Buffer overflow in Unbit Uwsgi

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.

Vulnerability class: Buffer Overflow

EPSS: 0.020 (79.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Unbit Uwsgi
N/a — versions n/a

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

cve@mitre.org (mailing-list, x_refsource_MLIST, Third Party Advisory)
cve@mitre.org (Patch, x_refsource_MISC, Issue Tracking)
cve@mitre.org (Patch, x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2018-6758?: CVE-2018-6758 is a critical-severity vulnerability in Unbit Uwsgi, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2018-02-06.
How severe is CVE-2018-6758?: Critical severity. CVSS v3 base score is 9.8 out of 10.