231506 is the identifier assigned to this vulnerability.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

chshcms
mccms
≤ 2.6.5

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-918

Penetration testing attempts server-side requests to internal resources, identifying SSRF weaknesses for remediation.

addresses: CWE-918

Outbound connections to external resources can be monitored and limited at the boundary, reducing SSRF impact.

addresses: CWE-918

Validates server-side URLs and resource references to block SSRF attempts.

addresses: CWE-918

Detects server-side request forgery through monitoring of unexpected outbound connections.

References