CVE-2014-9140: Buffer Overflow
First published: Fri Dec 05 2014(Updated: )
Buffer overflow in the ppp_hdlc function in print-ppp.c in tcpdump 4.6.2 and earlier allows remote attackers to cause a denial of service (crash) cia a crafted PPP packet.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Tcpdump | <=4.6.2 |
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Reference Links
- http://advisories.mageia.org/MGASA-2014-0511.html
- http://lists.apple.com/archives/security-announce/2015/Aug/msg00001.html
- http://lists.opensuse.org/opensuse-updates/2015-03/msg00084.html
- http://packetstormsecurity.com/files/130730/tcpdump-Denial-Of-Service-Code-Execution.html
- http://seclists.org/tcpdump/2014/q4/72
- http://www.debian.org/security/2014/dsa-3086
- http://www.debian.org/security/2015/dsa-3193
- http://www.mandriva.com/security/advisories?name=MDVSA-2014:240
- http://www.mandriva.com/security/advisories?name=MDVSA-2015:125
- http://www.securityfocus.com/archive/1/534829/100/0/threaded
- http://www.securityfocus.com/bid/71468
- http://www.ubuntu.com/usn/USN-2433-1
- https://github.com/the-tcpdump-group/tcpdump/commit/0f95d441e4b5d7512cc5c326c8668a120e048eda
- https://support.apple.com/kb/HT205031
Frequently Asked Questions
What is the severity of CVE-2014-9140?
CVE-2014-9140 is classified as a high severity vulnerability due to its potential to cause a denial of service.
How do I fix CVE-2014-9140?
To fix CVE-2014-9140, upgrade tcpdump to version 4.6.3 or later.
Who is affected by CVE-2014-9140?
CVE-2014-9140 affects tcpdump versions 4.6.2 and earlier, particularly in Red Hat distributions.
What is the impact of CVE-2014-9140?
The impact of CVE-2014-9140 is a denial of service that can crash the tcpdump application when processing a crafted PPP packet.
Is CVE-2014-9140 exploitable remotely?
Yes, CVE-2014-9140 is remotely exploitable, allowing attackers to send specially crafted PPP packets to trigger the vulnerability.
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- version/tcpdump/4.6.2