CVE-2021-4190 — Excessive Iteration in Wireshark

CWE-834 — Excessive IterationCWE-20 — Improper Input ValidationCWE-772 — Missing Release of Resource after Effective Lifetime9 documents7 sources
Severity
7.5HIGHNVD
EPSS
0.1%
top 68.97%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
WiresharkWireshark Foundation WiresharkFedoraproject Fedora
Timeline
PublishedDec 30
Latest updateDec 31

Description

Large loop in the Kafka dissector in Wireshark 3.6.0 allows denial of service via packet injection or crafted capture file

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages3 packages

▶NVDwireshark/wireshark3.4.0 — 3.4.12+1
▶Debianwireshark/wireshark< 3.4.16-0+deb11u1+3

Also affects: Fedora 34, 35

Patches

Patch: gitlab.com ↗Patch: gitlab.com ↗

🔴Vulnerability Details

3
GHSA
GHSA-pmc4-9968-jrp7: Large loop in the Kafka dissector in Wireshark 3↗2021-12-31
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CVEList
CVE-2021-4190: Large loop in the Kafka dissector in Wireshark 3↗2021-12-30
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OSV
CVE-2021-4190: Large loop in the Kafka dissector in Wireshark 3↗2021-12-30
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📋Vendor Advisories

5
Red Hat
wireshark: Kafka dissector infinite loop↗2021-12-29
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Microsoft
Large loop in the Kafka dissector in Wireshark 3.6.0 allows denial of service via packet injection or crafted capture file↗2021-12-14
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Microsoft
Microsoft SharePoint Server Spoofing Vulnerability↗2021-09-14
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Microsoft
Microsoft SharePoint Server Spoofing Vulnerability↗2021-09-14
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Debian
CVE-2021-4190: wireshark - Large loop in the Kafka dissector in Wireshark 3.6.0 allows denial of service vi...↗2021
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CVE-2021-4190 — Excessive Iteration in Wireshark | cvebase