CVE-2021-40839

CVE-2021-40839 affects the rencode package for Python up to 1.0.6, where an infinite loop in typecode decoding (e.g., via ;\x2f\x7f) enables a remote CPU/memory‑consuming attack. The vulnerability is documented across multiple advisories and vendor notes; several distributions issued patches (e.g...

py39-rencode -- infinite loop that could lead to Denial of Service

NIST reports: The rencode package through 1.0.6 for Python allows an infinite loop in typecode decoding such as via ;\x2f\x7f, enabling a remote attack that consumes CPU and memory...

Inefficient Regular Expression Complexity in nervjs/taro

✍️ Description A ReDoS regular expression denial of service flaw was found in the @tarojs/helper package. An attacker that is able to provide crafted input as url may cause an application to consume an excessive amount of CPU. 🕵️‍♂️ Proof of Concept Create the following poc.mjs // PoC.mjs import...

Inefficient Regular Expression Complexity in x-neuron/antdfront

✍️ Description A ReDoS regular expression denial of service flaw was found in the antdFront package. An attacker that is able to provide crafted input to the isUrlinput function may cause an application to consume an excessive amount of CPU. 🕵️‍♂️ Proof of Concept Create the following poc.mjs //...

Inefficient Regular Expression Complexity in vuelidate/vuelidate

✍️ Description A ReDoS regular expression denial of service flaw was found in the @vuelidate/validators package. An attacker that is able to provide crafted input to the urlinput function may cause an application to consume an excessive amount of CPU. 🕵️‍♂️ Proof of Concept Create the following...

UBUNTU-CVE-2021-3737

A flaw was found in python. An improperly handled HTTP response in the HTTP client code of python may allow a remote attacker, who controls the HTTP server, to make the client script enter an infinite loop, consuming CPU time. The highest threat from this vulnerability is to system availability...

Inefficient Regular Expression Complexity in ramda/ramda

✍️ Description A ReDoS regular expression denial of service flaw was found in the ramda package. An attacker that is able to provide crafted input to the trim function may cause an application to consume an excessive amount of CPU. Similar attack ref: https://nvd.nist.gov/vuln/detail/CVE-2020-7753...

Inefficient Regular Expression Complexity in axios/axios

✍️ Description A ReDoS regular expression denial of service flaw was found in the axios package. An attacker that is able to provide crafted input to the trim function may cause an application to consume an excessive amount of CPU. Similar attack ref: https://nvd.nist.gov/vuln/detail/CVE-2020-7753...

Updated spice packages fix security vulnerability

Updated spice packages fix security vulnerability: A flaw was found in spice in versions before 0.14.92. A DoS tool might make it easier for remote attackers to cause a denial of service CPU consumption by performing many renegotiations within a single connection CVE-2021-20201...

CVE-2021-38387

In Contiki 3.0, a Telnet server that silently quits before disconnection with clients leads to connected clients entering an infinite loop and waiting forever, which may cause excessive CPU consumption...

Design/Logic Flaw

In Contiki 3.0, a Telnet server that silently quits before disconnection with clients leads to connected clients entering an infinite loop and waiting forever, which may cause excessive CPU consumption...

CVE-2021-38387

CVE-2021-38387 affects Contiki 3.0, where a Telnet server that exits silently before disconnecting can cause connected clients to enter an infinite loop, leading to excessive CPU consumption. The available documents identify the vulnerable component as the Telnet server in Contiki 3.0 and describ...

CVE-2021-38387

In Contiki 3.0, a Telnet server that silently quits before disconnection with clients leads to connected clients entering an infinite loop and waiting forever, which may cause excessive CPU consumption...

CVE-2021-26423

An infinite loop error was found in ASP.NET when processing WebSocket frames. The exploitation of this issue can cause high CPU resource consumption. The highest threat from this vulnerability is to system availability...

CVE-2021-38311

In Contiki 3.0, potential nonterminating acknowledgment loops exist in the Telnet service. When the negotiated options are already disabled, servers still respond to DONT and WONT requests with WONT or DONT commands, which may lead to infinite acknowledgment loops, denial of service, and excessiv...

CVE-2021-38311

In Contiki 3.0, potential nonterminating acknowledgment loops exist in the Telnet service. When the negotiated options are already disabled, servers still respond to DONT and WONT requests with WONT or DONT commands, which may lead to infinite acknowledgment loops, denial of service, and excessiv...

Design/Logic Flaw

In Contiki 3.0, potential nonterminating acknowledgment loops exist in the Telnet service. When the negotiated options are already disabled, servers still respond to DONT and WONT requests with WONT or DONT commands, which may lead to infinite acknowledgment loops, denial of service, and excessiv...

CVE-2021-38311

In Contiki 3.0, potential nonterminating acknowledgment loops exist in the Telnet service. When the negotiated options are already disabled, servers still respond to DONT and WONT requests with WONT or DONT commands, which may lead to infinite acknowledgment loops, denial of service, and excessiv...

CVE-2021-38311

In Contiki 3.0, the Telnet service contains a vulnerability that can cause nonterminating acknowledgment loops. When negotiation options are already disabled, the server may still respond to DONT and WONT requests with WONT or DONT commands, which can lead to infinite acknowledgment loops, denial...

Denial of Service

Overview SheetJS Pro through 0.16.9 allows attackers to cause a denial of service CPU consumption via a crafted .xlsx document that is mishandled when read by xlsx.js. Recommendation Upgrade to version 0.17.0 or later References - GitHub Advisory - CVE...