CVE-2018-7420 — Allocation of Resources Without Limits or Throttling in Wireshark

CWE-770 — Allocation of Resources Without Limits or Throttling7 documents6 sources
Severity
7.5HIGHNVD
EPSS
2.0%
top 16.23%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
WiresharkDebian WiresharkDebian Linux
Timeline
PublishedFeb 23
Latest updateMay 13

Description

In Wireshark 2.2.0 to 2.2.12 and 2.4.0 to 2.4.4, the pcapng file parser could crash. This was addressed in wiretap/pcapng.c by adding a block-size check for sysdig event blocks.

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/wireshark2.2.0 — 2.2.12+1

Also affects: Debian Linux 7.0, 8.0

🔴Vulnerability Details

2
GHSA
GHSA-97j6-895v-6fwj: In Wireshark 2↗2022-05-13
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OSV
CVE-2018-7420: In Wireshark 2↗2018-02-23
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📋Vendor Advisories

2
Red Hat
wireshark: Pcapng file parser crash in pcapng.c↗2018-02-08
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Debian
CVE-2018-7420: wireshark - In Wireshark 2.2.0 to 2.2.12 and 2.4.0 to 2.4.4, the pcapng file parser could cr...↗2018
▶

💬Community

2
Bugzilla
CVE-2018-7420 wireshark: Pcapng file parser crash in pcapng.c↗2018-02-26
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Bugzilla
CVE-2018-7420 wireshark: Pcapng file parser crash in pcapng.c [fedora-all]↗2018-02-26
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