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CVE-2016-4472

Good to know:

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Date: June 30, 2016

The overflow protection in Expat is removed by compilers with certain optimization settings, which allows remote attackers to cause a denial of service (crash) or possibly execute arbitrary code via crafted XML data. NOTE: this vulnerability exists because of an incomplete fix for CVE-2015-1283 and CVE-2015-2716.

Language: C

Severity Score

Related Resources (15)

https://sourceforge.net/p/expat/bugs/537/
https://security-tracker.debian.org/tracker/CVE-2016-4472
https://kc.mcafee.com/corporate/index?page=content&id=SB10365
http://www.ubuntu.com/usn/USN-3013-1
https://nvd.nist.gov/vuln/detail/CVE-2016-4472
https://security.gentoo.org/glsa/201701-21
https://access.redhat.com/security/cve/CVE-2016-4472
https://people.canonical.com/~ubuntu-security/cve/CVE-2016-4472
https://bugs.python.org/issue30610
https://bugs.python.org/issue29591
http://www.securityfocus.com/bid/91528
https://www.tenable.com/security/tns-2016-20
https://sourceforge.net/p/expat/code_git/ci/f0bec73b018caa07d3e75ec8dd967f3785d71bde
https://bugzilla.redhat.com/show_bug.cgi?id=1344251
https://www.mend.io/vulnerability-database/CVE-2016-4472

Severity Score

Weakness Type (CWE)

Buffer Errors

CWE-119

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): HIGH
Integrity (I): HIGH
Availability (A): HIGH

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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