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...

UBUNTU-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-2020-7662

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-2020-7662

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...

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

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...

Regular Expression Denial of Service (ReDoS)

Overview websocket-extensions is a generic extension manager for WebSocket connections. Affected versions of this package are vulnerable to Regular Expression Denial of Service ReDoS. The EXTLIST variable within extension parser may take quadratic time when parsing literal backslash \ followed by...

UBUNTU-CVE-2020-10543

Perl before 5.30.3 on 32-bit platforms allows a heap-based buffer overflow because nested regular expression quantifiers have an integer overflow. An application written in Perl would only be vulnerable to this flaw if it evaluates regular expressions supplied by the attacker. Evaluating regular...

Node.js third-party modules: [wappalyzer] ReDoS allows an attacker to completely break Wappalyzer

Hello folks! please note that I'm reporting two different problematic regexes. module name: Wappalyzer version: 6.0.2 npm page: https://www.npmjs.com/package/wappalyzer Module Description Wappalyzer identifies technologies on websites. Module Stats Weekly downloads: 1,290 88 open issues 16 open...

Node.js third-party modules: [wappalyzer] ReDoS allows an attacker to completely break Wappalyzer

NOTE! Thanks for submitting a report! Please replace all the square sections below with the pertinent details. Remember, the more detail you provide, the easier it is for us to triage and respond quickly, so be sure to take your time filling out the report! I would like to report VULNERABILITY in...

PT-2020-6164 · Mongodb +1 · Mongodb Server +2

Name of the Vulnerable Software and Affected Versions: MongoDB Server versions prior to 3.6.21 MongoDB Server versions prior to 4.0.20 Description: A user authorized to perform database queries may trigger denial of service by issuing specially crafted queries containing a type of regex. This iss...

OpenJDK: Regular expression DoS in Scanner (Concurrency, 8236201)

Vulnerability in the Java SE, Java SE Embedded product of Oracle Java SE component: Concurrency. Supported versions that are affected are Java SE: 7u251, 8u241, 11.0.6 and 14; Java SE Embedded: 8u241. Easily exploitable vulnerability allows unauthenticated attacker with network access via multipl...

OpenJDK: Incorrect handling of empty string nodes in regular expression Parser (Scripting, 8223904)

Vulnerability in the Java SE, Java SE Embedded product of Oracle Java SE component: Scripting. Supported versions that are affected are Java SE: 8u241, 11.0.6 and 14; Java SE Embedded: 8u241. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple...

OpenJDK: Regular expression DoS in Scanner (Concurrency, 8236201)

Vulnerability in the Java SE, Java SE Embedded product of Oracle Java SE component: Concurrency. Supported versions that are affected are Java SE: 7u251, 8u241, 11.0.6 and 14; Java SE Embedded: 8u241. Easily exploitable vulnerability allows unauthenticated attacker with network access via multipl...

OpenJDK: Incorrect handling of empty string nodes in regular expression Parser (Scripting, 8223904)

Vulnerability in the Java SE, Java SE Embedded product of Oracle Java SE component: Scripting. Supported versions that are affected are Java SE: 8u241, 11.0.6 and 14; Java SE Embedded: 8u241. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple...

OpenJDK: Regular expression DoS in Scanner (Concurrency, 8236201)

Vulnerability in the Java SE, Java SE Embedded product of Oracle Java SE component: Concurrency. Supported versions that are affected are Java SE: 7u251, 8u241, 11.0.6 and 14; Java SE Embedded: 8u241. Easily exploitable vulnerability allows unauthenticated attacker with network access via multipl...

OpenJDK: Regular expression DoS in Scanner (Concurrency, 8236201)

Vulnerability in the Java SE, Java SE Embedded product of Oracle Java SE component: Concurrency. Supported versions that are affected are Java SE: 7u251, 8u241, 11.0.6 and 14; Java SE Embedded: 8u241. Easily exploitable vulnerability allows unauthenticated attacker with network access via multipl...

OpenJDK: Incorrect handling of empty string nodes in regular expression Parser (Scripting, 8223904)

Vulnerability in the Java SE, Java SE Embedded product of Oracle Java SE component: Scripting. Supported versions that are affected are Java SE: 8u241, 11.0.6 and 14; Java SE Embedded: 8u241. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple...

OpenJDK: Misplaced regular expression syntax error check in RegExpScanner (Scripting, 8223898)

Vulnerability in the Java SE, Java SE Embedded product of Oracle Java SE component: Scripting. Supported versions that are affected are Java SE: 8u241, 11.0.6 and 14; Java SE Embedded: 8u241. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple...