CVE-2016-1904

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Summary

CVECVE-2016-1904
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2016-01-19 05:59:09 UTC
Updated2026-05-06 22:30:45 UTC
DescriptionMultiple 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.

Risk And Classification

Primary CVSS: v3.0 7.3 HIGH from [email protected]

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Problem Types: CWE-189 | n/a

VersionSourceTypeScoreSeverityVector
3.0[email protected]Primary7.3HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
2.0[email protected]Primary7.5AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS v3.0 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
Low

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Php Php 7.0.0 All All All
Application Php Php 7.0.1 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
PHP Bugs May Let Remote Users Obtain Potentially Sensitive Information, Gain Elevated Privileges, or Execute Arbitrary Code - SecurityTracker af854a3a-2127-422b-91ae-364da2661108 www.securitytracker.com
PHP: PHP 7 ChangeLog af854a3a-2127-422b-91ae-364da2661108 www.php.net Vendor Advisory
Patch for Heap Buffer Overflow in EscapeShell · php/php-src@2871c70 · GitHub af854a3a-2127-422b-91ae-364da2661108 github.com
PHP :: Sec Bug #71270 :: Heap BufferOver Flow in escapeshell functions af854a3a-2127-422b-91ae-364da2661108 bugs.php.net Exploit
oss-security - [CVE Request] Multiple PHP issues af854a3a-2127-422b-91ae-364da2661108 www.openwall.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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