Vulnerability Description
Libgcrypt before 1.6.5 does not properly perform elliptic-point curve multiplication during decryption, which makes it easier for physically proximate attackers to extract ECDH keys by measuring electromagnetic emanations.
CVSS Score
LOW
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Gnupg | Libgcrypt | <= 1.6.4 |
| Debian | Debian Linux | 7.0 |
| Canonical | Ubuntu Linux | 12.04 |
Related Weaknesses (CWE)
References
- http://lists.opensuse.org/opensuse-updates/2016-05/msg00027.html
- http://www.cs.tau.ac.IL/~tromer/ecdh/
- http://www.debian.org/security/2016/dsa-3474
- http://www.debian.org/security/2016/dsa-3478
- http://www.securityfocus.com/bid/83253
- http://www.ubuntu.com/usn/USN-2896-1
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.gnupg.org/pipermail/gnupg-announce/2016q1/000384.htmlVendor Advisory
- https://security.gentoo.org/glsa/201610-04
- http://lists.opensuse.org/opensuse-updates/2016-05/msg00027.html
- http://www.cs.tau.ac.IL/~tromer/ecdh/
- http://www.debian.org/security/2016/dsa-3474
- http://www.debian.org/security/2016/dsa-3478
- http://www.securityfocus.com/bid/83253
- http://www.ubuntu.com/usn/USN-2896-1
FAQ
What is CVE-2015-7511?
CVE-2015-7511 is a vulnerability with a CVSS score of 2.0 (LOW). Libgcrypt before 1.6.5 does not properly perform elliptic-point curve multiplication during decryption, which makes it easier for physically proximate attackers to extract ECDH keys by measuring elect...
How severe is CVE-2015-7511?
CVE-2015-7511 has been rated LOW with a CVSS base score of 2.0/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2015-7511?
Check the references section above for vendor advisories and patch information. Affected products include: Gnupg Libgcrypt, Debian Debian Linux, Canonical Ubuntu Linux.