CVE-2017-9233
Summary
| CVE | CVE-2017-9233 |
|---|---|
| State | PUBLISHED |
| Assigner | mitre |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2017-07-25 20:29:00 UTC |
| Updated | 2025-04-20 01:37:25 UTC |
| Description | XML External Entity vulnerability in libexpat 2.2.0 and earlier (Expat XML Parser Library) allows attackers to put the parser in an infinite loop using a malformed external entity definition from an external DTD. |
Risk And Classification
Primary CVSS: v3.1 7.5 HIGH from [email protected]
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Problem Types: CWE-611 | CWE-835 | n/a
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.1 | [email protected] | Primary | 7.5 | HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| 2.0 | [email protected] | Primary | 5 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
CVSS v3.1 Breakdown
Attack Vector
NetworkAttack Complexity
LowPrivileges Required
NoneUser Interaction
NoneScope
UnchangedConfidentiality
NoneIntegrity
NoneAvailability
HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v2.0 Breakdown
Access Vector
NetworkAccess Complexity
LowAuthentication
NoneConfidentiality
NoneIntegrity
NoneAvailability
PartialAV:N/AC:L/Au:N/C:N/I:N/A:P
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Application | Libexpat Project | Libexpat | All | All | All | All |
| Application | Python | Python | All | All | All | All |
Vendor Declared Affected Products
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| About the security content of tvOS 11 - Apple Support | af854a3a-2127-422b-91ae-364da2661108 | support.apple.com | Third Party Advisory |
| Apple macOS/OS X Multiple Flaws Let Remote and Local Users Bypass Security and Deny Service, Local Users Obtain Potentially Sensitive Information, and Applications Gain Elevated Privileges - SecurityTracker | af854a3a-2127-422b-91ae-364da2661108 | www.securitytracker.com | Third Party Advisory, VDB Entry |
| Expat CVE-2017-9233 XML External Entity Denial of Service Vulnerability | af854a3a-2127-422b-91ae-364da2661108 | www.securityfocus.com | Third Party Advisory, VDB Entry |
| lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e69... | af854a3a-2127-422b-91ae-364da2661108 | lists.apache.org | |
| Debian -- Security Information -- DSA-3898-1 expat | af854a3a-2127-422b-91ae-364da2661108 | www.debian.org | Third Party Advisory |
| oss-security - Expat 2.2.1 security fixes | af854a3a-2127-422b-91ae-364da2661108 | www.openwall.com | Mailing List, VDB Entry |
| CVE-2017-9233 · Expat XML parser | af854a3a-2127-422b-91ae-364da2661108 | libexpat.github.io | Exploit, Technical Description, Vendor Advisory |
| libexpat/Changes at master · libexpat/libexpat · GitHub | af854a3a-2127-422b-91ae-364da2661108 | github.com | Release Notes, Third Party Advisory |
| About the security content of macOS High Sierra 10.13 - Apple Support | af854a3a-2127-422b-91ae-364da2661108 | support.apple.com | Third Party Advisory |
| About the security content of iOS 11 - Apple Support | af854a3a-2127-422b-91ae-364da2661108 | support.apple.com | Third Party Advisory |
| lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450... | af854a3a-2127-422b-91ae-364da2661108 | lists.apache.org | |
| support.f5.com/csp/article/K03244804 | af854a3a-2127-422b-91ae-364da2661108 | support.f5.com | Third Party Advisory |
| About the security content of watchOS 4 - Apple Support | af854a3a-2127-422b-91ae-364da2661108 | support.apple.com | Third Party Advisory |
| Pony Mail! | MITRE | lists.apache.org | |
| Pony Mail! | MITRE | lists.apache.org | |
| 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.