CVE-2016-3947
HIGH severity · CVSS 8.2 · Memory corruption
8.2CVSS HIGH
Summary
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.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactNone
Integrity impactLow
Availability impactHigh
Exploit probability (EPSS)14%
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: http://www.squid-cache.org/Versions/v3/3.1/changesets/squid-3.1-10495.patch ↗
Additional information
- NVD record
- http://www.squid-cache.org/Versions/v3/3.1/changesets/squid-3.1-10495.patchPatch
- http://www.squid-cache.org/Versions/v3/3.2/changesets/squid-3.2-11839.patchPatch
- http://www.squid-cache.org/Versions/v3/3.3/changesets/squid-3.3-12694.patchPatch
- http://www.squid-cache.org/Advisories/SQUID-2016_3.txtAdvisory
- 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