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critical·Product Based Web Vulnerabilities·Updated Sep 19, 2025

Arcserve UDP <= 9.0.6034 - Authentication Bypass

Est. Time~10 seconds
Scan TypeGroup Scan
Targetsdomain, subdomain, ipv4
CostFree
3.5k
Times Used
continuous scan runs
0
Continuously Checked
assets under CS
8
Vulnerabilities Found
confirmed findings
References
9.8
CVSS
Description

Arcserve UDP through 9.0.6034 allows authentication bypass. The method getVersionInfo at WebServiceImpl/services/FlashServiceImpl leaks the AuthUUID token. This token can be used at /WebServiceImpl/services/VirtualStandbyServiceImpl to obtain a valid session. This session can be used to execute any task as administrator.

Attack Vector
-
Privileges Req.
-
User Interaction
-
Affected
n/aby n/a
n/a
Updated Sep 18, 2026View on NVD →

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Arcserve UDP <= 9.0.6034 - Authentication Bypass CVE-2023-26258 Scanner | S4E