SB2021111737 - Multiple vulnerabilities in Wireshark
Published: November 17, 2021 Updated: December 11, 2021
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 9 secuirty vulnerabilities.
1) Infinite loop (CVE-ID: CVE-2021-39923)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to infinite loop in the PNRP dissector. A remote attacker can send specially crafted packets through the application, consume all available system resources and perform a denial of service (DoS) attack.2) Infinite loop (CVE-ID: CVE-2021-39924)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to infinite loop in the Bluetooth DHT dissector. A remote attacker can send specially crafted packets through the application, consume all available system resources and perform a denial of service (DoS) attack.
3) Input validation error (CVE-ID: CVE-2021-39929)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation in the Bluetooth DHT dissector. A remote attacker can send specially crafted packets through the application and perform a denial of service (DoS) attack.
4) Input validation error (CVE-ID: CVE-2021-39920)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation in the IPPUSB dissector. A remote attacker can send specially crafted packets through the application and perform a denial of service (DoS) attack.
5) Input validation error (CVE-ID: CVE-2021-39921)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation in the Modbus dissector. A remote attacker can send specially crafted packets through the application and perform a denial of service (DoS) attack.
6) Input validation error (CVE-ID: CVE-2021-39928)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation in the IEEE 802.11 dissector. A remote attacker can send specially crafted packets through the application and perform a denial of service (DoS) attack.
7) Input validation error (CVE-ID: CVE-2021-39922)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation in the C12.22 dissector. A remote attacker can send specially crafted packets through the application and perform a denial of service (DoS) attack.
8) Input validation error (CVE-ID: CVE-2021-39925)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation in the Bluetooth SDP dissector. A remote attacker can send specially crafted packets through the application and perform a denial of service (DoS) attack.
9) Input validation error (CVE-ID: CVE-2021-39926)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation in the Bluetooth HCI_ISO dissector. A remote attacker can send specially crafted packets through the application and perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://www.wireshark.org/security/wnpa-sec-2021-11.html
- https://www.wireshark.org/security/wnpa-sec-2021-10.html
- https://www.wireshark.org/security/wnpa-sec-2021-07.html
- https://www.wireshark.org/security/wnpa-sec-2021-15.html
- https://www.wireshark.org/security/wnpa-sec-2021-14.html
- https://www.wireshark.org/security/wnpa-sec-2021-13.html
- https://www.wireshark.org/security/wnpa-sec-2021-12.html
- https://www.wireshark.org/security/wnpa-sec-2021-09.html
- https://www.wireshark.org/security/wnpa-sec-2021-08.html