Vulnerability Monitor

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CVE-2017-11742

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.

Published

2017-07-30T14:29:00.207

Last Modified

2025-04-20T01:37:25.860

Status

Deferred

Source

[email protected]

Severity

CVSSv3.0: 7.8 (HIGH)

CVSSv2 Vector

AV:L/AC:L/Au:N/C:P/I:P/A:P

Access Vector: LOCAL
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

3.9

Impact Score

6.4

Weaknesses

Type: Primary
CWE-426

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	libexpat_project	libexpat	2.2.1	Yes
Application	libexpat_project	libexpat	2.2.2	Yes
Operating System	microsoft	windows	-	No

References

http://www.securityfocus.com/bid/100147 Third Party Advisory, VDB Entry ([email protected])
https://github.com/libexpat/libexpat/issues/82 Issue Tracking, Patch, Third Party Advisory ([email protected])
http://www.securityfocus.com/bid/100147 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/libexpat/libexpat/issues/82 Issue Tracking, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)