|Category:||Debian Local Security Checks|
|Title:||Debian LTS: Security Advisory for ruby-websocket-extensions (DLA-2334-1)|
|Summary:||The remote host is missing an update for the 'ruby-websocket-extensions'; package(s) announced via the DLA-2334-1 advisory.|
The remote host is missing an update for the 'ruby-websocket-extensions'
package(s) announced via the DLA-2334-1 advisory.
It was discovered that there was a denial of service vulnerability
in ruby-websocket-extensions, a library for managing long-lived HTTP
The parser took quadratic time when parsing a header containing an
unclosed string parameter value whose content is a repeating two-byte
sequence. This could be abused by an attacker to conduct a Regex
Denial Of Service (ReDoS) on a single-threaded server by providing a
malicious payload in the Sec-WebSocket-Extensions HTTP header.
'ruby-websocket-extensions' package(s) on Debian Linux.
For Debian 9 'Stretch', this problem has been fixed in version
We recommend that you upgrade your ruby-websocket-extensions packages.
Common Vulnerability Exposure (CVE) ID: CVE-2020-7663|
|Copyright||Copyright (C) 2020 Greenbone Networks GmbH|
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