CVE-2023-42000

9.8 criticalEPSS 1.5%

Critical (9.8) in arcserve udp. EPSS 1.5% chance of exploitation in the next 30 days.

Arcserve UDP prior to 9.2 contains a path traversal vulnerability in com.ca.arcflash.ui.server.servlet.FileHandlingServlet.doUpload(). An unauthenticated remote attacker can exploit it to upload arbitrary files to any location on the file system where the UDP agent is installed.

Severity

CVSS 3.1

9.8 critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 1.5% chance of exploitation in the next 30 days; higher than 73% of CVEs (scores of 2026-10-31)
CWE: CWE-22
Published: 2023-11-27
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

arcserve:udp

References

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

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