CVE-2023-6362 — A vulnerability has been discovered in Winhex affecting version 16

A vulnerability has been discovered in Winhex affecting version 16.1 SR-1 and 20.4. This vulnerability consists of a buffer overflow controlling the Structured Exception Handler (SEH) registers. This could allow attackers to execute arbitrary code via a long filename argument.

01What is this vulnerability?

A vulnerability has been discovered in Winhex affecting version 16.1 SR-1 and 20.4. This vulnerability consists of a buffer overflow controlling the Structured Exception Handler (SEH) registers. This could allow attackers to execute arbitrary code via a long filename argument.

02Affected products

Vendor	Product	Versions
WinHex	WinHex	16.1 SR-1, 20.4

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2024-10-07T15:03:07.120Z
• Last modified: 2024-10-07T19:11:20.909Z

09References

• www.incibe.es — https://www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-winh…