CVE-2018-7337 — Improper Input Validation in Wireshark

CWE-20 — Improper Input Validation7 documents6 sources
Severity
7.5HIGHNVD
EPSS
0.7%
top 27.98%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
WiresharkDebian WiresharkDebian Linux
Timeline
PublishedFeb 23
Latest updateMay 13

Description

In Wireshark 2.4.0 to 2.4.4, the DOCSIS protocol dissector could crash. This was addressed in plugins/docsis/packet-docsis.c by removing the recursive algorithm that had been used for concatenated PDUs.

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages3 packages

▶debiandebian/wireshark< wireshark 2.4.5-1 (bookworm)
▶Debianwireshark/wireshark< 2.4.5-1+3
▶NVDwireshark/wireshark2.4.0 — 2.4.4

Also affects: Debian Linux 7.0

🔴Vulnerability Details

2
GHSA
GHSA-96x3-94mh-fx58: In Wireshark 2↗2022-05-13
▶
OSV
CVE-2018-7337: In Wireshark 2↗2018-02-23
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📋Vendor Advisories

2
Red Hat
wireshark: DOCSIS dissector crash in packet-docsis.c by injecting a malformed packet↗2018-02-19
▶
Debian
CVE-2018-7337: wireshark - In Wireshark 2.4.0 to 2.4.4, the DOCSIS protocol dissector could crash. This was...↗2018
▶

💬Community

2
Bugzilla
CVE-2018-7337 wireshark: DOCSIS dissector crash in packet-docsis.c by injecting a malformed packet [fedora-all]↗2018-02-26
▶
Bugzilla
CVE-2018-7337 wireshark: DOCSIS dissector crash in packet-docsis.c by injecting a malformed packet↗2018-02-26
▶