CVE-2021-39924
moderate-risk
Published 2021-11-19
Large loop in the Bluetooth DHT dissector in Wireshark 3.4.0 to 3.4.9 and 3.2.0 to 3.2.17 allows denial of service via packet injection or crafted capture file
Do I need to act?
~
1.3% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.5/10
High
NETWORK
/ LOW complexity
Affected Products (4)
Affected Vendors
References (16)
Third Party Advisory
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39924.json
Third Party Advisory
https://security.gentoo.org/glsa/202210-04
Third Party Advisory
https://www.debian.org/security/2021/dsa-5019
Vendor Advisory
https://www.wireshark.org/security/wnpa-sec-2021-10.html
Third Party Advisory
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39924.json
Third Party Advisory
https://security.gentoo.org/glsa/202210-04
Third Party Advisory
https://www.debian.org/security/2021/dsa-5019
Vendor Advisory
https://www.wireshark.org/security/wnpa-sec-2021-10.html
40
/ 100
moderate-risk
Severity
26/34 · High
Exploitability
4/34 · Minimal
Exposure
10/34 · Low