CVE-2015-3310: Buffer Overflow
First published: Sun Apr 12 2015(Updated: )
Buffer overflow in the rc_mksid function in plugins/radius/util.c in Paul's PPP Package (ppp) 2.4.6 and earlier, when the PID for pppd is greater than 65535, allows remote attackers to cause a denial of service (crash) via a start accounting message to the RADIUS server.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/ppp | 2.4.9-1+1 2.4.9-1+1.1 2.5.0-1+2 | |
| Ubuntu | =12.04 | |
| Ubuntu | =14.04 | |
| Ubuntu | =14.10 | |
| Debian Linux | =7.0 | |
| Point-to-Point Protocol (PPP) | <=2.4.6 |
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Reference Links
- http://advisories.mageia.org/MGASA-2015-0173.html
- http://lists.opensuse.org/opensuse-updates/2015-11/msg00147.html
- http://www.debian.org/security/2015/dsa-3228
- http://www.mandriva.com/security/advisories?name=MDVSA-2015:222
- http://www.securityfocus.com/bid/74163
- http://www.ubuntu.com/usn/USN-2595-1
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=782450
- https://security.gentoo.org/glsa/201701-50
- https://www.openwall.com/lists/oss-security/2015/04/13/4
- https://bugs.debian.org/cgi-bin/bugreport.cgi?msg=17;filename=ppp_2.4.6-3.1-nmu.diff;att=1;bug=782450
- https://security-tracker.debian.org/tracker/CVE-2015-3310
- https://bugs.debian.org/782450
- https://security-tracker.debian.org/tracker/source-package/ppp
- http://wiki.debian.org/LTS/Development
- https://anonscm.debian.org/viewvc/secure-testing/data/dla-needed.txt?view=markup
- http://www.freexian.com/services/debian-lts.html
- http://debian-handbook.info/get/
Frequently Asked Questions
What is the severity of CVE-2015-3310?
CVE-2015-3310 has a severity rating that allows remote attackers to cause a denial of service, indicating a significant risk.
How do I fix CVE-2015-3310?
To fix CVE-2015-3310, upgrade to ppp version 2.4.9-1+1 or higher.
Which versions of ppp are affected by CVE-2015-3310?
CVE-2015-3310 affects ppp versions 2.4.6 and earlier.
Can I be attacked remotely with CVE-2015-3310?
Yes, CVE-2015-3310 allows remote attackers to exploit the vulnerability.
What is the cause of the buffer overflow in CVE-2015-3310?
The buffer overflow in CVE-2015-3310 is caused by handling the PID for pppd when it exceeds 65535.
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- version/ubuntu/12.04
- version/ubuntu/14.04
- version/ubuntu/14.10
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- canonical/debian linux
- version/debian linux/7.0
- vendor/point-to-point protocol project
- canonical/point-to-point protocol (ppp)
- version/point-to-point protocol (ppp)/2.4.6