What’s Vulnerable › Vulnerabilities

CVE-1999-0420

• Severity: high (CVSS 7.2 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 1999-03-17 · updated 2026-06-16

Description

umapfs allows local users to gain root privileges by changing their uid through a malicious mount_umap program.

Affected products

• NetBSD Umapfs: all versions

References

• https://exchange.xforce.ibmcloud.com/vulnerabilities/CVE-1999-0420
• https://exchange.xforce.ibmcloud.com/vulnerabilities/CVE-1999-0420

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