nfs-utils: root-owned files stored in insecure /var/lib/nfs directory
CVE-2019-3689

5.1MEDIUM

Key Information:

Vendor

Suse
Status
Suse Linux Enterprise Server 12
Suse Linux Enterprise Server 15
Vendor
CVE Published:
19 September 2019

What is 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.

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Affected Version(s)

SUSE Linux Enterprise Server 12 before and including version 1.3.0-34.18.1

SUSE Linux Enterprise Server 15 before and including version 2.1.1-6.10.2

References

https://bugzilla.suse.com/show_bug.cgi?id=1150733
x_refsource_CONFIRM
https://lists.debian.org/debian-lts-announce/2019/10/msg0...
mailing-listx_refsource_MLIST
http://lists.opensuse.org/opensuse-security-announce/2019...
vendor-advisoryx_refsource_SUSE

CVSS V3.1

Score:
5.1
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Malte Kraus of SUSE
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