CVE-2023-41998 — Arcserve UDP prior to 9

Arcserve UDP prior to 9.2 contained a vulnerability in the com.ca.arcflash.rps.webservice.RPSService4CPMImpl interface. A routine exists that allows an attacker to upload and execute arbitrary files.

01What is this vulnerability?

Arcserve UDP prior to 9.2 contained a vulnerability in the com.ca.arcflash.rps.webservice.RPSService4CPMImpl interface. A routine exists that allows an attacker to upload and execute arbitrary files.

02Affected products

Vendor	Product	Versions
Arcserve	Arcserve UDP	0

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

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection in your stack of choice:

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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: 2023-11-27T16:50:48.279Z
• Last modified: 2024-08-02T19:16:49.339Z

09References

• www.tenable.com — https://www.tenable.com/security/research/tra-2023-37