Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS : nginx vulnerabilities (USN-3812-1)

The remote Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-3812-1 advisory. It was discovered that nginx incorrectly handled the HTTP/2 implementation. A remote attacker could possibly use this issue to...

USN-3812-1: nginx vulnerabilities

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...

CVE-2018-16844

nginx before versions 1.15.6 and 1.14.1 has a vulnerability in the implementation of HTTP/2 that can allow for excessive CPU usage. This issue affects nginx compiled with the ngxhttpv2module not compiled by default if the 'http2' option of the 'listen' directive is used in a configuration file...

CVE-2018-16843

nginx before versions 1.15.6 and 1.14.1 has a vulnerability in the implementation of HTTP/2 that can allow for excessive memory consumption. This issue affects nginx compiled with the ngxhttpv2module not compiled by default if the 'http2' option of the 'listen' directive is used in a configuratio...

Design/Logic Flaw

nginx before versions 1.15.6 and 1.14.1 has a vulnerability in the implementation of HTTP/2 that can allow for excessive memory consumption. This issue affects nginx compiled with the ngxhttpv2module not compiled by default if the 'http2' option of the 'listen' directive is used in a configuratio...

Default configuration

nginx before versions 1.15.6 and 1.14.1 has a vulnerability in the implementation of HTTP/2 that can allow for excessive CPU usage. This issue affects nginx compiled with the ngxhttpv2module not compiled by default if the 'http2' option of the 'listen' directive is used in a configuration file...

CVE-2018-16843

nginx before versions 1.15.6 and 1.14.1 has a vulnerability in the implementation of HTTP/2 that can allow for excessive memory consumption. This issue affects nginx compiled with the ngxhttpv2module not compiled by default if the 'http2' option of the 'listen' directive is used in a configuratio...

CVE-2018-16844

nginx before versions 1.15.6 and 1.14.1 has a vulnerability in the implementation of HTTP/2 that can allow for excessive CPU usage. This issue affects nginx compiled with the ngxhttpv2module not compiled by default if the 'http2' option of the 'listen' directive is used in a configuration file...

CVE-2018-16844

nginx before versions 1.15.6 and 1.14.1 has a vulnerability in the implementation of HTTP/2 that can allow for excessive CPU usage. This issue affects nginx compiled with the ngxhttpv2module not compiled by default if the 'http2' option of the 'listen' directive is used in a configuration file...

CVE-2018-16843

nginx before versions 1.15.6 and 1.14.1 has a vulnerability in the implementation of HTTP/2 that can allow for excessive memory consumption. This issue affects nginx compiled with the ngxhttpv2module not compiled by default if the 'http2' option of the 'listen' directive is used in a configuratio...

CVE-2018-16844

nginx before versions 1.15.6 and 1.14.1 has a vulnerability in the implementation of HTTP/2 that can allow for excessive CPU usage. This issue affects nginx compiled with the ngxhttpv2module not compiled by default if the 'http2' option of the 'listen' directive is used in a configuration file...

CVE-2018-16844

CVE-2018-16844 affects nginx before versions 1.15.6 and 1.14.1 where HTTP/2 implementation can cause excessive CPU usage when nginx is built with the ngx_http_v2_module and the listen directive uses http2. The issue is triggered by HTTP/2 handling and is report-backed across multiple providers (D...

Excessive memory usage in HTTP/2

Excessive memory usage in HTTP/2 Severity: low CVE-2018-16843 Not vulnerable: 1.15.6+, 1.14.1+ Vulnerable: 1.9.5-1.15.5...

CVE-2018-16843

CVE-2018-16843 affects nginx before 1.15.6 and 1.14.1, where HTTP/2 implementation vulnerabilities in ngx_http_v2_module (if http2 is enabled) can cause excessive memory usage. Connected advisories also reference related CVEs (16844/16845) and show multiple distributions (Debian, Fedora/Red Hat, ...

CVE-2018-16843

nginx before versions 1.15.6 and 1.14.1 has a vulnerability in the implementation of HTTP/2 that can allow for excessive memory consumption. This issue affects nginx compiled with the ngxhttpv2module not compiled by default if the 'http2' option of the 'listen' directive is used in a configuratio...

Excessive CPU usage in HTTP/2

Excessive CPU usage in HTTP/2 Severity: low CVE-2018-16844 Not vulnerable: 1.15.6+, 1.14.1+ Vulnerable: 1.9.5-1.15.5...

CVE-2018-16843

nginx before versions 1.15.6 and 1.14.1 has a vulnerability in the implementation of HTTP/2 that can allow for excessive memory consumption. This issue affects nginx compiled with the ngxhttpv2module not compiled by default if the 'http2' option of the 'listen' directive is used in a configuratio...

CVE-2018-16844

nginx before versions 1.15.6 and 1.14.1 has a vulnerability in the implementation of HTTP/2 that can allow for excessive CPU usage. This issue affects nginx compiled with the ngxhttpv2module not compiled by default if the 'http2' option of the 'listen' directive is used in a configuration file...

CVE-2018-16843

nginx before versions 1.15.6 and 1.14.1 has a vulnerability in the implementation of HTTP/2 that can allow for excessive memory consumption. This issue affects nginx compiled with the ngxhttpv2module not compiled by default if the 'http2' option of the 'listen' directive is used in a configuratio...

FreeBSD : NGINX -- Multiple vulnerabilities (84ca56be-e1de-11e8-bcfd-00e04c1ea73d)

NGINX Team reports : Two security issues were identified in nginx HTTP/2 implementation, which might cause excessive memory consumption CVE-2018-16843 and CPU usage CVE-2018-16844. The issues affect nginx compiled with the ngxhttpv2module not compiled by default if the 'http2' option of the...