CVE-2007-1835

Severity: medium (CVSS 4.6 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2007-04-03 · updated 2026-06-16

Description

PHP 4 before 4.4.5 and PHP 5 before 5.2.1, when using an empty session save path (session.save_path), uses the TMPDIR default after checking the restrictions, which allows local users to bypass open_basedir restrictions.

Affected products

PHP: 4.0, 4.0-beta_4_patch1, 4.0-beta1, 4.0-beta2, 4.0-beta3, 4.0-beta4 (+68)

References

http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?lang=en&cc=us&objectID=c01056506
http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?lang=en&cc=us&objectID=c01086137
http://secunia.com/advisories/25423
http://secunia.com/advisories/25850
http://www.php-security.org/MOPB/MOPB-36-2007.html
http://www.securityfocus.com/bid/23183
http://www.vupen.com/english/advisories/2007/1991
http://www.vupen.com/english/advisories/2007/2374
https://exchange.xforce.ibmcloud.com/vulnerabilities/33550
http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?lang=en&cc=us&objectID=c01056506
http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?lang=en&cc=us&objectID=c01086137
http://secunia.com/advisories/25423

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