CVE-2020-7044 — Out-of-bounds Read in Wireshark

CWE-125 — Out-of-bounds ReadCWE-193 — Off-by-one ErrorCWE-74 — InjectionCWE-20 — Improper Input ValidationCWE-347 — Improper Verification of Cryptographic Signature9 documents7 sources
Severity
7.5HIGHNVD
EPSS
0.7%
top 28.77%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
5
WiresharkFedoraproject FedoraOpensuse Leap+2 more
Timeline
PublishedJan 16
Latest updateMay 24

Description

In Wireshark 3.2.x before 3.2.1, the WASSP dissector could crash. This was addressed in epan/dissectors/packet-wassp.c by using >= and <= to resolve off-by-one errors.

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 Packages5 packages

▶NVDwireshark/wireshark3.2.0 — 3.2.1
▶Debianwireshark/wireshark< 3.2.1-1+3
▶NVDopensuse/leap15.1

Also affects: Fedora 30, 31, 32

Patches

Patch: bugs.wireshark.org ↗Patch: www.oracle.com ↗Patch: bugs.wireshark.org ↗

🔴Vulnerability Details

3
GHSA
GHSA-454x-hmf4-97vq: In Wireshark 3↗2022-05-24
▶
OSV
CVE-2020-7044: In Wireshark 3↗2020-01-16
▶
CVEList
CVE-2020-7044: In Wireshark 3↗2020-01-16
▶

📋Vendor Advisories

3
Red Hat
perl-App-cpanminus: Bypass of verification of signatures in CHECKSUMS files↗2021-11-23
▶
Red Hat
wireshark: WASSP dissector crash (wnpa-sec-2020-01)↗2020-01-15
▶
Debian
CVE-2020-7044: wireshark - In Wireshark 3.2.x before 3.2.1, the WASSP dissector could crash. This was addre...↗2020
▶

💬Community

2
Bugzilla
CVE-2020-7044 wireshark: WASSP dissector crash (wnpa-sec-2020-01)↗2020-01-30
▶
Bugzilla
CVE-2020-7044 wireshark: WASSP dissector crash (wnpa-sec-2020-01) [fedora-all]↗2020-01-30
▶
CVE-2020-7044 — Out-of-bounds Read in Wireshark | cvebase