[SECURITY] [DLA 2853-1] ruby2.3 security update

----------------------------------------------------------------------- Debian LTS Advisory DLA-2853-1 [email protected] https://www.debian.org/lts/security/ Utkarsh Gupta December 27, 2021 https://wiki.debian.org/LTS -...

Debian DLA-2853-1 : ruby2.3 - LTS security update

The remote Debian 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the dla-2853 advisory. - Date.parse in the date gem through 3.2.0 for Ruby allows ReDoS regular expression Denial of Service via a long string. The fixed versions are 3.2.1, 3.1.2, 3.0.2...

Denial Of Service (DoS)

ruby is vulnerable to denial of service.The vulnerability exists due to cookie prefix spoofing in CGI::Cookie.parse, which allows an attacker to crash the application by providing a malicious input...

rubygem-cgi -- cookie prefix spoofing in CGI::Cookie.parse

oooooooq reports: The old versions of CGI::Cookie.parse applied URL decoding to cookie names. An attacker could exploit this vulnerability to spoof security prefixes in cookie names, which may be able to trick a vulnerable application. By this fix, CGI::Cookie.parse no longer decodes cookie names...