python-urllib3: ReDoS in the parsing of authority part of URL

A flaw was found in python-urllib3. When provided with a URL containing many @ characters in the authority component, the authority's regular expression exhibits catastrophic backtracking. This flaw causes a denial of service if a URL is passed as a parameter or redirected via an HTTP redirect. T...

python-urllib3: ReDoS in the parsing of authority part of URL

A flaw was found in python-urllib3. When provided with a URL containing many @ characters in the authority component, the authority's regular expression exhibits catastrophic backtracking. This flaw causes a denial of service if a URL is passed as a parameter or redirected via an HTTP redirect. T...

Catastrophic backtracking in URL authority parser when passed URL containing many @ characters

Impact When provided with a URL containing many @ characters in the authority component the authority regular expression exhibits catastrophic backtracking causing a denial of service if a URL were passed as a parameter or redirected to via an HTTP redirect. Patches The issue has been fixed in...

GHSA-Q2Q7-5PP4-W6PG Catastrophic backtracking in URL authority parser when passed URL containing many @ characters

Impact When provided with a URL containing many @ characters in the authority component the authority regular expression exhibits catastrophic backtracking causing a denial of service if a URL were passed as a parameter or redirected to via an HTTP redirect. Patches The issue has been fixed in...

PT-2021-6018

Name of the Vulnerable Software and Affected Versions urllib3 versions prior to 1.26.5 Description The issue is related to an HTTP client vulnerability in Python urllib3, which is associated with uncontrolled resource consumption. Exploitation of the vulnerability may allow a remote attacker to...

DEBIAN-CVE-2016-9179

lynx: It was found that Lynx doesn't parse the authority component of the URL correctly when the host name part ends with '?', and could instead be tricked into connecting to a different host...