CVE-2020-7662

CVE-2020-7662 affects the websocket-extensions npm module prior to 0.1.4. The vulnerability arises from the extension parser, which may enter exponential/regex backtracking on a header like Sec-WebSocket-Extensions with an unclosed string containing a repeating two-byte sequence, causing a Denial...

CVE-2020-7663

The CVE-2020-7663 issue affects the ruby-websocket-extensions library (prior to 0.1.5). The parser can take quadratic time when processing a Sec-WebSocket-Extensions header containing an unclosed string parameter value with a repeating two‑byte sequence (backslash and a character), enabling Regex...

CVE-2020-7663

websocket-extensions ruby module prior to 0.1.5 allows Denial of Service DoS via Regex Backtracking. The extension parser may take quadratic time when parsing a header containing an unclosed string parameter value whose content is a repeating two-byte sequence of a backslash and some other...

CVE-2020-7663

websocket-extensions ruby module prior to 0.1.5 allows Denial of Service DoS via Regex Backtracking. The extension parser may take quadratic time when parsing a header containing an unclosed string parameter value whose content is a repeating two-byte sequence of a backslash and some other...

CVE-2020-7663

websocket-extensions ruby module prior to 0.1.5 allows Denial of Service DoS via Regex Backtracking. The extension parser may take quadratic time when parsing a header containing an unclosed string parameter value whose content is a repeating two-byte sequence of a backslash and some other...

CVE-2020-7663: Undefined Security Weakness

websocket-extensions ruby module prior to 0.1.5 allows Denial of Service DoS via Regex Backtracking. The extension parser may take quadratic time when parsing a header containing an unclosed string parameter value whose content is a repeating two-byte sequence of a backslash and some other...

PT-2020-19690

Name of the Vulnerable Software and Affected Versions websocket-extensions npm module versions prior to 0.1.4 Description The issue allows for Denial of Service DoS via Regex Backtracking. An attacker can exploit this by sending a malicious payload with the Sec-WebSocket-Extensions header, causin...

CVE-2020-7662: Undefined Security Weakness

websocket-extensions npm module prior to 0.1.4 allows Denial of Service DoS via Regex Backtracking. The extension parser may take quadratic time when parsing a header containing an unclosed string parameter value whose content is a repeating two-byte sequence of a backslash and some other...

python: DOS via regular expression catastrophic backtracking in apop() method in pop3lib

A flaw was found in the way catastrophic backtracking was implemented in python's pop3lib's apop method. An attacker could use this flaw to cause denial of service...

python: DOS via regular expression backtracking in difflib.IS_LINE_JUNK method in difflib

A flaw was found in the way catastrophic backtracking was implemented in python's difflib.ISLINEJUNK method. An attacker could use this flaw to cause denial of service...

PYSEC-2020-155

Waitress version 1.4.2 allows a DOS attack When waitress receives a header that contains invalid characters. When a header like "Bad-header: xxxxxxxxxxxxxxx\x10" is received, it will cause the regular expression engine to catastrophically backtrack causing the process to use 100% CPU time and...

CVE-2020-5236

Waitress version 1.4.2 allows a DOS attack When waitress receives a header that contains invalid characters. When a header like "Bad-header: xxxxxxxxxxxxxxx\x10" is received, it will cause the regular expression engine to catastrophically backtrack causing the process to use 100% CPU time and...

ALPINE-CVE-2019-16201

WEBrick::HTTPAuth::DigestAuth in Ruby through 2.4.7, 2.5.x through 2.5.6, and 2.6.x through 2.6.4 has a regular expression Denial of Service cause by looping/backtracking. A victim must expose a WEBrick server that uses DigestAuth to the Internet or a untrusted network...

DEBIAN-CVE-2014-4720

Email::Address module before 1.904 for Perl uses an inefficient regular expression, which allows remote attackers to cause a denial of service CPU consumption via vectors related to "backtracking into the phrase," a different vulnerability than CVE-2014-0477...

DEBIAN-CVE-2014-3538

file before 5.19 does not properly restrict the amount of data read during a regex search, which allows remote attackers to cause a denial of service CPU consumption via a crafted file that triggers backtracking during processing of an awk rule. NOTE: this vulnerability exists because of an...

CVE-2014-3538

file before 5.19 does not properly restrict the amount of data read during a regex search, which allows remote attackers to cause a denial of service CPU consumption via a crafted file that triggers backtracking during processing of an awk rule. NOTE: this vulnerability exists because of an...

CVE-2014-3538: Undefined Security Weakness

file before 5.19 does not properly restrict the amount of data read during a regex search, which allows remote attackers to cause a denial of service CPU consumption via a crafted file that triggers backtracking during processing of an awk rule. NOTE: this vulnerability exists because of an...

DEBIAN-CVE-2013-4287

Algorithmic complexity vulnerability in Gem::Version::VERSIONPATTERN in lib/rubygems/version.rb in RubyGems before 1.8.23.1, 1.8.24 through 1.8.25, 2.0.x before 2.0.8, and 2.1.x before 2.1.0, as used in Ruby 1.9.0 through 2.0.0p247, allows remote attackers to cause a denial of service CPU...

DEBIAN-CVE-2013-4363

Algorithmic complexity vulnerability in Gem::Version::ANCHOREDVERSIONPATTERN in lib/rubygems/version.rb in RubyGems before 1.8.23.2, 1.8.24 through 1.8.26, 2.0.x before 2.0.10, and 2.1.x before 2.1.5, as used in Ruby 1.9.0 through 2.0.0p247, allows remote attackers to cause a denial of service CP...

PT-2013-4937

Name of the Vulnerable Software and Affected Versions RubyGems versions 1.8.24 through 1.8.25 RubyGems versions 2.0.x through 2.0.7 RubyGems versions 2.1.x through 2.1.0 RubyGems version 1.8.23 and earlier Description The issue allows remote attackers to cause a denial of service via a crafted ge...