PHP up to 6.x ext/standard/string.c str_ireplace subject code

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.1$0-$5k0.00

Summaryinfo

A vulnerability was found in PHP up to 6.x and classified as critical. Affected by this vulnerability is the function str_ireplace of the file ext/standard/string.c. The manipulation of the argument subject results in Remote Code Execution. This vulnerability is reported as CVE-2015-6527. The attack can be launched remotely. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in PHP up to 6.x (Programming Language Software). It has been classified as critical. Affected is the function str_ireplace of the file ext/standard/string.c. The manipulation of the argument subject with an unknown input leads to a code vulnerability. CWE is classifying the issue as CWE-17. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

The php_str_replace_in_subject function in ext/standard/string.c in PHP 7.x before 7.0.0 allows remote attackers to execute arbitrary code via a crafted value in the third argument to the str_ireplace function.

The weakness was disclosed 01/19/2016 (Website). The advisory is available at bugs.php.net. This vulnerability is traded as CVE-2015-6527 since 08/20/2015. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details are known, but there is no available exploit.

As 0-day the estimated underground price was around $5k-$25k.

Upgrading to version 7.0.0 eliminates this vulnerability. Applying the patch 6aeee47b2cd47915ccfa3b41433a3f57aea24dd5 is able to eliminate this problem. The best possible mitigation is suggested to be upgrading to the latest version.

The entries VDB-80326, VDB-80325, VDB-80324 and VDB-80323 are pretty similar. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.1

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

NVD Base Score: 7.3
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Code
CWE: CWE-17
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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: PHP 7.0.0
Patch: 6aeee47b2cd47915ccfa3b41433a3f57aea24dd5

Timelineinfo

08/20/2015 🔍
01/19/2016 +152 days 🔍
01/19/2016 +0 days 🔍
01/20/2016 +1 days 🔍
07/03/2022 +2356 days 🔍

Sourcesinfo

Product: php.org

Advisory: 70140
Status: Not defined
Confirmation: 🔍

CVE: CVE-2015-6527 (🔍)
GCVE (CVE): GCVE-0-2015-6527
GCVE (VulDB): GCVE-100-80322
See also: 🔍

Entryinfo

Created: 01/20/2016 10:06
Updated: 07/03/2022 15:40
Changes: 01/20/2016 10:06 (54), 06/21/2018 09:04 (8), 07/03/2022 15:40 (6)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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