CVE-2019-9209

Severity: medium (CVSS 5.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.4% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2019-02-28 · updated 2026-06-17
Weakness: CWE-193

Description

In Wireshark 2.4.0 to 2.4.12 and 2.6.0 to 2.6.6, the ASN.1 BER and related dissectors could crash. This was addressed in epan/dissectors/packet-ber.c by preventing a buffer overflow associated with excessive digits in time values.

Affected products

Canonical Ubuntu Linux: 16.04, 18.04, 18.10
Debian Linux: 8.0, 9.0
openSUSE Leap: 15.0, 15.1, 42.3
Wireshark Foundation Wireshark: from 2.4.0 through 2.4.12; from 2.6.0 through 2.6.6

References

http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00007.html
http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00027.html
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.html
http://www.securityfocus.com/bid/107203
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=15447
https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=f8fbe9f934d65b2694fa74622e5eb2e1dc8cd20b
https://lists.debian.org/debian-lts-announce/2019/03/msg00031.html
https://seclists.org/bugtraq/2019/Mar/35
https://usn.ubuntu.com/3986-1/
https://www.debian.org/security/2019/dsa-4416
https://www.wireshark.org/security/wnpa-sec-2019-06.html
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00007.html

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