Buffer overflow in Squid-cache Squid
CVE-2016-3947
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) o…
Vulnerability class: Buffer Overflow
EPSS: 0.754 (98.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.2 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H.
Affected products
- Squid-cache Squid — versions 4.0.1, 4.0.2, 4.0.3
- Canonical Ubuntu_linux — versions 12.04, 14.04, 15.10
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (x_refsource_CONFIRM, Patch)
- GLSA-201607-01 (vendor-advisory, x_refsource_GENTOO)
- SUSE-SU-2016:1996 (vendor-advisory, x_refsource_SUSE)
- cve@mitre.org (x_refsource_CONFIRM, US Government Resource, Patch, Third Party Advisory)
- cve@mitre.org (x_refsource_CONFIRM, Vendor Advisory)
- USN-2995-1 (x_refsource_UBUNTU, vendor-advisory)
- cve@mitre.org (x_refsource_CONFIRM, Patch)
- 1035457 (vdb-entry, x_refsource_SECTRACK)
- openSUSE-SU-2016:2081 (vendor-advisory, x_refsource_SUSE)
- SUSE-SU-2016:2089 (vendor-advisory, x_refsource_SUSE)
Frequently asked questions
- What is CVE-2016-3947?
- CVE-2016-3947 is a high-severity vulnerability in Squid-cache Squid, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.2/10. Published 2016-04-07.
- How severe is CVE-2016-3947?
- High severity. CVSS v3 base score is 8.2 out of 10.