CVE-2016-4450 Nginx Vulnerabilities

Medium

Vendor

nginx, Cloud Foundry

Versions Affected

• nginx before 1.10.1 and 1.11.x versions before 1.11.1
• Cloud Foundry staticfile buildpack prior to version 1.3.9
• Cloud Foundry cf-release prior to version 238

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.

Mitigation

Users are strongly encouraged to follow one of the mitigations below:

• Upgrade to Cloud Foundry version 238 or later
• Upgrade the Cloud Foundry staticfile buildpack to version 1.3.9 or later and restage all applications that use automated buildpack detection

References

• <https://vulners.com/cve/CVE-2016-4450&gt;