CVE-2021-3629

CVSS v3 Score
5.9
Medium
CVSS v2 Score
4.3
Medium

Vulnerability Description

A flaw was found in Undertow. A potential security issue in flow control handling by the browser over http/2 may potentially cause overhead or a denial of service in the server. The highest threat from this vulnerability is availability. This flaw affects Undertow versions prior to 2.0.40.Final and prior to 2.2.11.Final.

CVSS:5.9(Medium)

cipso_v4_validate in include/net/cipso_ipv4.h in the Linux kernel before 3.11.7, when CONFIG_NETLABEL is disabled, allows attackers to cause a denial of service (infinite loop and crash), as demonstra...

CVSS:5.9(Medium)

uws is a WebSocket server library. By sending a 256mb websocket message to a uws server instance with permessage-deflate enabled, there is a possibility used compression will shrink said 256mb down to...

CVSS:5.9(Medium)

The state-machine implementation in OpenSSL 1.1.0 before 1.1.0a allocates memory before checking for an excessive length, which might allow remote attackers to cause a denial of service (memory consum...

CVSS:5.9(Medium)

A denial of service flaw was found in dovecot before 2.2.34. An attacker able to generate random SNI server names could exploit TLS SNI configuration lookups, leading to excessive memory usage and the...

CVSS:5.9(Medium)

Nes is a websocket extension library for hapi. Hapi is a webserver framework. Versions below and including 6.4.0 have a denial of service vulnerability via an invalid Cookie header. This is only prese...

CVSS:5.9(Medium)

If named is configured to use Response Policy Zones (RPZ) an error processing some rule types can lead to a condition where BIND will endlessly loop while handling a query. Affects BIND 9.9.10, 9.10.5...