Vulnerability Description
The buffer_slow_realign function in HAProxy 1.5.x before 1.5.14 and 1.6-dev does not properly realign a buffer that is used for pending outgoing data, which allows remote attackers to obtain sensitive information (uninitialized memory contents of previous requests) via a crafted request.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Debian | Debian Linux | 8.0 |
| Haproxy | Haproxy | 1.5 |
| Canonical | Ubuntu Linux | 14.10 |
| Opensuse | Openstack Cloud | 5 |
| Opensuse | Opensuse | 13.2 |
| Suse | Linux Enterprise High Availability Extension | 12 |
| Redhat | Enterprise Linux Desktop | 7.0 |
| Redhat | Enterprise Linux Server | 7.0 |
| Redhat | Enterprise Linux Server Aus | 7.3 |
| Redhat | Enterprise Linux Server Eus | 7.1 |
| Redhat | Enterprise Linux Server Tus | 7.3 |
| Redhat | Enterprise Linux Workstation | 7.0 |
Related Weaknesses (CWE)
References
- http://git.haproxy.org/?p=haproxy-1.5.git%3Ba=commit%3Bh=7ec765568883b2d4e5a2796
- http://lists.opensuse.org/opensuse-security-announce/2015-10/msg00001.htmlMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2015-10/msg00023.htmlMailing ListThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2015-1741.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2015-2666.htmlThird Party Advisory
- http://www.debian.org/security/2015/dsa-3301Third Party Advisory
- http://www.haproxy.org/news.htmlPatchVendor Advisory
- http://www.securityfocus.com/bid/75554Third Party AdvisoryVDB Entry
- http://www.ubuntu.com/usn/USN-2668-1Third Party Advisory
- http://git.haproxy.org/?p=haproxy-1.5.git%3Ba=commit%3Bh=7ec765568883b2d4e5a2796
- http://lists.opensuse.org/opensuse-security-announce/2015-10/msg00001.htmlMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2015-10/msg00023.htmlMailing ListThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2015-1741.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2015-2666.htmlThird Party Advisory
- http://www.debian.org/security/2015/dsa-3301Third Party Advisory
FAQ
What is CVE-2015-3281?
CVE-2015-3281 is a vulnerability with a CVSS score of 5.0 (MEDIUM). The buffer_slow_realign function in HAProxy 1.5.x before 1.5.14 and 1.6-dev does not properly realign a buffer that is used for pending outgoing data, which allows remote attackers to obtain sensitive...
How severe is CVE-2015-3281?
CVE-2015-3281 has been rated MEDIUM with a CVSS base score of 5.0/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2015-3281?
Check the references section above for vendor advisories and patch information. Affected products include: Debian Debian Linux, Haproxy Haproxy, Canonical Ubuntu Linux, Opensuse Openstack Cloud, Opensuse Opensuse.