PHP up to 5.6.29/7.0.14 ext/phar/phar.c phar_parse_pharfile memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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8.4$0-$5k0.00

Summaryinfo

A vulnerability was found in PHP up to 5.6.29/7.0.14. It has been classified as critical. Affected by this issue is the function phar_parse_pharfile of the file ext/phar/phar.c. Performing a manipulation results in memory corruption. This vulnerability is reported as CVE-2016-10160. The attack is possible to be carried out remotely. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as critical has been found in PHP up to 5.6.29/7.0.14 (Programming Language Software). This affects the function phar_parse_pharfile of the file ext/phar/phar.c. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Off-by-one error in the phar_parse_pharfile function in ext/phar/phar.c in PHP before 5.6.30 and 7.0.x before 7.0.15 allows remote attackers to cause a denial of service (memory corruption) or possibly execute arbitrary code via a crafted PHAR archive with an alias mismatch.

The bug was discovered 01/19/2017. The weakness was disclosed 01/24/2017 (Website). The advisory is shared at php.net. This vulnerability is uniquely identified as CVE-2016-10160 since 01/24/2017. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are known, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 96799 (PHP 5.6.x < 5.6.30 Multiple DoS), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CGI abuses and running in the context r. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370348 (Apple Mac OS X Security Update Sierra 10.12.4, El Capitan 2017-001 and Yosemite 2017-001 Not Installed (APPLE-SA-2017-03-27-3)).

Upgrading to version 5.6.30 or 7.0.15 eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (96799) and SecurityFocus (BID 95783†). The entries VDB-67396, VDB-67398, VDB-67420 and VDB-67724 are pretty similar. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 96799
Nessus Name: PHP 5.6.x < 5.6.30 Multiple DoS
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 801105
OpenVAS Name: Apple Mac OS X Multiple Vulnerabilities-HT207615
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: PHP 5.6.30/7.0.15
Patch: github.com

Timelineinfo

01/19/2017 🔍
01/19/2017 +0 days 🔍
01/24/2017 +5 days 🔍
01/24/2017 +0 days 🔍
01/24/2017 +0 days 🔍
01/24/2017 +0 days 🔍
01/25/2017 +1 days 🔍
01/26/2017 +1 days 🔍
11/03/2022 +2107 days 🔍

Sourcesinfo

Product: php.org

Advisory: RHSA-2018:1296
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-10160 (🔍)
GCVE (CVE): GCVE-0-2016-10160
GCVE (VulDB): GCVE-100-95877

OVAL: 🔍

SecurityFocus: 95783 - PHP CVE-2016-10160 Remote Code Execution Vulnerability
OSVDB: - CVE-2016-10160 - PHP - Denial of Service Issue
SecurityTracker: 1037659

See also: 🔍

Entryinfo

Created: 01/25/2017 10:40
Updated: 11/03/2022 10:58
Changes: 01/25/2017 10:40 (69), 07/31/2020 07:00 (12), 11/03/2022 10:58 (5)
Complete: 🔍
Cache ID: 216:7CE:103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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