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.
Published 2016-04-07 18:59:00
Updated 2016-11-28 20:14:19
Source MITRE
View at NVD,   CVE.org
Vulnerability category: OverflowDenial of service

Threat overview for CVE-2016-3947

Top countries where our scanners detected CVE-2016-3947
Top open port discovered on systems with this issue 80
IPs affected by CVE-2016-3947 317,914
Threat actors abusing to this issue? Yes
Find out if you* are affected by CVE-2016-3947!
*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2016-3947

1.69%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 87 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2016-3947

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
7.5
HIGH AV:N/AC:L/Au:N/C:P/I:P/A:P
10.0
6.4
NIST
8.2
HIGH CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
3.9
4.2
NIST

CWE ids for CVE-2016-3947

References for CVE-2016-3947

Products affected by CVE-2016-3947

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