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CVE-2021-4182

HIGH

7.5

Description

Crash in the RFC 7468 dissector in Wireshark 3.6.0 and 3.4.0 to 3.4.10 allows denial of service via packet injection or crafted capture file

CVE Details

CVSS v3.1 Score7.5

SeverityHIGH

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published12/30/2021

Last Modified11/3/2025

Sourcenvd

Honeypot Sightings0

Affected Products

fedoraproject:fedoraoracle:http_serveroracle:zfs_storage_appliance_kitwireshark:wireshark

Weaknesses (CWE)

CWE-835

References

https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-4182.json(cve@gitlab.com)

https://gitlab.com/wireshark/wireshark/-/issues/17801(cve@gitlab.com)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Q6XGBKWSQFCVYUN4ZK3O3NJIFP3OAFVT/(cve@gitlab.com)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R5AEK3XTOIOGCGUILUFISMGX54YJXWGJ/(cve@gitlab.com)

https://security.gentoo.org/glsa/202210-04(cve@gitlab.com)

https://www.oracle.com/security-alerts/cpuapr2022.html(cve@gitlab.com)

https://www.wireshark.org/security/wnpa-sec-2021-20.html(cve@gitlab.com)

https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-4182.json(af854a3a-2127-422b-91ae-364da2661108)

https://gitlab.com/wireshark/wireshark/-/issues/17801(af854a3a-2127-422b-91ae-364da2661108)

https://lists.debian.org/debian-lts-announce/2024/09/msg00049.html(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Q6XGBKWSQFCVYUN4ZK3O3NJIFP3OAFVT/(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R5AEK3XTOIOGCGUILUFISMGX54YJXWGJ/(af854a3a-2127-422b-91ae-364da2661108)

https://security.gentoo.org/glsa/202210-04(af854a3a-2127-422b-91ae-364da2661108)

https://www.oracle.com/security-alerts/cpuapr2022.html(af854a3a-2127-422b-91ae-364da2661108)

https://www.wireshark.org/security/wnpa-sec-2021-20.html(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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