8.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
6.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
Debian Security Advisory DSA-3625-1 [email protected]
https://www.debian.org/security/ Sebastien Delafond
July 22, 2016 https://www.debian.org/security/faq
Package : squid3
CVE ID : CVE-2016-4051 CVE-2016-4052 CVE-2016-4053 CVE-2016-4054
CVE-2016-4554 CVE-2016-4555 CVE-2016-4556
Debian Bug : 823968
Several security issues have been discovered in the Squid caching proxy.
CVE-2016-4051:
CESG and Yuriy M. Kaminskiy discovered that Squid cachemgr.cgi was
vulnerable to a buffer overflow when processing remotely supplied
inputs relayed through Squid.
CVE-2016-4052:
CESG discovered that a buffer overflow made Squid vulnerable to a
Denial of Service (DoS) attack when processing ESI responses.
CVE-2016-4053:
CESG found that Squid was vulnerable to public information
disclosure of the server stack layout when processing ESI responses.
CVE-2016-4054:
CESG discovered that Squid was vulnerable to remote code execution
when processing ESI responses.
CVE-2016-4554:
Jianjun Chen found that Squid was vulnerable to a header smuggling
attack that could lead to cache poisoning and to bypass of
same-origin security policy in Squid and some client browsers.
CVE-2016-4555, CVE-2016-4556:
"bfek-18" and "@vftable" found that Squid was vulnerable to a Denial
of Service (DoS) attack when processing ESI responses, due to
incorrect pointer handling and reference counting.
For the stable distribution (jessie), these problems have been fixed in
version 3.4.8-6+deb8u3.
For the testing (stretch) and unstable (sid) distributions, these
problems have been fixed in version 3.5.19-1.
We recommend that you upgrade your squid3 packages.
Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/
Mailing list: [email protected]
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Debian | 8 | armhf | squid3 | < 3.4.8-6+deb8u3 | squid3_3.4.8-6+deb8u3_armhf.deb |
Debian | 7 | amd64 | squid-cgi | < 3.1.20-2.2+deb7u5 | squid-cgi_3.1.20-2.2+deb7u5_amd64.deb |
Debian | 8 | i386 | squid3 | < 3.4.8-6+deb8u3 | squid3_3.4.8-6+deb8u3_i386.deb |
Debian | 7 | i386 | squidclient | < 3.1.20-2.2+deb7u5 | squidclient_3.1.20-2.2+deb7u5_i386.deb |
Debian | 8 | arm64 | squidclient | < 3.4.8-6+deb8u3 | squidclient_3.4.8-6+deb8u3_arm64.deb |
Debian | 8 | ppc64el | squid-cgi | < 3.4.8-6+deb8u3 | squid-cgi_3.4.8-6+deb8u3_ppc64el.deb |
Debian | 8 | mipsel | squid3 | < 3.4.8-6+deb8u3 | squid3_3.4.8-6+deb8u3_mipsel.deb |
Debian | 8 | amd64 | squid-purge | < 3.4.8-6+deb8u3 | squid-purge_3.4.8-6+deb8u3_amd64.deb |
Debian | 8 | kfreebsd-i386 | squid-purge | < 3.4.8-6+deb8u3 | squid-purge_3.4.8-6+deb8u3_kfreebsd-i386.deb |
Debian | 7 | armhf | squid3-dbg | < 3.1.20-2.2+deb7u5 | squid3-dbg_3.1.20-2.2+deb7u5_armhf.deb |
8.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
6.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P