What’s Vulnerable › Vulnerabilities

CVE-2018-8939

• Severity: critical (CVSS 9.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-05-01 · updated 2026-06-17
• Weakness: CWE-918

Description

An SSRF issue was discovered in NmAPI.exe in Ipswitch WhatsUp Gold before 2018 (18.0). Malicious actors can submit specially crafted requests via the NmAPI executable to (1) gain unauthorized access to the WhatsUp Gold system, (2) obtain information about the WhatsUp Gold system, or (3) execute remote commands.

Affected products

• Progress Software Corporation WhatsUp Gold: before 18.0 — fixed in 18.0

How to fix

Upgrade to a fixed version: Progress Software Corporation WhatsUp Gold 18.0. Check the vendor advisory for mitigations.

References

• https://docs.ipswitch.com/NM/WhatsUpGold2018/01_ReleaseNotes/index.htm
• https://docs.ipswitch.com/NM/WhatsUpGold2018/01_ReleaseNotes/index.htm

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