CVE-2017-11742

CVSS V2 Medium 4.6 CVSS V3 High 7.8
Description
The writeRandomBytes_RtlGenRandom function in xmlparse.c in libexpat in Expat 2.2.1 and 2.2.2 on Windows allows local users to gain privileges via a Trojan horse ADVAPI32.DLL in the current working directory because of an untrusted search path, aka DLL hijacking.
Overview
  • CVE ID
  • CVE-2017-11742
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2017-07-30T14:29:00
  • Last Modified Date
  • 2017-08-09T18:55:24
Weakness Enumerations
CWE URL
CWE-426 http://cwe.mitre.org/data/definitions/426.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:a:libexpat_project:libexpat:2.2.1:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:libexpat_project:libexpat:2.2.2:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* 0 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:L/Au:N/C:P/I:P/A:P
  • Access Vector
  • LOCAL
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • PARTIAL
  • Base Score
  • 4.6
  • Severity
  • MEDIUM
  • Exploitability Score
  • 3.9
  • Impact Score
  • 6.4
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 7.8
  • Base Severity
  • HIGH
  • Exploitability Score
  • 1.8
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://github.com/libexpat/libexpat/issues/82 Issue Tracking Patch Third Party Advisory
http://www.securityfocus.com/bid/100147 Third Party Advisory VDB Entry
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2017-11742
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-11742
History
Created Old Value New Value Data Type Notes
2022-05-10 09:04:16 Added to TrackCVE
2022-12-02 19:11:03 2017-07-30T14:29Z 2017-07-30T14:29:00 CVE Published Date updated
2022-12-02 19:11:03 2017-08-09T18:55:24 CVE Modified Date updated
2022-12-02 19:11:03 Analyzed Vulnerability Status updated