Vulnerability Details : CVE-2016-7414
The ZIP signature-verification feature in PHP before 5.6.26 and 7.x before 7.0.11 does not ensure that the uncompressed_filesize field is large enough, which allows remote attackers to cause a denial of service (out-of-bounds memory access) or possibly have unspecified other impact via a crafted PHAR archive, related to ext/phar/util.c and ext/phar/zip.c.
Vulnerability category: OverflowDenial of service
Threat overview for CVE-2016-7414
Top countries where our scanners detected CVE-2016-7414
Top open port discovered on systems with this issue
80
IPs affected by CVE-2016-7414 217,450
Threat actors abusing to this issue?
Yes
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Exploit prediction scoring system (EPSS) score for CVE-2016-7414
Probability of exploitation activity in the next 30 days: 2.25%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 88 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2016-7414
| 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 |
|
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-2016-7414
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The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2016-7414
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https://security.gentoo.org/glsa/201611-22
PHP: Multiple vulnerabilities (GLSA 201611-22) — Gentoo security
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https://bugs.php.net/bug.php?id=72928
PHP :: Sec Bug #72928 :: Out of bound when verify signature of zip phar in phar_parse_zipfileExploit;Issue Tracking
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http://www.securitytracker.com/id/1036836
PHP Multiple Memory Corruption Errors Let Remote and Local Users Execute Arbitrary Code on the Target System - SecurityTracker
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https://access.redhat.com/errata/RHSA-2018:1296
RHSA-2018:1296 - Security Advisory - Red Hat Customer Portal
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https://www.tenable.com/security/tns-2016-19
[R6] SecurityCenter 5.4.1 Fixes Multiple Vulnerabilities - Security Advisory | Tenable®
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http://www.securityfocus.com/bid/93004
PHP CVE-2016-7414 Heap Buffer Overflow Vulnerability
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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
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https://github.com/php/php-src/commit/0bfb970f43acd1e81d11be1154805f86655f15d5?w=1
Fix bug #72928 - Out of bound when verify signature of zip phar in ph… · php/php-src@0bfb970 · GitHubIssue Tracking;Patch
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http://www.php.net/ChangeLog-7.php
PHP: PHP 7 ChangeLogRelease Notes
-
http://www.php.net/ChangeLog-5.php
PHP: PHP 5 ChangeLogRelease Notes
Products affected by CVE-2016-7414
- cpe:2.3:a:php:php:*:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:7.0.5:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:7.0.6:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:7.0.3:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:7.0.4:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:7.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:7.0.2:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:7.0.0:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:7.0.9:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:7.0.10:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:7.0.7:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:7.0.8:*:*:*:*:*:*:*