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CVE-2015-3307

7.5 · HIGH

The phar_parse_metadata function in ext/phar/phar.c in PHP before 5.4.40, 5.5.x before 5.5.24, and 5.6.x before 5.6.8 allows remote attackers to cause a denial of service (heap metadata corruption)…

Published Jun 9, 2015redhatCWE-119EPSS 6.65%

Overview

CVE-2015-3307 is a high-severity vulnerability affecting redhat enterprise_linux_desktop. It was published on June 9, 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

The phar_parse_metadata function in ext/phar/phar.c in PHP before 5.4.40, 5.5.x before 5.5.24, and 5.6.x before 5.6.8 allows remote attackers to cause a denial of service (heap metadata corruption) or possibly have unspecified other impact via a crafted tar archive.

Remediation

Check the references section for vendor advisories and patches from redhat. Update enterprise_linux_desktop 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
applemac_os_x0Affected
phpphp0Affected

References

Reflists.apple.com/archives/security-announce/2015/Aug/msg00001.htmlRefrhn.redhat.com/errata/RHSA-2015-1066.htmlRefrhn.redhat.com/errata/RHSA-2015-1135.htmlRefrhn.redhat.com/errata/RHSA-2015-1186.htmlRefrhn.redhat.com/errata/RHSA-2015-1187.htmlRefrhn.redhat.com/errata/RHSA-2015-1218.htmlRefwww.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.htmlRefwww.securityfocus.com/bid/74703Refbugs.php.net/bug.php?id=69443Refbugzilla.redhat.com/show_bug.cgi?id=1223441

How CyberStrike helps

Frequently asked questions

What is CVE-2015-3307?

CVE-2015-3307 is a high-severity vulnerability affecting redhat enterprise_linux_desktop. It was published on June 9, 2015 and has a CVSS 2.0 base score of 7.5 (HIGH).

How severe is CVE-2015-3307?

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-2015-3307?

Check the references section for vendor advisories and patches from redhat. Update enterprise_linux_desktop 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-2015-3307?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2015-3307 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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