CVE-2019-9209: Buffer Overflow
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 Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
debian/wiresharkto a version that resolves this vulnerability.Fixed in 3.4.10-0+deb11u1Fixed in 3.4.16-0+deb11u1Fixed in 4.0.17-0+deb12u1Fixed in 4.0.11-1~deb12u1Fixed in 4.4.3-1 - Upgrade
Upgrade
alpine/wiresharkto a version that resolves this vulnerability.Fixed in 2.6.7-r0
Event History
Frequently Asked Questions
What is the severity of CVE-2019-9209?
CVE-2019-9209 is classified as a moderate severity vulnerability due to its potential to crash the Wireshark application.
How do I fix CVE-2019-9209?
To fix CVE-2019-9209, update to Wireshark versions 3.4.10, 3.4.16, 4.0.17, 4.0.11, or 4.4.3.
Which versions of Wireshark are affected by CVE-2019-9209?
Versions of Wireshark from 2.4.0 to 2.4.12 and from 2.6.0 to 2.6.6 are affected by CVE-2019-9209.
What impact does CVE-2019-9209 have on users?
CVE-2019-9209 can cause the Wireshark application to crash when processing certain ASN.1 BER data.
Is CVE-2019-9209 an issue in specific operating systems?
CVE-2019-9209 affects Wireshark on various operating systems including Debian and Ubuntu.