CVE-2018-6558
Fscrypt PAM Privilege Escalation Vulnerability
Description
The pam_fscrypt module in fscrypt before 0.2.4 may incorrectly restore primary and supplementary group IDs to the values associated with the root user, which allows attackers to gain privileges via a successful login through certain applications that use Linux-PAM (aka pam).
INFO
Published Date :
Aug. 23, 2018, 7:29 p.m.
Last Modified :
Oct. 3, 2019, 12:03 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
2.8
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2018-6558.
| URL | Resource |
|---|---|
| https://github.com/google/fscrypt/commit/3022c1603d968c22f147b4a2c49c4637dd1be91b | Patch Third Party Advisory |
| https://github.com/google/fscrypt/commit/315f9b042237200174a1fb99427f74027e191d66 | Patch Third Party Advisory |
| https://github.com/google/fscrypt/issues/77 | Issue Tracking Third Party Advisory |
| https://launchpad.net/bugs/1787548 | Issue Tracking Patch Third Party Advisory |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2018-6558 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2018-6558 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CWE Remap by [email protected]
Oct. 03, 2019
Action Type Old Value New Value Changed CWE CWE-264 CWE-264 NVD-CWE-noinfo -
Initial Analysis by [email protected]
Oct. 30, 2018
Action Type Old Value New Value Added CVSS V2 (AV:N/AC:M/Au:S/C:N/I:P/A:P) Added CVSS V3 AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N Changed Reference Type https://github.com/google/fscrypt/issues/77 No Types Assigned https://github.com/google/fscrypt/issues/77 Issue Tracking, Third Party Advisory Changed Reference Type https://launchpad.net/bugs/1787548 No Types Assigned https://launchpad.net/bugs/1787548 Issue Tracking, Patch, Third Party Advisory Changed Reference Type https://github.com/google/fscrypt/commit/315f9b042237200174a1fb99427f74027e191d66 No Types Assigned https://github.com/google/fscrypt/commit/315f9b042237200174a1fb99427f74027e191d66 Patch, Third Party Advisory Changed Reference Type https://github.com/google/fscrypt/commit/3022c1603d968c22f147b4a2c49c4637dd1be91b No Types Assigned https://github.com/google/fscrypt/commit/3022c1603d968c22f147b4a2c49c4637dd1be91b Patch, Third Party Advisory Added CWE CWE-264 Added CPE Configuration OR *cpe:2.3:a:google:fscrypt:*:*:*:*:*:*:*:* versions up to (excluding) 0.2.4
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2018-6558 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2018-6558
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.11 }} 0.01%
score
0.43390
percentile