Multiple vulnerabilities in Wireshark

Description

Multiple vulnerabilities were found in Wireshark. Malicious users can exploit these vulnerabilities to cause denial of service.

Below is a complete list of vulnerabilities:

1. Denial of service vulnerability in IEEE 802.11 dissector can be exploited via special crafted packet to cause denial of service.
2. Denial of service vulnerability in Bluetooth DHT dissector can be exploited via special crafted packet to cause denial of service.
3. Denial of service vulnerability in Modbuss dissector can be exploited via special crafted packet to cause denial of service.
4. Denial of service vulnerability in C12.22 dissector can be exploited via special crafted packet to cause denial of service.
5. Denial of service vulnerability in Bluetooth SDP dissector can be exploited via special crafted packet to cause denial of service.
6. Denial of service vulnerability in PNRP dissector can be exploited via special crafted packet to cause denial of service.

Fiches de renseignement originales

• Bluetooth DHT dissector large loop

• Bluetooth DHT dissector crash
• Bluetooth SDP dissector crash
• IEEE 802.11 dissector crash
• C12.22 dissector crash
• Modbus dissector crash
• PNRP dissector large loop

Exploitation

Public exploits exist for this vulnerability.

Produits associés

• Wireshark

Liste CVE

• CVE-2021-39928
  critical
• CVE-2021-39924
  critical
• CVE-2021-39921
  critical
• CVE-2021-39922
  critical
• CVE-2021-39929
  critical
• CVE-2021-39925
  critical
• CVE-2021-39923
  critical

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