CVE-2015-6527 : The php_str_replace_in_subject function in ext/standard/string.c in PHP 7.x befo

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.

Published 2016-01-19 05:59:01

Updated 2022-08-05 14:27:20

Source MITRE

View at NVD, CVE.org

Vulnerability category: Execute code

Products affected by CVE-2015-6527

PHP » PHP » Version: 7.0.0
cpe:2.3:a:php:php:7.0.0:-:*:*:*:*:*:*
Matching versions
PHP » PHP » Version: 7.0.0 Update Alpha1
cpe:2.3:a:php:php:7.0.0:alpha1:*:*:*:*:*:*
Matching versions
PHP » PHP » Version: 7.0.0 Update Alpha2
cpe:2.3:a:php:php:7.0.0:alpha2:*:*:*:*:*:*
Matching versions
PHP » PHP » Version: 7.0.0 Update Beta1
cpe:2.3:a:php:php:7.0.0:beta1:*:*:*:*:*:*
Matching versions
PHP » PHP » Version: 7.0.0 Update Beta2
cpe:2.3:a:php:php:7.0.0:beta2:*:*:*:*:*:*
Matching versions
PHP » PHP » Version: 7.0.0 Update Beta3
cpe:2.3:a:php:php:7.0.0:beta3:*:*:*:*:*:*
Matching versions
PHP » PHP » Version: 7.0.0 Update RC1
cpe:2.3:a:php:php:7.0.0:rc1:*:*:*:*:*:*
Matching versions
PHP » PHP » Version: 7.0.0 Update RC2
cpe:2.3:a:php:php:7.0.0:rc2:*:*:*:*:*:*
Matching versions
PHP » PHP » Version: 7.0.0 Update RC3
cpe:2.3:a:php:php:7.0.0:rc3:*:*:*:*:*:*
Matching versions
PHP » PHP » Version: 7.0.0 Update RC4
cpe:2.3:a:php:php:7.0.0:rc4:*:*:*:*:*:*
Matching versions
PHP » PHP » Version: 7.0.0 Update RC5
cpe:2.3:a:php:php:7.0.0:rc5:*:*:*:*:*:*
Matching versions
PHP » PHP » Version: 7.0.0 Update RC6
cpe:2.3:a:php:php:7.0.0:rc6:*:*:*:*:*:*
Matching versions
PHP » PHP » Version: 7.0.0 Update RC7
cpe:2.3:a:php:php:7.0.0:rc7:*:*:*:*:*:*
Matching versions
PHP » PHP » Version: 7.0.0 Update RC8
cpe:2.3:a:php:php:7.0.0:rc8:*:*:*:*:*:*
Matching versions

Threat overview for CVE-2015-6527

Top countries where our scanners detected CVE-2015-6527

Top open port discovered on systems with this issue 80

IPs affected by CVE-2015-6527 256

Threat actors abusing to this issue? Yes

Find out if you^* are affected by CVE-2015-6527!

^*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2015-6527

EPSS FAQ

0.86%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 80 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2015-6527

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
7.5	HIGH	AV:N/AC:L/Au:N/C:P/I:P/A:P	10.0	6.4	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial
7.3	HIGH	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L	3.9	3.4	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: Low Integrity: Low Availability: Low

References for CVE-2015-6527

http://www.openwall.com/lists/oss-security/2015/07/30/11

oss-security - Re: CVE Request: PHP v7 - Code execution vulnerability
Mailing List;Third Party Advisory
http://git.php.net/?p=php-src.git;a=commit;h=6aeee47b2cd47915ccfa3b41433a3f57aea24dd5

208.43.231.11 Git - php-src.git/commit
Broken Link
https://bugs.php.net/bug.php?id=70140

PHP :: Bug #70140 :: str_ireplace/php_string_tolower - Arbitrary Code Execution
Exploit;Issue Tracking;Vendor Advisory

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Vulnerability Details : CVE-2015-6527

Products affected by CVE-2015-6527

Threat overview for CVE-2015-6527

Exploit prediction scoring system (EPSS) score for CVE-2015-6527

CVSS scores for CVE-2015-6527

References for CVE-2015-6527