High severity · published Jan 19, 2016
CVE-2016-1904
Multiple integer overflows in ext/standard/exec.c in PHP 7.x before 7.0.2 allow remote attackers to cause a denial of service or possibly have unspecified other impact via a long…
7.3
CVSS
2.7%
EPSS
No
On KEV
Description
Multiple integer overflows in ext/standard/exec.c in PHP 7.x before 7.0.2 allow remote attackers to cause a denial of service or possibly have unspecified other impact via a long string to the (1) php_escape_shell_cmd or (2) php_escape_shell_arg function, leading to a heap-based buffer overflow.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.7% · higher than 86% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PH
PHP · PHP
7.0.0; 7.0.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-1904
CVE.org
https://www.cve.org/CVERecord?id=CVE-2016-1904
www.openwall.com
http://www.openwall.com/lists/oss-security/2016/01/14/8
Vendor Advisory
http://www.php.net/ChangeLog-7.php
www.securitytracker.com
http://www.securitytracker.com/id/1034608
Exploit
https://bugs.php.net/bug.php?id=71270
github.com
https://github.com/php/php-src/commit/2871c70efaaaa0f102557a17c727fd4d5204dd4b
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