Detections
Analytics

CVE-2016-4555

high

Description

client_side_request.cc in Squid 3.x before 3.5.18 and 4.x before 4.0.10 allows remote servers to cause a denial of service (crash) via crafted Edge Side Includes (ESI) responses.

References

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

http://www.securitytracker.com/id/1035770

http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html

http://www.openwall.com/lists/oss-security/2016/05/06/5

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

https://euvd.enisa.europa.eu/vulnerability/EUVD-2016-5542

https://access.redhat.com/errata/RHSA-2016:1140

https://access.redhat.com/errata/RHSA-2016:1139

http://www.squid-cache.org/Versions/v3/3.5/changesets/SQUID-2016_9.patch

http://www.squid-cache.org/Versions/v3/3.4/changesets/SQUID-2016_9.patch

http://www.squid-cache.org/Advisories/SQUID-2016_9.txt

http://www.openwall.com/lists/oss-security/2016/05/06/3

http://www.debian.org/security/2016/dsa-3625

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

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

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

http://bugs.squid-cache.org/show_bug.cgi?id=4455

Details

Source: Mitre, NVD

Published: 2016-05-10

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

Severity: Medium

CVSS v3

Base Score: 7.5

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

Severity: High

EPSS

EPSS: 0.18174