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CVE-2002-0311

36
FAUCET Score

CVE-2002-0311 describes a critical vulnerability in the webtop component of Caldera UnixWare 7.1.1 and Open UNIX 8.0.0. This flaw allows local, and potentially remote, attackers to achieve root privileges by injecting shell metacharacters into the -c argument of either scoadminreg.cgi or service_action.cgi. With a CVSS score of 10.0, this vulnerability is extremely severe, indicating a network-based attack with low complexity and complete compromise of confidentiality, integrity, and availability. While not listed on the KEV catalog or Hot List, exploit code is publicly available through ExploitDB, and its FAUCET Risk Score is 95/100, suggesting a high likelihood of exploitation. Despite its age and severity, there is no recorded community discussion or media coverage for this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
7.1.1CPE matchmatch criteria
cpe:2.3:a:caldera:unixware:7.1.1:*:*:*:*:*:*:*
8.0CPE matchmatch criteria
cpe:2.3:o:caldera:openunix:8.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

10.0HIGH

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

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

Exploit Intelligence

EPSS Score
4.54%
Probability of exploitation in next 30 days
EPSS Percentile
90.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
ExploitDB: EDB-21239 · Jan 20, 2002
This CVE's current EPSS score of 0.0454 is in the 83rd percentile among its peer group of 51,506 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, 0.1 Mastodon, and 0.4 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

stage.caldera.com / pub/security/openunix/CSSA-2002-SCO.6/CSSA-2002-SCO.6.txt
online.securityfocus.com / archive/1/251747
Exploit
iss.net / security_center/static/7977.php
PatchVendor Advisory
securityfocus.com / bid/3936