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Vulnerability record · CVE-2023-41999 · published 27 November 2023

CVE-2023-41999: Arcserve udp improper authentication vulnerability

Arcserve · Udp

An authentication bypass exists in Arcserve UDP prior to version 9.2. An unauthenticated, remote attacker can obtain a valid authentication identifier that allows them to authenticate to the management console and perform tasks that require authentication.

9.8 CVSS 3.1 Critical EPSS 1.4% · top 27.9% CWE-287 · Improper authentication
9.8CVSS 3.1 base score
1.4%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

An authentication bypass exists in Arcserve UDP prior to version 9.2. An unauthenticated, remote attacker can obtain a valid authentication identifier that allows them to authenticate to the management console and perform tasks that require authentication.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://www.tenable.com/security/research/tra-2023-37 ExploitThird Party Advisory
https://www.tenable.com/security/research/tra-2023-37 ExploitThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.1CVE-2015-4068Arcserve UDP servlet path traversal exposes files and causes DoSArcserve UDP before 5.0 Update 4 contains a directory traversal flaw in the reportFileServlet and exportServlet servlets. A crafted file path lets a …KEVEPSS 64%analysed9.8CVE-2024-0799Arcserve udp improper authentication vulnerabilityAn authentication bypass vulnerability exists in Arcserve Unified Data Protection 9.2 and 8.1 in the edge-app-base-webui.jar!com.ca.arcserve.edge.app…EPSS 4.3%9.8CVE-2023-42000Arcserve udp path traversal vulnerabilityArcserve UDP prior to 9.2 contains a path traversal vulnerability in com.ca.arcflash.ui.server.servlet.FileHandlingServlet.doUpload(). An unauthentic…EPSS 1.5%9.8CVE-2023-41998Arcserve udp unrestricted file upload vulnerabilityArcserve UDP prior to 9.2 contained a vulnerability in the com.ca.arcflash.rps.webservice.RPSService4CPMImpl interface. A routine exists that allows …EPSS 15%9.8CVE-2023-26258Arcserve udp incorrect authorization vulnerabilityArcserve UDP through 9.0.6034 allows authentication bypass. The method getVersionInfo at WebServiceImpl/services/FlashServiceImpl leaks the AuthUUID …EPSS 40%9.2CVE-2025-34522Arcserve udp heap-based buffer overflow vulnerabilityA heap-based buffer overflow vulnerability exists in the input parsing logic of Arcserve Unified Data Protection (UDP). This flaw can be triggered wi…EPSS 0.56%9.2CVE-2025-34523Arcserve udp heap-based buffer overflow vulnerabilityA heap-based buffer overflow vulnerability exists in the network-facing input handling routines of Arcserve Unified Data Protection (UDP). This flaw …EPSS 0.53%8.8CVE-2024-0800Arcserve udp unrestricted file upload vulnerabilityA path traversal vulnerability exists in Arcserve Unified Data Protection 9.2 and 8.1 in edge-app-base-webui.jar!com.ca.arcserve.edge.app.base.ui.ser…EPSS 1.0%

Source: NIST National Vulnerability Database (record CVE-2023-41999), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.