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CVE-2015-5161

Good to know:

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Date: August 25, 2015

The Zend_Xml_Security::scan in ZendXml before 1.0.1 and Zend Framework before 1.12.14, 2.x before 2.4.6, and 2.5.x before 2.5.2, when running under PHP-FPM in a threaded environment, allows remote attackers to bypass security checks and conduct XML external entity (XXE) and XML entity expansion (XEE) attacks via multibyte encoded characters.

Language: PHP

Severity Score

Related Resources (21)

https://github.com/FriendsOfPHP/security-advisories/blob/master/zendframework/zendxml/CVE-2015-5161.yaml
http://lists.fedoraproject.org/pipermail/package-announce/2015-August/165173.html
http://www.debian.org/security/2015/dsa-3340
https://github.com/zendframework/zf1/commit/ff7edddf1410b44b5ead857c02698aad9f748d1b
http://lists.fedoraproject.org/pipermail/package-announce/2015-August/164409.html
https://github.com/FriendsOfPHP/security-advisories/blob/master/zendframework/zendframework/CVE-2015-5161.yaml
https://framework.zend.com/security/advisory/ZF2015-06
http://www.securityfocus.com/bid/76177
https://www.exploit-db.com/exploits/37765/
http://legalhackers.com/advisories/zend-framework-XXE-vuln.txt
https://github.com/FriendsOfPHP/security-advisories/blob/master/zendframework/zendframework1/CVE-2015-5161.yaml
http://seclists.org/fulldisclosure/2015/Aug/46
http://framework.zend.com/security/advisory/ZF2015-06
http://lists.fedoraproject.org/pipermail/package-announce/2015-August/165147.html
https://www.exploit-db.com/exploits/37765
https://web.archive.org/web/20200228055156/http://www.securityfocus.com/bid/76177
https://github.com/zendframework/ZendXml/commit/79f478fa2af85ce1fc18ac132dee5aa714c3b532
https://nvd.nist.gov/vuln/detail/CVE-2015-5161
https://github.com/zendframework/zf1/issues/393
http://packetstormsecurity.com/files/133068/Zend-Framework-2.4.2-1.12.13-XXE-Injection.html
https://www.mend.io/vulnerability-database/CVE-2015-5161

Severity Score

Weakness Type (CWE)

Improper Restriction of XML External Entity Reference ('XXE')

CWE-611

Improper Restriction of Recursive Entity References in DTDs ('XML Entity Expansion')

CWE-776

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): HIGH
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): LOW
Integrity (I): LOW
Availability (A): LOW

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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