What’s Vulnerable › Vulnerabilities

CVE-1999-0556

• Severity: critical (CVSS 10.0 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 1999-01-01 · updated 2026-06-16

Description

Two or more Unix accounts have the same UID.

References

• https://exchange.xforce.ibmcloud.com/vulnerabilities/876
• https://exchange.xforce.ibmcloud.com/vulnerabilities/876

Get alerted when CVE-1999-0556 or the next vulnerability affects your stack