Resource exhaustion in Wireshark - CVE-2020-13164

Vulnerability identifier: #VU28181

CSH Severity: Medium

CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2020-13164

CWE-ID: CWE-400

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to application does not properly control consumption of internal resources in NFS dissector. A remote attacker can inject a malformed packet onto the wire or trick a victim to read a malformed packet trace file and perform a denial of service (DoS) attack.

Wireshark
Gentoo Linux
Ubuntu
Opensuse
openEuler
Fedora
wireshark (Alpine package)
tshark (Ubuntu package)
wireshark (Ubuntu package)
wireshark-qt (Ubuntu package)
wireshark-common (Ubuntu package)
wireshark-gtk (Ubuntu package)
libwireshark13 (Ubuntu package)
libwireshark11 (Ubuntu package)
wireshark
wireshark-debuginfo
wireshark-debugsource
wireshark-devel
wireshark-help

Install updates from vendor's website.

Wireshark - addressed in versions 2.6.17, 3.0.11, 3.2.4
wireshark (Alpine package) - update to 3.0.11-r0
tshark (Ubuntu package) - update to Ubuntu Pro
wireshark (Ubuntu package) - update to Ubuntu Pro
wireshark-qt (Ubuntu package) - update to Ubuntu Pro
wireshark-common (Ubuntu package) - update to Ubuntu Pro
wireshark-gtk (Ubuntu package) - update to Ubuntu Pro
libwireshark13 (Ubuntu package) - update to Ubuntu Pro
libwireshark11 (Ubuntu package) - update to Ubuntu Pro
wireshark - update to 2.6.2-9
wireshark-debuginfo - update to 2.6.2-9
wireshark-debugsource - update to 2.6.2-9
wireshark-devel - update to 2.6.2-9
wireshark-help - update to 2.6.2-9
wireshark - addressed in versions 3.2.4-1.fc31, 3.2.4-1.fc32

• https://www.wireshark.org/security/wnpa-sec-2020-08.html
• https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=16476
• https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=e6e98eab8e5e0bbc982cfdc808f2469d7cab6c5a

• Denial of service in Wireshark
• Gentoo update for Wireshark
• OpenSUSE Linux update for wireshark
• OpenSUSE Linux update for wireshark
• Resource exhaustion in wireshark (Alpine package)
• Ubuntu update for wireshark
• openEuler 20.03 LTS update for wireshark-2.6.2-7
• Fedora 31 update for wireshark
• Fedora 32 update for wireshark