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CVE-2018-14343

Good to know:

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Date: July 18, 2018

In Wireshark 2.6.0 to 2.6.1, 2.4.0 to 2.4.7, and 2.2.0 to 2.2.15, the ASN.1 BER dissector could crash. This was addressed in epan/dissectors/packet-ber.c by ensuring that length values do not exceed the maximum signed integer.

Language: C

Severity Score

Related Resources (11)

https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=9402f2f80c6bc7d25178a0875c5a1f5ee36361db
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.html
https://nvd.nist.gov/vuln/detail/CVE-2018-14343
http://www.securitytracker.com/id/1041608
https://people.canonical.com/~ubuntu-security/cve/CVE-2018-14343
https://www.wireshark.org/security/wnpa-sec-2018-37.html
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14682
https://security-tracker.debian.org/tracker/CVE-2018-14343
http://www.securityfocus.com/bid/104847
https://lists.debian.org/debian-lts-announce/2018/07/msg00045.html
https://www.mend.io/vulnerability-database/CVE-2018-14343

Severity Score

Weakness Type (CWE)

Integer Overflow or Wraparound

CWE-190

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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