What’s Vulnerable › Vulnerabilities

CVE-2017-11742

• Severity: high (CVSS 7.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2017-07-30 · updated 2026-06-17
• Weakness: CWE-426

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.

Affected products

• libexpat project libexpat: 2.2.1, 2.2.2

References

• http://www.securityfocus.com/bid/100147
• https://github.com/libexpat/libexpat/issues/82
• http://www.securityfocus.com/bid/100147
• https://github.com/libexpat/libexpat/issues/82

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