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CVE-2005-1266

17
FAUCET Score

CVE-2005-1266 describes a denial-of-service vulnerability in Apache SpamAssassin versions 3.0.1, 3.0.2, and 3.0.3. An attacker can exploit this by sending a specially crafted email with a long Content-Type header lacking boundaries, leading to high CPU consumption and system slowdown. Rated with a CVSS score of 5.0, this vulnerability is easily exploitable over the network with no authentication required, resulting in a partial availability impact. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
3.0.1CPE matchmatch criteria
cpe:2.3:a:apache:spamassassin:3.0.1:*:*:*:*:*:*:*
3.0.2CPE matchmatch criteria
cpe:2.3:a:apache:spamassassin:3.0.2:*:*:*:*:*:*:*
3.0.3CPE matchmatch criteria
cpe:2.3:a:apache:spamassassin:3.0.3:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

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

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
8.35%
Probability of exploitation in next 30 days
EPSS Percentile
94.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0835 is in the 93rd percentile among its peer group of 23,725 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 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

gentoopatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: spamassassin-0:3.0.4-1.el4
View patch

Vendor Advisories (1)

redhatCVE-2005-1266Moderate

security flaw

Jun 15, 2005

References

bugs.gentoo.org / show_bug.cgi
Patch
mail-archives.apache.org / mod_mbox/spamassassin-announce/200506.mbox/%3c17072.35054.586017.822288%40proton.pathname.com%3e
security.gentoo.org / glsa/glsa-200506-17.xml
Patch
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10901
debian.org / security/2005/dsa-736
mandriva.com / security/advisories
redhat.com / support/errata/RHSA-2005-498.html
securityfocus.com / bid/13978
vuxml.org / freebsd/cc4ce06b-e01c-11d9-a8bd-000cf18bbe54.html
Patch