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CVE-2007-4659

20
FAUCET Score

CVE-2007-4659 describes a vulnerability in the zend_alter_ini_entry function of PHP versions prior to 5.2.4, where improper handling of memory_limit violation interruptions leads to unknown impact. This vulnerability carries a CVSS score of 7.5, indicating a high severity with network-based attack vectors, low attack complexity, and potential for partial confidentiality, integrity, and availability impacts. Despite its severity, there is no evidence of active exploitation, no publicly available exploit code in Metasploit or ExploitDB, and minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
<= 5.2.3CPE matchmatch criteria
cpe:2.3:a:php:php:*:*:*:*:*:*:*:*

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
3.27%
Probability of exploitation in next 30 days
EPSS Percentile
87.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0327 is in the 77th percentile among its peer group of 51,551 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

Vendor Advisories (1)

redhatCVE-2007-4659Low

php zend_alter_ini_entry() memory_limit interruption

Aug 30, 2007

References

secunia.com / advisories/26642
PatchVendor Advisory
secunia.com / advisories/26822
secunia.com / advisories/26838
secunia.com / advisories/27102
secunia.com / advisories/27377
secunia.com / advisories/28249
exchange.xforce.ibmcloud.com / vulnerabilities/36380
issues.rpath.com / browse/RPL-1693
issues.rpath.com / browse/RPL-1702
debian.org / security/2008/dsa-1444
gentoo.org / security/en/glsa/glsa-200710-02.xml
php.net / ChangeLog-5.php
Patch
php.net / releases/5_2_4.php
trustix.org / errata/2007/0026
vupen.com / english/advisories/2007/3023