CVE-2016-3947

HIGH

Description

Heap-based buffer overflow in the Icmp6::Recv function in icmp/Icmp6.cc in the pinger utility in Squid before 3.5.16 and 4.x before 4.0.8 allows remote servers to cause a denial of service (performance degradation or transition failures) or write sensitive information to log files via an ICMPv6 packet.

References

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00010.html

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00040.html

http://lists.opensuse.org/opensuse-updates/2016-08/msg00069.html

http://www.securitytracker.com/id/1035457

http://www.squid-cache.org/Advisories/SQUID-2016_3.txt

http://www.squid-cache.org/Versions/v3/3.1/changesets/squid-3.1-10495.patch

http://www.squid-cache.org/Versions/v3/3.2/changesets/squid-3.2-11839.patch

http://www.squid-cache.org/Versions/v3/3.3/changesets/squid-3.3-12694.patch

http://www.squid-cache.org/Versions/v3/3.4/changesets/squid-3.4-13232.patch

http://www.squid-cache.org/Versions/v3/3.5/changesets/squid-3.5-14015.patch

http://www.ubuntu.com/usn/USN-2995-1

https://security.gentoo.org/glsa/201607-01

Details

Source: MITRE

Published: 2016-04-07

Updated: 2016-11-28

Type: CWE-119

Risk Information

CVSS v2.0

Base Score: 7.5

Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

Impact Score: 6.4

Exploitability Score: 10

Severity: HIGH

CVSS v3.0

Base Score: 8.2

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H

Impact Score: 4.2

Exploitability Score: 3.9

Severity: HIGH