PT-2015-7557 · Gnu+3 · Libgcrypt+3

Daniel Genkin + 3 · Published 2015-12-31 · Updated 2024-06-15 · CVE-2015-7511

Positive Technologies (AI Summary)

CVSS v3.1

2.0

Low

Base vector

AV:P/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N

Name of the Vulnerable Software and Affected Versions Libgcrypt versions prior to 1.6.5

Description The issue makes it easier for physically proximate attackers to extract ECDH keys by measuring electromagnetic emanations due to improper elliptic-point curve multiplication during decryption.

Recommendations For versions prior to 1.6.5, update to version 1.6.5 or later to resolve the issue.

Fix

Information Disclosure

Weakness Enumeration

CWE-200

Related Identifiers

ALT-PU-2016-1087

CVE-2015-7511

DSA-3474-1

DSA-3478-1

MGASA-2016-0072

OPENSUSE-SU-2024:10037-1

SUSE-SU-2016:1089-1

SUSE-SU-2016_1089-1

SUSE-SU-2017:2699-1

SUSE-SU-2017:2700-1

USN-2896-1

Affected Products

Alt Linux

Libgcrypt

Suse

Ubuntu

References · 48

• https://osv.dev/vulnerability/DEBIAN-CVE-2015-7511 · Vendor Advisory
• https://advisories.mageia.org/MGASA-2016-0072.html · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2015-7511 · Security Note
• https://osv.dev/vulnerability/MGASA-2016-0072 · Vendor Advisory
• http://ubuntu.com/usn/USN-2896-1 · Vendor Advisory
• https://security.gentoo.org/glsa/201610-04 · Vendor Advisory
• https://ubuntu.com/security/CVE-2015-7511 · Vendor Advisory
• https://security-tracker.debian.org/tracker/DSA-3474-1 · Vendor Advisory
• https://security-tracker.debian.org/tracker/source-package/libgcrypt20 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2024:10037-1 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2015-7511 · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/W2IL4PAEICHGA2XMQYRY3MIWHM4GMPAG · Vendor Advisory
• https://lists.gnupg.org/pipermail/gnupg-announce/2016q1/000384.html · Vendor Advisory
• http://debian.org/security/2016/dsa-3478 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2015-7511 · Vendor Advisory