Buffer overflow in PPP - CVE-2015-3310
Published: April 24, 2015 / Updated: July 28, 2020
Vulnerability identifier: #VU32425
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2015-3310
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote non-authenticated attacker to perform service disruption.
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.
Affected software
PPP
Gentoo Linux
ppp (Alpine package)
Gentoo Linux
ppp (Alpine package)
How to mitigate CVE-2015-3310
Install update from vendor's website.
PPP - update to 2.4.7
ppp (Alpine package) - update to 2.4.5-r8
ppp (Alpine package) - update to 2.4.5-r8
External References
- 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