CVE-2015-2730 Weak cryptography in n/a

Medium 4.3 Published Updated

Remote attackers can spoof ECDSA signatures due to improper ECC multiplication in the NSS library, affecting Firefox and other products.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2015-2730?

CVE-2015-2730 is a medium-severity vulnerability in Debian Debian Linux, published on 6 Jul 2015. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Mozilla Network Security Services (NSS) before 3.19.1, as used in Mozilla Firefox before 39.0, Firefox ESR 31.x before 31.8 and 38.x before 38.1, and other products, does not properly perform Elliptical Curve Cryptography (ECC) multiplications, which makes it easier for remote attackers to spoof ECDSA signatures via unspecified vectors.

Weakness: CWE-310

Which versions are affected by CVE-2015-2730?

It affects 7 products.

Linux distribution packages (40)
nss-softokn Red Hat:enterprise_linux:6::clientAll versions0:3.14.3-23.el6_7
nss-softokn-debuginfo Red Hat:enterprise_linux:6::clientAll versions0:3.14.3-23.el6_7
nss-softokn-devel Red Hat:enterprise_linux:6::clientAll versions0:3.14.3-23.el6_7
nss-softokn-freebl Red Hat:enterprise_linux:6::clientAll versions0:3.14.3-23.el6_7
nss-softokn-freebl-devel Red Hat:enterprise_linux:6::clientAll versions0:3.14.3-23.el6_7
nss-softokn Red Hat:enterprise_linux:6::computenodeAll versions0:3.14.3-23.el6_7
nss-softokn-debuginfo Red Hat:enterprise_linux:6::computenodeAll versions0:3.14.3-23.el6_7
nss-softokn-devel Red Hat:enterprise_linux:6::computenodeAll versions0:3.14.3-23.el6_7
nss-softokn-freebl Red Hat:enterprise_linux:6::computenodeAll versions0:3.14.3-23.el6_7
nss-softokn-freebl-devel Red Hat:enterprise_linux:6::computenodeAll versions0:3.14.3-23.el6_7
nss-softokn Red Hat:enterprise_linux:6::serverAll versions0:3.14.3-23.el6_7
nss-softokn-debuginfo Red Hat:enterprise_linux:6::serverAll versions0:3.14.3-23.el6_7
nss-softokn-devel Red Hat:enterprise_linux:6::serverAll versions0:3.14.3-23.el6_7
nss-softokn-freebl Red Hat:enterprise_linux:6::serverAll versions0:3.14.3-23.el6_7
nss-softokn-freebl-devel Red Hat:enterprise_linux:6::serverAll versions0:3.14.3-23.el6_7
nss-softokn Red Hat:enterprise_linux:6::workstationAll versions0:3.14.3-23.el6_7
nss-softokn-debuginfo Red Hat:enterprise_linux:6::workstationAll versions0:3.14.3-23.el6_7
nss-softokn-devel Red Hat:enterprise_linux:6::workstationAll versions0:3.14.3-23.el6_7
nss-softokn-freebl Red Hat:enterprise_linux:6::workstationAll versions0:3.14.3-23.el6_7
nss-softokn-freebl-devel Red Hat:enterprise_linux:6::workstationAll versions0:3.14.3-23.el6_7
nss-softokn Red Hat:enterprise_linux:7::clientAll versions0:3.16.2.3-13.el7_1
nss-softokn-debuginfo Red Hat:enterprise_linux:7::clientAll versions0:3.16.2.3-13.el7_1
nss-softokn-devel Red Hat:enterprise_linux:7::clientAll versions0:3.16.2.3-13.el7_1
nss-softokn-freebl Red Hat:enterprise_linux:7::clientAll versions0:3.16.2.3-13.el7_1
nss-softokn-freebl-devel Red Hat:enterprise_linux:7::clientAll versions0:3.16.2.3-13.el7_1
nss-softokn Red Hat:enterprise_linux:7::computenodeAll versions0:3.16.2.3-13.el7_1
nss-softokn-debuginfo Red Hat:enterprise_linux:7::computenodeAll versions0:3.16.2.3-13.el7_1
nss-softokn-devel Red Hat:enterprise_linux:7::computenodeAll versions0:3.16.2.3-13.el7_1
nss-softokn-freebl Red Hat:enterprise_linux:7::computenodeAll versions0:3.16.2.3-13.el7_1
nss-softokn-freebl-devel Red Hat:enterprise_linux:7::computenodeAll versions0:3.16.2.3-13.el7_1
nss-softokn Red Hat:enterprise_linux:7::serverAll versions0:3.16.2.3-13.ael7b_1
nss-softokn-debuginfo Red Hat:enterprise_linux:7::serverAll versions0:3.16.2.3-13.ael7b_1
nss-softokn-devel Red Hat:enterprise_linux:7::serverAll versions0:3.16.2.3-13.ael7b_1
nss-softokn-freebl Red Hat:enterprise_linux:7::serverAll versions0:3.16.2.3-13.ael7b_1
nss-softokn-freebl-devel Red Hat:enterprise_linux:7::serverAll versions0:3.16.2.3-13.ael7b_1
nss-softokn Red Hat:enterprise_linux:7::workstationAll versions0:3.16.2.3-13.el7_1
nss-softokn-debuginfo Red Hat:enterprise_linux:7::workstationAll versions0:3.16.2.3-13.el7_1
nss-softokn-devel Red Hat:enterprise_linux:7::workstationAll versions0:3.16.2.3-13.el7_1
nss-softokn-freebl Red Hat:enterprise_linux:7::workstationAll versions0:3.16.2.3-13.el7_1
nss-softokn-freebl-devel Red Hat:enterprise_linux:7::workstationAll versions0:3.16.2.3-13.el7_1

Products include Debian Debian Linux, Mozilla Network Security Services, Novell Suse Linux Enterprise Desktop, Novell Suse Linux Enterprise Server, Novell Suse Linux Enterprise Software Development Kit, Oracle Solaris and 1 more.

How do I fix CVE-2015-2730?

Upgrade to a fixed version.

Is CVE-2015-2730 being exploited?

There is no known exploitation of CVE-2015-2730 in the wild and no public exploit code.

All Debian Debian Linux vulnerabilities

Sources

Also known as DEBIAN-CVE-2015-2730, GHSA-85fg-8m94-wc2q, RHSA-2015:1699, UBUNTU-CVE-2015-2730.

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