Vulnerability CVE-2021-39923
Published: 2021-11-19

Description:
NULL pointer exception in the IPPUSB dissector in Wireshark 3.4.0 to 3.4.9 allows denial of service via packet injection or crafted capture file

Type:

CWE-476

 (NULL Pointer Dereference)

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Wireshark -> Wireshark 

 References:
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39923.json
https://gitlab.com/wireshark/wireshark/-/issues/17705
https://www.wireshark.org/security/wnpa-sec-2021-15.html
Copyright 2024, cxsecurity.com

 

Back to Top