PT-2018-18058 · Wireshark+4 · Wireshark+4

Jakub Zawadzki · Published 2018-02-23 · Updated 2024-06-15 · CVE-2018-7418

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Wireshark versions 2.2.0 through 2.2.12 Wireshark versions 2.4.0 through 2.4.4

Description The issue concerns a denial of service (crash) that can be caused by a malformed packet trace file. This is due to a problem in the SIGCOMP dissector. The crash occurs because of incorrect extraction of the length value.

Recommendations For Wireshark versions 2.2.0 through 2.2.12, update to a version where the SIGCOMP dissector issue is fixed. For Wireshark versions 2.4.0 through 2.4.4, update to a version where the SIGCOMP dissector issue is fixed. As a temporary workaround, consider avoiding the use of the SIGCOMP dissector until a patch is available.

Fix

Related Identifiers

ALT-PU-2018-1290

ALT-PU-2018-2487

CESA-2020_1047

CVE-2018-7418

DLA-1353-1

DLA-1634-1

MGASA-2018-0151

OPENSUSE-SU-2024:11513-1

RHSA-2020:1047

RHSA-2020_1047

SUSE-SU-2018:0811-1

SUSE-SU-2018:0867-1

Affected Products

Alt Linux

Centos

Red Hat

Suse

Wireshark

References · 381

• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7747 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-7321 · Security Note
• https://wireshark.org/security/wnpa-sec-2018-13.html · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7746 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-7323 · Security Note
• https://cve.org/CVERecord?id=CVE-2018-7418 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-9347 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-9258 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-7328 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-7325 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-11354 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-9766 · Security Note
• https://ubuntu.com/security/CVE-2018-7418 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-9345 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-7330 · Security Note