Vulnerability Details : CVE-2019-3689
The nfs-utils package in SUSE Linux Enterprise Server 12 before and including version 1.3.0-34.18.1 and in SUSE Linux Enterprise Server 15 before and including version 2.1.1-6.10.2 the directory /var/lib/nfs is owned by statd:nogroup. This directory contains files owned and managed by root. If statd is compromised, it can therefore trick processes running with root privileges into creating/overwriting files anywhere on the system.
Exploit prediction scoring system (EPSS) score for CVE-2019-3689
Probability of exploitation activity in the next 30 days: 1.34%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 85 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2019-3689
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
10.0
|
HIGH | AV:N/AC:L/Au:N/C:C/I:C/A:C |
10.0
|
10.0
|
NIST |
5.1
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L |
2.5
|
2.5
|
SUSE |
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2019-3689
-
During installation, installed file permissions are set to allow anyone to modify those files.Assigned by:
- meissner@suse.de (Secondary)
- nvd@nist.gov (Primary)
References for CVE-2019-3689
-
https://bugzilla.suse.com/show_bug.cgi?id=1150733
Bug 1150733 – VUL-0: CVE-2019-3689: nfs-utils: root-owned files stored in insecure /var/lib/nfsIssue Tracking;Patch;Vendor Advisory
-
https://git.linux-nfs.org/?p=steved/nfs-utils.git;a=commitdiff;h=fee2cc29e888f2ced6a76990923aef19d326dc0e
git.linux-nfs.org Git - steved/nfs-utils.git/commitdiffThird Party Advisory
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http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00006.html
[security-announce] openSUSE-SU-2019:2435-1: moderate: Security update fVendor Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00071.html
[security-announce] openSUSE-SU-2019:2408-1: moderate: Security update fVendor Advisory
-
https://lists.debian.org/debian-lts-announce/2019/10/msg00026.html
[SECURITY] [DLA 1965-1] nfs-utils security updateThird Party Advisory
-
https://usn.ubuntu.com/4400-1/
USN-4400-1: nfs-utils vulnerability | Ubuntu security notices | UbuntuThird Party Advisory
Products affected by CVE-2019-3689
- cpe:2.3:a:linux-nfs:nfs-utils:*:*:*:*:*:*:*:*
- cpe:2.3:a:linux-nfs:nfs-utils:*:*:*:*:*:*:*:*