CVE-2021-39921high

CVE-2021-39921

21Vexday Risk Score

Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.

ssvc Trackcvss 7.5epss 3.2%

probabilidade de exploração

3.2%top 13% das CVEs

exploração observada

nãonenhuma fonte reporta

NULL pointer exception in the Modbus 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

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Produtos afetados

Wireshark Foundation · Wireshark

Referências

https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39921.json https://gitlab.com/wireshark/wireshark/-/issues/17703 https://lists.debian.org/debian-lts-announce/2021/12/msg00015.html https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A6AJFIYIHS3TYDD2EBYBJ5KKE52X34BJ/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YEWTIRMC2MFQBZ2O5M4CJHJM4JPBHLXH/https://security.gentoo.org/glsa/202210-04 https://www.debian.org/security/2021/dsa-5019 https://www.wireshark.org/security/wnpa-sec-2021-14.html