CVE-2024-0799: Arcserve Unified Data Protection · Improper Authentication
Affects Arcserve Unified Data ProtectionSource CVE Database V5
Not known to be exploited · public detection template (Nuclei) · CVSS 9.8 Critical.
Data as of 26 Oct 2026, 09:08 UTC
- EPSS
- 4.3% chance of exploitation in 30 days – higher than 91% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 13 Mar 2024
Detectable: evidence found.
nuclei template: Arcserve Unified Data Protection - Authentication Bypass
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Arcserve Unified Data Protection | Affected
| Fixed in– |
AI-suggested
1. Monitor Arcserve communications for official patches or advisories and apply updates immediately once available. 2. Until patches are released, restrict network access to the Arcserve UDP management interface using firewall rules or VPNs to limit exposure to trusted administrators only. 3. Implement network segmentation to isolate backup infrastructure from general user networks and the internet. 4. Enable and enforce multi-factor authentication (MFA) on management interfaces if supported to add an additional security layer. 5. Conduct regular audits of backup configurations and logs to detect unauthorized access attempts or suspicious activity. 6. Employ intrusion detection/prevention systems (IDS/IPS) to monitor for anomalous traffic targeting the UDP interface. 7. Educate IT staff about the vulnerability and ensure rapid incident response capabilities are in place. 8. Consider temporary disabling or limiting the use of the vulnerable wizardLogin functionality if feasible without disrupting operations.
Description
An 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.base.ui.server.EdgeLoginServiceImpl.doLogin() function within wizardLogin.