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Fencer Vulns
medium 6.3

CVE-2022-4345 json

Infinite loops in the BPv6, OpenFlow, and Kafka protocol dissectors in Wireshark 4.0.0 to 4.0.1 and 3.6.0 to 3.6.9 allows denial of service…

published 2023-01-12 3 y ago modified 2026-06-17 4 mo ago also EUVD-2022-51698

cvss
6.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.7%
EPSS 0.7% chance of exploitation in 30 days, percentile 53%
public exploits
0
none known

Summary

Infinite loops in the BPv6, OpenFlow, and Kafka protocol dissectors in Wireshark 4.0.0 to 4.0.1 and 3.6.0 to 3.6.9 allows denial of service via packet injection or crafted capture file

Patch / fix

  • wireshark wireshark 3.6.10, 4.0.2
  • wireshark Debian 14, Debian 13, Debian 12 4.0.2-1

debian advisories DEBIAN-CVE-2022-4345

  • wireshark SLES for SAP 15 SP3, SLES for SAP 15 SP2, SLES for SAP 15 SP1 +17 more 3.6.11-150000.3.83.1

suse advisories SUSE-SU-2023:0343-1

  • wireshark openSUSE Tumbleweed 4.0.3-2.1

opensuse advisories openSUSE-SU-2024:12647-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2022-4345 updated cvss 6.3

wireshark: multiple (BPv6, OpenFlow, and Kafka protocol) dissector infinite loops

  • Red Hat Enterprise Linux 6 wireshark, wireshark-gnome Red Hat Enterprise Linux 7 wireshark, wireshark-gnome Red Hat Enterprise Linux 8 wireshark, wireshark-cli Red Hat Enterprise Linux 9 wireshark, wireshark-cli
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
19 mo ago

Exploit prediction

0.69% chance of exploitation in the next 30 days, higher than 53% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 6.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
NVD 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Affected products

  • Wireshark Foundation Wireshark

Classification

Weakness
  • CWE-835 Loop with Unreachable Exit Condition

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.