CVE-2017-6967 Privilege escalation in n/a
Incorrect PAM session initialization in xrdp allows attackers to bypass security limits and potentially escalate privileges.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2017-6967?
CVE-2017-6967 is a high-severity vulnerability in n/a, published on 17 Mar 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
xrdp 0.9.1 calls the PAM function auth_start_session() in an incorrect location, leading to PAM session modules not being properly initialized, with a potential consequence of incorrect configurations or elevation of privileges, aka a pam_limits.so bypass.
Weakness: CWE-287
Which versions are affected by CVE-2017-6967?
It affects 1 product.
Products include Neutrinolabs Xrdp.
How do I fix CVE-2017-6967?
Apply the vendor's patch.
Is CVE-2017-6967 being exploited?
There is no known exploitation of CVE-2017-6967 in the wild and no public exploit code.
Other vulnerabilities in n/a
- CVE-2026-41252 xrdp: lib_palette_update Heap Buffer Overflow & RCE
- CVE-2026-32105 xrdp: RDP MAC signature (dataSignature) never verified on receive — integrity bypass in non-TLS mode
- CVE-2026-44178 xrdp: Channel Data Forwarding Fixed-Size Buffer Overflow
- CVE-2026-32107 xrdp: Fail-open privilege drop in sesexec — child processes may execute as root if setuid fails
- CVE-2026-33689 xrdp: Pre-authentication out-of-bounds reads in channel parsers
Sources
Also known as DEBIAN-CVE-2017-6967, DLA-872-1, GHSA-3fgq-wvwm-xq86, UBUNTU-CVE-2017-6967.