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CVE-1999-0309

18
FAUCET Score

CVE-1999-0309 describes a local privilege escalation vulnerability in the HP-UX vgdisplay program, affecting HP-UX systems. This high-severity flaw (CVSS 7.2) allows an unauthenticated local attacker to gain root access with low attack complexity, leading to complete compromise of confidentiality, integrity, and availability. There is no evidence of active exploitation, nor are there publicly available exploit modules or significant community discussion surrounding this older vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
10.00CPE matchmatch criteria
cpe:2.3:o:hp:hp-ux:10.00:*:*:*:*:*:*:*
10.01CPE matchmatch criteria
cpe:2.3:o:hp:hp-ux:10.01:*:*:*:*:*:*:*
10.10CPE matchmatch criteria
cpe:2.3:o:hp:hp-ux:10.10:*:*:*:*:*:*:*
10.20CPE matchmatch criteria
cpe:2.3:o:hp:hp-ux:10.20:*:*:*:*:*:*:*
10.24CPE matchmatch criteria
cpe:2.3:o:hp:hp-ux:10.24:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.2HIGH

AV:L/AC:L/Au:N/C:C/I:C/A:C

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Exploitability Score
3.9
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.53%
Probability of exploitation in next 30 days
EPSS Percentile
41.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0053 is in the 63rd percentile among its peer group of 3,241 CVEs.

Social Chatter

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, 0.0 Mastodon, and 0.5 GitHub mentions.

Media 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

Remediation records are not available for this CVE.

References

www1.itrc.hp.com / service/cki/docDisplay.do