CVE-2017-6967
Publication date 17 March 2017
Last updated 24 July 2024
Ubuntu priority
Cvss 3 Severity Score
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.
From the Ubuntu Security Team
It was discovered that PAM incorrectly initialized session modules. This could potentially bypass enforcement of limits.
Status
Package | Ubuntu Release | Status |
---|---|---|
xrdp | 22.04 LTS jammy |
Not affected
|
20.04 LTS focal |
Not affected
|
|
18.04 LTS bionic |
Not affected
|
|
16.04 LTS xenial |
Fixed 0.6.1-2ubuntu0.3+esm1
|
|
14.04 LTS trusty |
Fixed 0.6.0-1ubuntu0.1+esm1
|
|
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Get Ubuntu ProSeverity score breakdown
Parameter | Value |
---|---|
Base score | 7.3 · High |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | Low |
Integrity impact | Low |
Availability impact | Low |
Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L |
References
Related Ubuntu Security Notices (USN)
- USN-4815-1
- xrdp vulnerabilities
- 15 March 2021