CVE-2005-2665

highpriority · attend · 45EPSS 0.153 · 97 %ileexploit · functionalEUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

1 exploit · functional

Likely / severe?

15.3% (97th) EPSS

CVSS 7.5 · high

Is it mine?

6 products

Check your exposure

Who says so?

3 sources

enisa_euvd · nvd · redhat_csaf

EPSS · scored 2026-10-27

Stack-based buffer overflow in expires.c in Elm 2.5 PL5 through PL7, and possibly other versions, allows remote attackers to execute arbitrary code via an e-mail message with a long Expires header.

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

FixedRed Hat Enterprise Linux AS (Advanced Server) version 2.1 redhat_csaf
Before applying this update, make sure all previously released errata relevant to your system have been applied. This update is available via Red Hat Network. To use Red Hat Network, launch the Red Hat Update Agent with the following command: up2date This will start an interactive process that will result in the appropriate RPMs being upgraded on your system.
https://access.redhat.com/errata/RHSA-2005:755
FixedRed Hat Linux Advanced Workstation 2.1redhat_csaf
Before applying this update, make sure all previously released errata relevant to your system have been applied. This update is available via Red Hat Network. To use Red Hat Network, launch the Red Hat Update Agent with the following command: up2date This will start an interactive process that will result in the appropriate RPMs being upgraded on your system.
https://access.redhat.com/errata/RHSA-2005:755

cvss

Technical severity, 0–10. One row per scoring source.

7.5

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.8–7.5

v2.07.5highAV:N/AC:L/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 10 · impact 6.4

v2.06.8mediumAV:N/AC:L/Au:N/C:P/I:P/A:P/E:POCsecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-121USLLM-inferred

exploits (1)

Public proof-of-concept and weaponised exploit code.

EDB-1171Elm < 2.5.8 - Expires Header Remote Buffer Overflowfunctional · exploit_db

affected products (6)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
elm development group elm= 2.5_pl5nvdUScpe:2.3:a:elm_development_group:elm:*:*:*:*:*:*:*:*
elm development group elm= 2.5_pl6nvdUScpe:2.3:a:elm_development_group:elm:*:*:*:*:*:*:*:*
elm development group elm= 2.5_pl7nvdUScpe:2.3:a:elm_development_group:elm:*:*:*:*:*:*:*:*
Red Hat Enterprise Linux AS (Advanced Server) version 2.1 all versionsfixedredhat_csafUScpe:/o:redhat:enterprise_linux:2.1::as
Red Hat Linux Advanced Workstation 2.1all versionsfixedredhat_csafUScpe:/o:redhat:enterprise_linux:2.1::aw

advisories (1)

Vendor and ecosystem advisories describing this.

RHSA-2005:755Red Hat Security Advisory: elm security update2005-08-23csaf · redhat_csafUS
An updated elm package is now available that fixes a buffer overflow issue for Red Hat Enterprise Linux 2.1 AS and AW. This update has been rated as having critical security impact by the Red Hat Security Response Team.

also known as (2)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

enisa_euvd nvd redhat_csaf NVD CVE.org MITRE

published 2005-08-23modified 2026-06-16

references (28)

External citations — patches, advisories, analysis.

scry

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