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CVE-2005-3883

16
FAUCET Score

CVE-2005-3883 describes a CRLF injection vulnerability in the mb_send_mail function of PHP versions prior to 5.1.0. This flaw allows remote attackers to inject arbitrary email headers by including line feed characters in the "To" address argument. With a CVSS score of 5.0, this vulnerability is of medium severity, requiring no authentication and having a low attack complexity, potentially leading to information integrity compromise. Despite its age, 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
4.0.6CPE matchmatch criteria
cpe:2.3:a:php:php:4.0.6:*:*:*:*:*:*:*
4.0.7CPE matchmatch criteria
cpe:2.3:a:php:php:4.0.7:*:*:*:*:*:*:*
4.0.7CPE matchmatch criteria
cpe:2.3:a:php:php:4.0.7:rc1:*:*:*:*:*:*
4.0.7CPE matchmatch criteria
cpe:2.3:a:php:php:4.0.7:rc2:*:*:*:*:*:*
4.0.7CPE matchmatch criteria
cpe:2.3:a:php:php:4.0.7:rc3:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

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

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

Exploit Intelligence

EPSS Score
3.05%
Probability of exploitation in next 30 days
EPSS Percentile
86.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0305 is in the 81st percentile among its peer group of 23,723 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)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 3Fixed in: php-0:4.3.2-30.ent
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: php-0:4.3.9-3.12
View patch

Vendor Advisories (1)

redhatCVE-2005-3883Moderate

security flaw

Nov 24, 2005

References

patches.sgi.com / support/free/security/advisories/20060501-01-U.asc
bugs.php.net / bug.php
rhn.redhat.com / errata/RHSA-2006-0276.html
secunia.com / advisories/17763
PatchVendor Advisory
secunia.com / advisories/18054
secunia.com / advisories/18198
secunia.com / advisories/19832
secunia.com / advisories/20210
secunia.com / advisories/20951
securitytracker.com / id
exchange.xforce.ibmcloud.com / vulnerabilities/23270
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10332
support.avaya.com / elmodocs2/security/ASA-2006-129.htm
ubuntu.com / usn/usn-232-1
mandriva.com / security/advisories
php.net / release_5_1_0.php
Patch
securityfocus.com / archive/1/419504/100/0/threaded
securityfocus.com / bid/15571
Patch
turbolinux.com / security/2006/TLSA-2006-38.txt
vupen.com / english/advisories/2006/2685