CVE-2016-4472
Summary
| CVE | CVE-2016-4472 |
|---|---|
| State | PUBLISHED |
| Assigner | redhat |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2016-06-30 17:59:04 UTC |
| Updated | 2026-05-06 22:30:45 UTC |
| Description | 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. |
Risk And Classification
Primary CVSS: v3.1 8.1 HIGH from [email protected]
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Problem Types: CWE-119 | n/a
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.1 | [email protected] | Primary | 8.1 | HIGH | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
| 2.0 | [email protected] | Primary | 6.8 | AV:N/AC:M/Au:N/C:P/I:P/A:P |
CVSS v3.1 Breakdown
Attack Vector
NetworkAttack Complexity
HighPrivileges Required
NoneUser Interaction
NoneScope
UnchangedConfidentiality
HighIntegrity
HighAvailability
HighCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v2.0 Breakdown
Access Vector
NetworkAccess Complexity
MediumAuthentication
NoneConfidentiality
PartialIntegrity
PartialAvailability
PartialAV:N/AC:M/Au:N/C:P/I:P/A:P
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Operating System | Canonical | Ubuntu Linux | 12.04 | All | All | All |
| Application | Libexpat Project | Libexpat | All | All | All | All |
| Application | Mcafee | Policy Auditor | All | All | All | All |
| Application | Python | Python | All | All | All | All |
Vendor Declared Affected Products
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| Expat CVE-2016-4472 Incomplete Fix Remote Code Execution Vulnerability | af854a3a-2127-422b-91ae-364da2661108 | www.securityfocus.com | Third Party Advisory, VDB Entry |
| Expat: Multiple vulnerabilities (GLSA 201701-21) — Gentoo Security | af854a3a-2127-422b-91ae-364da2661108 | security.gentoo.org | Third Party Advisory |
| Security Bulletin - Policy Auditor update fixes multiple vulnerabilities in third-party libraries (CVE-2016-0718, CVE-2016-4472, CVE-2016-5300, CVE-2017-17740, CVE-2017-9287, CVE-2019-13057, CVE-2020-15719, CVE-2019-1543, CVE-2019-1547, CVE-2019-1552, CVE-2019-1563, CVE-2019-8457, CVE-2018-20506, CVE-2018-20346, CVE-2019-16168, CVE-2017-12627) | af854a3a-2127-422b-91ae-364da2661108 | kc.mcafee.com | Third Party Advisory |
| Bug 1344251 – CVE-2016-4472 expat: Undefined behavior and pointer overflows | af854a3a-2127-422b-91ae-364da2661108 | bugzilla.redhat.com | Issue Tracking, Patch, Third Party Advisory |
| USN-3013-1: XML-RPC for C and C++ vulnerabilities | Ubuntu | af854a3a-2127-422b-91ae-364da2661108 | www.ubuntu.com | Third Party Advisory |
| [R2] PVS 5.2.0 Fixes Multiple Third-party Library Vulnerabilities - Security Advisory | Tenable Network Security | af854a3a-2127-422b-91ae-364da2661108 | www.tenable.com | Third Party Advisory |
| Expat XML Parser / Code_GIT / Commit [f0bec7] | af854a3a-2127-422b-91ae-364da2661108 | sourceforge.net | Patch, Third Party Advisory |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
Legacy QID Mappings
- 710322 Gentoo Linux Expat Multiple Vulnerabilities (GLSA 201701-21)