CVE-1999-0556 identifies a critical security misconfiguration within Unix environments where two or more accounts are assigned the same User Identifier (UID), potentially blurring privilege boundaries. This vulnerability carries a maximum CVSS score of 10.0 due to its potential for remote exploitation with low complexity, allowing unauthorized actors to fully compromise system confidentiality, integrity, and availability. Despite its high theoretical risk and a FAUCET Risk Score of 81, there is currently no evidence of active exploitation, public exploit code, or recent community discussion surrounding this legacy issue.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
| N/A | N/A | n/aCNA affected |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:C/I:C/A:C
No social media mentions found for this CVE.
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.