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CVE-2015-2301

7.5 · HIGH

Use-after-free vulnerability in the phar_rename_archive function in phar_object.c in PHP before 5.5.22 and 5.6.x before 5.6.6 allows remote attackers to cause a denial of service or possibly have u…

Published Mar 30, 2015canonicalCWE-416EPSS 14.67%

Overview

CVE-2015-2301 is a high-severity vulnerability affecting canonical ubuntu_linux. It was published on March 30, 2015 and has a CVSS 2.0 base score of 7.5 (HIGH).

This vulnerability has a CVSS 2.0 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Use-after-free vulnerability in the phar_rename_archive function in phar_object.c in PHP before 5.5.22 and 5.6.x before 5.6.6 allows remote attackers to cause a denial of service or possibly have unspecified other impact via vectors that trigger an attempted renaming of a Phar archive to the name of an existing file.

Remediation

Check the references section for vendor advisories and patches from canonical. Update ubuntu_linux to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus
phpphp>= 5.4.0, < 5.4.40Affected
applemac_os_x0Affected

References

Refgit.php.net/?p=php-src.git%3Ba=commit%3Bh=b2cf3f064b8f5efef89bb084521b61318c71781bReflists.apple.com/archives/security-announce/2015/Sep/msg00008.htmlReflists.opensuse.org/opensuse-security-announce/2015-05/msg00005.htmlReflists.opensuse.org/opensuse-updates/2015-04/msg00002.htmlRefmarc.info/?l=bugtraq&m=143403519711434&w=2Refmarc.info/?l=bugtraq&m=143748090628601&w=2Refmarc.info/?l=bugtraq&m=144050155601375&w=2Refopenwall.com/lists/oss-security/2015/03/15/6Refphp.net/ChangeLog-5.phpRefrhn.redhat.com/errata/RHSA-2015-1053.html

How CyberStrike helps

Frequently asked questions

What is CVE-2015-2301?

CVE-2015-2301 is a high-severity vulnerability affecting canonical ubuntu_linux. It was published on March 30, 2015 and has a CVSS 2.0 base score of 7.5 (HIGH).

How severe is CVE-2015-2301?

This vulnerability has a CVSS 2.0 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2015-2301?

Check the references section for vendor advisories and patches from canonical. Update ubuntu_linux to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2015-2301?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2015-2301 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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