CVE-2007-3799

Severity: medium (CVSS 4.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 7.9% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2007-07-16 · updated 2026-06-16
Weakness: CWE-20

Description

The session_start function in ext/session in PHP 4.x up to 4.4.7 and 5.x up to 5.2.3 allows remote attackers to insert arbitrary attributes into the session cookie via special characters in a cookie that is obtained from (1) PATH_INFO, (2) the session_id function, and (3) the session_start function, which are not encoded or filtered when the new session cookie is generated, a related issue to CVE-2006-0207.

Affected products

PHP: 4.0-beta_4_patch1, 4.0-beta1, 4.0-beta2, 4.0-beta3, 4.0-beta4, 4.0.0 (+63)

References

http://docs.info.apple.com/article.html?artnum=307562
http://lists.apple.com/archives/security-announce/2008/Mar/msg00001.html
http://osvdb.org/36855
http://rhn.redhat.com/errata/RHSA-2007-0889.html
http://secunia.com/advisories/26871
http://secunia.com/advisories/26895
http://secunia.com/advisories/26930
http://secunia.com/advisories/26967
http://secunia.com/advisories/27351
http://secunia.com/advisories/27377
http://secunia.com/advisories/27545
http://secunia.com/advisories/27864

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