CVE-2018-19519
First published: Sun Nov 25 2018(Updated: )
In tcpdump 4.9.2, a stack-based buffer over-read exists in the print_prefix function of print-hncp.c via crafted packet data because of missing initialization.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/tcpdump | <=4.99.0-2+deb11u1<=4.99.3-1<=4.99.5-1 | |
| tcpdump tcpdump | =4.9.2 |
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Reference Links
- http://www.securityfocus.com/bid/106098
- https://access.redhat.com/errata/RHSA-2019:3976
- https://github.com/zyingp/temp/blob/master/tcpdump.md
- https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44516
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/62XY42U6HY3H2APR5EHNWCZ7SAQNMMJN/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FNYXF3IY2X65IOD422SA6EQUULSGW7FN/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/R2UDPOSGVJQIYC33SQBXMDXHH4QDSDMU/
- https://usn.ubuntu.com/4252-1/
- https://usn.ubuntu.com/4252-2/
- https://launchpad.net/bugs/cve/CVE-2018-19519
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1735549
- https://access.redhat.com/security/cve/cve-2018-19519
- https://access.redhat.com/errata/RHSA-2020:1604
- https://bugzilla.redhat.com/show_bug.cgi?id=1655374
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/62XY42U6HY3H2APR5EHNWCZ7SAQNMMJN/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FNYXF3IY2X65IOD422SA6EQUULSGW7FN/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R2UDPOSGVJQIYC33SQBXMDXHH4QDSDMU/
- https://github.com/the-tcpdump-group/tcpdump/issues/763
- https://security-tracker.debian.org/tracker/CVE-2018-19519
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-19519
- https://nvd.nist.gov/vuln/detail/CVE-2018-19519
- https://ubuntu.com/security/CVE-2018-19519
Frequently Asked Questions
What is the severity of CVE-2018-19519?
The severity of CVE-2018-19519 is low.
How can I fix the CVE-2018-19519 vulnerability?
To fix the CVE-2018-19519 vulnerability, update tcpdump to version 4.9.3 or later.
Which versions of tcpdump are affected by CVE-2018-19519?
Tcpdump versions 4.9.2 and earlier are affected by CVE-2018-19519.
Where can I find more information about CVE-2018-19519?
You can find more information about CVE-2018-19519 at the following references: [1] [2] [3].
What is the affected software for CVE-2018-19519?
The affected software for CVE-2018-19519 is tcpdump 4.9.2.
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