USN-3812-1: nginx vulnerabilities
Severity
Medium
Vendor
Canonical Ubuntu
Description
It was discovered that nginx incorrectly handled the HTTP/2 implementation. A remote attacker could possibly use this issue to cause excessive memory consumption, leading to a denial of service. This issue only affected Ubuntu 16.04 LTS, Ubuntu 18.04 LTS and Ubuntu 18.10. (CVE-2018-16843)
Gal Goldshtein discovered that nginx incorrectly handled the HTTP/2 implementation. A remote attacker could possibly use this issue to cause excessive CPU usage, leading to a denial of service. This issue only affected Ubuntu 16.04 LTS, Ubuntu 18.04 LTS and Ubuntu 18.10. (CVE-2018-16844)
It was discovered that nginx incorrectly handled the ngx_http_mp4_module module. A remote attacker could possibly use this issue with a specially crafted mp4 file to cause nginx to crash, stop responding, or access arbitrary memory. (CVE-2018-16845)
CVEs contained in this USN include: CVE-2018-16843, CVE-2018-16844, CVE-2018-16845
Affected VMware Products and Versions
Severity is medium unless otherwise noted.
- Pivotal Operations Manager is vulnerable in the following releases:
- 2.3.x versions prior to 2.3.6
- 2.2.x versions prior to 2.2.10
- 2.1.x versions prior to 2.1.19
Mitigation
Users of affected versions should apply the following mitigation:
- Releases that have fixed this issue include:
- Pivotal Operations Manager: 2.3.6, 2.2.10, 2.1.19