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CVE-2003-0966

20
FAUCET Score

CVE-2003-0966 describes a buffer overflow vulnerability in the frm command of elm 2.5.6 and earlier versions, allowing remote attackers to execute arbitrary code through a long Subject line. With a CVSS score of 7.5, this vulnerability is considered highly severe, requiring no authentication and low attack complexity to achieve partial confidentiality, integrity, and availability impacts. Despite its age and severity, there is no evidence of active exploitation, publicly available exploit code, or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2.5.6CPE matchmatch criteria
cpe:2.3:a:elm_development_group:elm:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.5HIGH

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

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
3.26%
Probability of exploitation in next 30 days
EPSS Percentile
87.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0326 is in the 77th percentile among its peer group of 51,466 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

Patch Available

Vendor Patches (2)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux AS (Advanced Server) version 2.1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Linux Advanced Workstation 2.1
View patch

Vendor Advisories (1)

redhatCVE-2003-0966Important

security flaw

Jan 14, 2004

References

patches.sgi.com / support/free/security/advisories/20040103-01-U.asc
bugzilla.redhat.com / bugzilla/show_bug.cgi
exchange.xforce.ibmcloud.com / vulnerabilities/14840
redhat.com / support/errata/RHSA-2004-009.html
PatchVendor Advisory
securityfocus.com / bid/9430
PatchVendor Advisory