CVE-2017-11742

Name: CVE-2017-11742
Creator: NVD / NIST
Published: 2017-07-30T14:29:00.207+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 0.47%

Last modified Jun 17, 2026

CVE-2017-11742 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 0.47% chance of exploitation in the next 30 days.

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.

Metrics

EPSS Probability

0.47%

37.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-426

Affected Software

Vendor	Product	Versions
Libexpat Project	Libexpat	2.2.1
Libexpat Project	Libexpat	2.2.2

References

http://www.securityfocus.com/bid/100147Third Party Advisory, VDB Entry
https://github.com/libexpat/libexpat/issues/82Issue Tracking, Patch, Third Party Advisory
http://www.securityfocus.com/bid/100147Third Party Advisory, VDB Entry
https://github.com/libexpat/libexpat/issues/82Issue Tracking, Patch, Third Party Advisory

Timeline

Published: Jul 30, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-11742?

How severe is CVE-2017-11742?

Severity scoring for CVE-2017-11742 is pending analysis. The EPSS model estimates a 0.47% probability of exploitation in the next 30 days.

How do I fix CVE-2017-11742?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-11742?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST