Vulnerability Description
mime_header.cc in Squid before 3.5.18 allows remote attackers to bypass intended same-origin restrictions and possibly conduct cache-poisoning attacks via a crafted HTTP Host header, aka a "header smuggling" issue.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Oracle | Linux | 6 |
| Squid-Cache | Squid | <= 3.5.17 |
| Canonical | Ubuntu Linux | 12.04 |
Related Weaknesses (CWE)
References
- 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.debian.org/security/2016/dsa-3625
- http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.hThird Party Advisory
- http://www.securitytracker.com/id/1035769Third Party Advisory
- http://www.squid-cache.org/Advisories/SQUID-2016_8.txtVendor Advisory
- http://www.squid-cache.org/Versions/v3/3.1/changesets/SQUID-2016_8.patchPatch
- http://www.squid-cache.org/Versions/v3/3.2/changesets/SQUID-2016_8.patchPatch
- http://www.squid-cache.org/Versions/v3/3.3/changesets/SQUID-2016_8.patchPatch
- http://www.squid-cache.org/Versions/v3/3.4/changesets/SQUID-2016_8.patchPatch
- http://www.squid-cache.org/Versions/v3/3.5/changesets/SQUID-2016_8.patchPatch
- http://www.ubuntu.com/usn/USN-2995-1Third Party Advisory
- https://access.redhat.com/errata/RHSA-2016:1138
- https://access.redhat.com/errata/RHSA-2016:1139
FAQ
What is CVE-2016-4554?
CVE-2016-4554 is a vulnerability with a CVSS score of 8.6 (HIGH). mime_header.cc in Squid before 3.5.18 allows remote attackers to bypass intended same-origin restrictions and possibly conduct cache-poisoning attacks via a crafted HTTP Host header, aka a "header smu...
How severe is CVE-2016-4554?
CVE-2016-4554 has been rated HIGH with a CVSS base score of 8.6/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2016-4554?
Check the references section above for vendor advisories and patch information. Affected products include: Oracle Linux, Squid-Cache Squid, Canonical Ubuntu Linux.