CVE-2016-4450
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…
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 16.4%, higher than 97% of all known CVEs. Patch or mitigate before the next change window.
Description
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.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 16.38% probability · 97th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-476
- Affected
- canonical/ubuntu linux · f5/nginx · debian/debian linux
- Source
- secalert@redhat.com
EPSS 16.4% since 4 November 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- http://mailman.nginx.org/pipermail/nginx-announce/2016/000179.htmlVendor Advisory
- http://www.debian.org/security/2016/dsa-3592Third Party Advisory
- http://www.securityfocus.com/bid/90967Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1036019Third Party Advisory, VDB Entry
- http://www.ubuntu.com/usn/USN-2991-1Third Party Advisory
- https://access.redhat.com/errata/RHSA-2016:1425Third Party Advisory
- https://security.gentoo.org/glsa/201606-06Third Party Advisory
- http://mailman.nginx.org/pipermail/nginx-announce/2016/000179.htmlVendor Advisory
- http://www.debian.org/security/2016/dsa-3592Third Party Advisory
- http://www.securityfocus.com/bid/90967Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1036019Third Party Advisory, VDB Entry
- http://www.ubuntu.com/usn/USN-2991-1Third Party Advisory
- https://access.redhat.com/errata/RHSA-2016:1425Third Party Advisory
- https://security.gentoo.org/glsa/201606-06Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.