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CVE-2005-0086

20
FAUCET Score

CVE-2005-0086 describes a heap-based buffer overflow in the 'less' utility within Red Hat Enterprise Linux 3. This vulnerability allows an unauthenticated attacker to trigger a denial of service or potentially execute arbitrary code by supplying a specially crafted file, particularly when using the UTF-8 locale. With a CVSS score of 7.5, it is considered highly severe due to its network-based attack vector and low attack complexity, potentially leading to partial confidentiality, integrity, and availability impacts. There is no evidence of active exploitation, nor are there publicly available exploit modules or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
3.0CPE matchmatch criteria
cpe:2.3:o:redhat:enterprise_linux:3.0:*:advanced_servers:*:*:*:*:*
3.0CPE matchmatch criteria
cpe:2.3:o:redhat:enterprise_linux:3.0:*:enterprise_server:*:*:*:*:*
3.0CPE matchmatch criteria
cpe:2.3:o:redhat:enterprise_linux:3.0:*:workstation:*:*:*:*:*
3.0CPE matchmatch criteria
cpe:2.3:o:redhat:enterprise_linux_desktop:3.0:*:*:*:*:*:*:*

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
2.99%
Probability of exploitation in next 30 days
EPSS Percentile
85.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0299 is in the 75th 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

Patch Available

Vendor Patches (1)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 3Fixed in: less-0:378-12
View patch

Vendor Advisories (1)

redhatCVE-2005-0086Important

security flaw

Jan 19, 2005

References

bugzilla.fedora.us / show_bug.cgi
bugzilla.redhat.com / bugzilla/show_bug.cgi
exchange.xforce.ibmcloud.com / vulnerabilities/19131
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11027
redhat.com / support/errata/RHSA-2005-068.html
Vendor Advisory