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CVE-2001-1028

18
FAUCET Score

CVE-2001-1028 describes a buffer overflow vulnerability in the ultimate_source function of man 1.5 and earlier, specifically impacting Red Hat Linux. This local vulnerability (AV:L/AC:L) allows an unauthenticated attacker to gain full control (C:C/I:C/A:C) of the affected system, resulting in a CVSS score of 7.2 (HIGH). Despite its high severity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this older vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
5.0CPE matchmatch criteria
cpe:2.3:o:redhat:linux:5.0:*:*:*:*:*:*:*
5.1CPE matchmatch criteria
cpe:2.3:o:redhat:linux:5.1:*:*:*:*:*:*:*
5.2CPE matchmatch criteria
cpe:2.3:o:redhat:linux:5.2:*:*:*:*:*:*:*
6.0CPE matchmatch criteria
cpe:2.3:o:redhat:linux:6.0:*:*:*:*:*:*:*
6.1CPE matchmatch criteria
cpe:2.3:o:redhat:linux:6.1:*:*:*:*:*:*:*

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
0.40%
Probability of exploitation in next 30 days
EPSS Percentile
32.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0040 is in the 43rd 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

Patch Available

Vendor Patches (4)

redhatpatch availablevia redhat_api
Product: Red Hat Linux 5.2
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Linux 6.2
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Linux 7.0
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Linux 7.1
View patch

Vendor Advisories (1)

redhatCVE-2001-1028Important

security flaw

Sep 21, 2001

References

iss.net / security_center/static/8622.php
redhat.com / support/errata/RHSA-2001-072.html
PatchVendor Advisory