Cyber Resilience

CVE-2023-2862

LowPublic PoC

Published: 24 May 2023

Published
24 May 2023
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 3.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
EPSS Score 0.0059 69.6th percentile
Risk Priority 7 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-2862 is a low-severity Cross-site Scripting (CWE-79) vulnerability in Sscms Siteserver Cms. Its CVSS base score is 3.5 (Low).

Operationally, ranked in the top 30.4% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

A vulnerability, which was classified as problematic, was found in SiteServer CMS up to 7.2.1. Affected is an unknown function of the file /api/stl/actions/search. The manipulation of the argument ajaxDivId leads to cross site scripting. It is possible to launch…

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the attack remotely. The exploit has been disclosed to the public and may be used. It is recommended to apply a patch to fix this issue. VDB-229818 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

sscms
siteserver cms
≤ 7.2.1

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-79

Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.

addresses: CWE-79

Validates web inputs to reject script-related content that could produce XSS.

addresses: CWE-79

Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.

References