CVE-2014-3622 : Use-after-free vulnerability in the add_post_var function in the Posthandler component in PHP 5.6.x before 5.6.1 might a

Use-after-free vulnerability in the add_post_var function in the Posthandler component in PHP 5.6.x before 5.6.1 might allow remote attackers to execute arbitrary code by leveraging a third-party filter extension that accesses a certain ksep value.

Published 2020-02-19 13:15:11

Updated 2020-02-24 22:06:04

Source Red Hat, Inc.

View at NVD, CVE.org

Vulnerability category: Memory CorruptionExecute code

Threat overview for CVE-2014-3622

Top countries where our scanners detected CVE-2014-3622

Top open port discovered on systems with this issue 80

IPs affected by CVE-2014-3622 853

Threat actors abusing to this issue? Yes

Find out if you^* are affected by CVE-2014-3622!

^*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-2014-3622

Probability of exploitation activity in the next 30 days: 1.17%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 83 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2014-3622

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
6.8	MEDIUM	AV:N/AC:M/Au:N/C:P/I:P/A:P	8.6	6.4	NIST
Access Vector: Network Access Complexity: Medium Authentication: None Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial
9.8	CRITICAL	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	3.9	5.9	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2014-3622

CWE-416 Use After Free

Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2014-3622

https://bugs.php.net/bug.php?id=68088

PHP :: Bug #68088 :: New Posthandler Potential Illegal efree() vulnerability
Exploit;Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1151423

1151423 – (CVE-2014-3622) CVE-2014-3622 php: post handler potential illegal efree() vulnerability
Issue Tracking;Patch;Third Party Advisory
http://php.net/ChangeLog-5.php

PHP: PHP 5 ChangeLog
Release Notes;Vendor Advisory

CVEs referencing this url

Products affected by CVE-2014-3622