Vulnerability Details : CVE-2016-7411
Potential exploit
ext/standard/var_unserializer.re in PHP before 5.6.26 mishandles object-deserialization failures, which allows remote attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact via an unserialize call that references a partially constructed object.
Vulnerability category: OverflowMemory CorruptionDenial of service
Products affected by CVE-2016-7411
- cpe:2.3:a:php:php:*:*:*:*:*:*:*:*
Threat overview for CVE-2016-7411
Top countries where our scanners detected CVE-2016-7411
Top open port discovered on systems with this issue
80
IPs affected by CVE-2016-7411 468,799
Threat actors abusing to this issue?
Yes
Find out if you* are
affected by CVE-2016-7411!
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attack surface intelligence
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Exploit prediction scoring system (EPSS) score for CVE-2016-7411
1.55%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 87 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2016-7411
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST | |
9.8
|
CRITICAL | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2016-7411
-
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.Assigned by: nvd@nist.gov (Primary)
References for CVE-2016-7411
-
https://security.gentoo.org/glsa/201611-22
PHP: Multiple vulnerabilities (GLSA 201611-22) — Gentoo security
-
https://github.com/php/php-src/commit/6a7cc8ff85827fa9ac715b3a83c2d9147f33cd43?w=1
Fix bug #73052 - Memory Corruption in During Deserialized-object Dest… · php/php-src@6a7cc8f · GitHubIssue Tracking;Patch
-
http://www.securitytracker.com/id/1036836
PHP Multiple Memory Corruption Errors Let Remote and Local Users Execute Arbitrary Code on the Target System - SecurityTracker
-
https://bugs.php.net/bug.php?id=73052
PHP :: Sec Bug #73052 :: Memory Corruption in During Deserialized-object DestructionExploit;Issue Tracking
-
http://www.openwall.com/lists/oss-security/2016/09/15/10
oss-security - Re: CVE assignment for PHP 5.6.26 and 7.0.11Mailing List
-
http://www.php.net/ChangeLog-5.php
PHP: PHP 5 ChangeLogRelease Notes
-
http://www.securityfocus.com/bid/93009
PHP 'ext/standard/var_unserializer.c' Memory Corruption Vulnerability
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