What is the CVSS score of CVE-2015-2301?

CVE-2015-2301 has a CVSS 2.0 base score of 7.5 (High). CVSS vector: AV:N/AC:L/Au:N/C:P/I:P/A:P. EPSS exploitation probability: 11.2%.

Is there a public PoC exploit available for CVE-2015-2301?

Yes, a public proof-of-concept exploit is available for CVE-2015-2301. Prioritise patching immediately. EPSS: 11.2%.

PHP CVE-2015-2301

HIGH

Use After Free (CWE-416)

2015-03-30 cve@mitre.org

Memory Corruption PHP Denial Of Service Use After Free Ubuntu Linux Debian Linux Opensuse Mac Os X Enterprise Linux Desktop Enterprise Linux Hpc Node Enterprise Linux Hpc Node Eus Enterprise Linux Server Enterprise Linux Server Eus Enterprise Linux Workstation

7.5

CVSS 2.0 · NVD

Severity by source

NVD PRIMARY

7.5 HIGH

AV:N/AC:L/Au:N/C:P/I:P/A:P

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

AV:N/AC:L/Au:N/C:P/I:P/A:P

Attack Vector

Network

Attack Complexity

Low

Confidentiality

Integrity

Availability

Lifecycle Timeline

CVE Published

Mar 30, 2015 - 10:59 cve.org

HIGH 7.5

DescriptionCVE.org

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.

AnalysisAI

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. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and EPSS exploitation probability 11.2%.

Technical ContextAI

This vulnerability is classified as Use After Free (CWE-416), which allows attackers to access freed memory to execute arbitrary code or crash the application. 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. Affected products include: Canonical Ubuntu Linux, Debian Debian Linux, Opensuse, Php, Apple Mac Os X. Version information: before 5.5.22.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Use smart pointers or garbage-collected languages. Set pointers to NULL after freeing. Enable memory sanitizers.