What’s Vulnerable › Vulnerabilities

CVE-2018-18660

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-10-26 · updated 2026-06-17
• Weakness: CWE-79

Description

An issue was discovered in Arcserve Unified Data Protection (UDP) through 6.5 Update 4. There is a DDI-VRT-2018-21 Reflected Cross-site Scripting via /authenticationendpoint/domain.jsp issue.

Affected products

• Arcserve Unified Data Protection (UDP): before 6.5; 6.5, 6.5-update_1, 6.5-update_2, 6.5-update_3, 6.5-update_4 — fixed in 6.5

How to fix

Upgrade to a fixed version: Arcserve Unified Data Protection (UDP) 6.5. Check the vendor advisory for mitigations.

References

• https://support.arcserve.com/s/article/360001392563?language=en_US
• https://support.arcserve.com/s/article/Security-vulnerabilities-with-Arcserve-UDP-and-fixes-for-them?language=en_US
• https://www.digitaldefense.com/blog/zero-day-alerts/arcserve-disclosure/
• https://support.arcserve.com/s/article/360001392563?language=en_US
• https://support.arcserve.com/s/article/Security-vulnerabilities-with-Arcserve-UDP-and-fixes-for-them?language=en_US
• https://www.digitaldefense.com/blog/zero-day-alerts/arcserve-disclosure/

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