CVE-2016-4450

moderate-risk
Published 2016-06-07

os/unix/ngx_files.c in nginx before 1.10.1 and 1.11.x before 1.11.1 allows remote attackers to cause a denial of service (NULL pointer dereference and worker process crash) via a crafted request, involving writing a client request body to a temporary file.

Do I need to act?

~
4.0% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.5/10 High
NETWORK / LOW complexity

Affected Products (6)

Affected Vendors

Debian Canonical F5

References (14)

Vendor Advisory http://mailman.nginx.org/pipermail/nginx-announce/2016/000179.html
Third Party Advisory http://www.debian.org/security/2016/dsa-3592
Third Party Advisory http://www.securityfocus.com/bid/90967
Third Party Advisory http://www.securitytracker.com/id/1036019
Third Party Advisory http://www.ubuntu.com/usn/USN-2991-1
Third Party Advisory https://access.redhat.com/errata/RHSA-2016:1425
Third Party Advisory https://security.gentoo.org/glsa/201606-06
Vendor Advisory http://mailman.nginx.org/pipermail/nginx-announce/2016/000179.html
Third Party Advisory http://www.debian.org/security/2016/dsa-3592
Third Party Advisory http://www.securityfocus.com/bid/90967
Third Party Advisory http://www.securitytracker.com/id/1036019
Third Party Advisory http://www.ubuntu.com/usn/USN-2991-1
Third Party Advisory https://access.redhat.com/errata/RHSA-2016:1425
Third Party Advisory https://security.gentoo.org/glsa/201606-06
46
/ 100
moderate-risk
Severity 26/34 · High
Exploitability 7/34 · Low
Exposure 13/34 · Low