CVE-2016-4802 Path traversal in n/a
Local attackers can execute arbitrary code via DLL hijacking in cURL when SSPI or telnet is enabled.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2016-4802?
CVE-2016-4802 is a high-severity path traversal vulnerability in Haxx Curl, published on 24 Jun 2016. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Multiple untrusted search path vulnerabilities in cURL and libcurl before 7.49.1, when built with SSPI or telnet is enabled, allow local users to execute arbitrary code and conduct DLL hijacking attacks via a Trojan horse (1) security.dll, (2) secur32.dll, or (3) ws2_32.dll in the application or current working directory.
Weakness: CWE-264
Which versions are affected by CVE-2016-4802?
It affects 1 product.
Products include Haxx Curl.
How do I fix CVE-2016-4802?
Upgrade to a fixed version.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2016-4802 being exploited?
There is no known exploitation of CVE-2016-4802 in the wild and no public exploit code.
Other vulnerabilities in Haxx Curl
Sources
Also known as CURL-CVE-2016-4802, GHSA-7g2f-f5p3-7xg4.