CVE-2018-6758: The uwsgi_expand_path function in core/utils.c in Unbit uWSGI through 2.0.15 has a stack-based buffer overflow via a large directory length

Critical severity · published Feb 6, 2018

CVE-2018-6758

The uwsgi_expand_path function in core/utils.c in Unbit uWSGI through 2.0.15 has a stack-based buffer overflow via a large directory length

9.8

CVSS

EPSS

On KEV

Description

The uwsgi_expand_path function in core/utils.c in Unbit uWSGI through 2.0.15 has a stack-based buffer overflow via a large directory length.

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack vector

Network

Complexity

Low

Privileges

None

User interaction

None

Confidentiality

High

Integrity

High

Availability

High

Scope

Unchanged

Exploitation

Is it being used?

Exploit prediction (EPSS)2.0% · higher than 81% of CVEs

Exploited in the wildNo evidence yet

CISA KEVNot listed

Ransomware campaign useNot known

Affected products

Which versions

Uwsgi · Unbit

through 2.0.15 · source: NVD

Affected product

Uwsgi

Unbit

All Uwsgi CVEs

References

NVD

https://nvd.nist.gov/vuln/detail/CVE-2018-6758

CVE.org

https://www.cve.org/CVERecord?id=CVE-2018-6758

Issue Tracking

http://lists.unbit.it/pipermail/uwsgi/2018-February/008835.html

Patch

https://github.com/unbit/uwsgi/commit/cb4636f7c0af2e97a4eef7a3cdcbd85a71247bfe

Third Party Advisory

https://lists.debian.org/debian-lts-announce/2018/02/msg00010.html