CVE-2014-1569 Other in n/a

High 7.5 Published Updated

Remote attackers can conduct data-smuggling attacks via improper ASN.1 length decoding in Mozilla NSS, requiring library upgrades.

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

What is CVE-2014-1569?

CVE-2014-1569 is a high-severity vulnerability in Mozilla Network Security Services, published on 15 Dec 2014. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The definite_length_decoder function in lib/util/quickder.c in Mozilla Network Security Services (NSS) before 3.16.2.4 and 3.17.x before 3.17.3 does not ensure that the DER encoding of an ASN.1 length is properly formed, which allows remote attackers to conduct data-smuggling attacks by using a long byte sequence for an encoding, as demonstrated by the SEC_QuickDERDecodeItem function's improper handling of an arbitrary-length encoding of 0x00.

Which versions are affected by CVE-2014-1569?

It affects 1 product.

Linux distribution packages (40)
nspr Red Hat:enterprise_linux:5::clientAll versions0:4.10.8-1.el5_11
nspr-debuginfo Red Hat:enterprise_linux:5::clientAll versions0:4.10.8-1.el5_11
nss Red Hat:enterprise_linux:5::clientAll versions0:3.18.0-6.el5_11
nss-debuginfo Red Hat:enterprise_linux:5::clientAll versions0:3.18.0-6.el5_11
nss-tools Red Hat:enterprise_linux:5::clientAll versions0:3.18.0-6.el5_11
nspr Red Hat:enterprise_linux:5::client_workstationAll versions0:4.10.8-1.el5_11
nspr-debuginfo Red Hat:enterprise_linux:5::client_workstationAll versions0:4.10.8-1.el5_11
nspr-devel Red Hat:enterprise_linux:5::client_workstationAll versions0:4.10.8-1.el5_11
nss Red Hat:enterprise_linux:5::client_workstationAll versions0:3.18.0-6.el5_11
nss-debuginfo Red Hat:enterprise_linux:5::client_workstationAll versions0:3.18.0-6.el5_11
nss-devel Red Hat:enterprise_linux:5::client_workstationAll versions0:3.18.0-6.el5_11
nss-pkcs11-devel Red Hat:enterprise_linux:5::client_workstationAll versions0:3.18.0-6.el5_11
nspr Red Hat:enterprise_linux:5::serverAll versions0:4.10.8-1.el5_11
nspr-debuginfo Red Hat:enterprise_linux:5::serverAll versions0:4.10.8-1.el5_11
nspr-devel Red Hat:enterprise_linux:5::serverAll versions0:4.10.8-1.el5_11
nss Red Hat:enterprise_linux:5::serverAll versions0:3.18.0-6.el5_11
nss-debuginfo Red Hat:enterprise_linux:5::serverAll versions0:3.18.0-6.el5_11
nss-devel Red Hat:enterprise_linux:5::serverAll versions0:3.18.0-6.el5_11
nss-pkcs11-devel Red Hat:enterprise_linux:5::serverAll versions0:3.18.0-6.el5_11
nss-tools Red Hat:enterprise_linux:5::serverAll versions0:3.18.0-6.el5_11
nspr Red Hat:enterprise_linux:6::clientAll versions0:4.10.8-1.el6_6
nspr-debuginfo Red Hat:enterprise_linux:6::clientAll versions0:4.10.8-1.el6_6
nspr-devel Red Hat:enterprise_linux:6::clientAll versions0:4.10.8-1.el6_6
nss Red Hat:enterprise_linux:6::clientAll versions0:3.18.0-5.3.el6_6
nss-debuginfo Red Hat:enterprise_linux:6::clientAll versions0:3.18.0-5.3.el6_6
nss-devel Red Hat:enterprise_linux:6::clientAll versions0:3.18.0-5.3.el6_6
nss-pkcs11-devel Red Hat:enterprise_linux:6::clientAll versions0:3.18.0-5.3.el6_6
nss-sysinit Red Hat:enterprise_linux:6::clientAll versions0:3.18.0-5.3.el6_6
nss-tools Red Hat:enterprise_linux:6::clientAll versions0:3.18.0-5.3.el6_6
nss-util Red Hat:enterprise_linux:6::clientAll versions0:3.18.0-1.el6_6
nss-util-debuginfo Red Hat:enterprise_linux:6::clientAll versions0:3.18.0-1.el6_6
nss-util-devel Red Hat:enterprise_linux:6::clientAll versions0:3.18.0-1.el6_6
nspr Red Hat:enterprise_linux:6::computenodeAll versions0:4.10.8-1.el6_6
nspr-debuginfo Red Hat:enterprise_linux:6::computenodeAll versions0:4.10.8-1.el6_6
nspr-devel Red Hat:enterprise_linux:6::computenodeAll versions0:4.10.8-1.el6_6
nss Red Hat:enterprise_linux:6::computenodeAll versions0:3.18.0-5.3.el6_6
nss-debuginfo Red Hat:enterprise_linux:6::computenodeAll versions0:3.18.0-5.3.el6_6
nss-devel Red Hat:enterprise_linux:6::computenodeAll versions0:3.18.0-5.3.el6_6
nss-pkcs11-devel Red Hat:enterprise_linux:6::computenodeAll versions0:3.18.0-5.3.el6_6
nss-sysinit Red Hat:enterprise_linux:6::computenodeAll versions0:3.18.0-5.3.el6_6

Products include Mozilla Network Security Services.

How do I fix CVE-2014-1569?

Upgrade to a fixed version.

Is CVE-2014-1569 being exploited?

There is no known exploitation of CVE-2014-1569 in the wild and no public exploit code.

All Mozilla Network Security Services vulnerabilities

Sources

Also known as DEBIAN-CVE-2014-1569, DSA-3186-1, GHSA-r84h-wf26-r7jw, RHBA-2015:0925, RHBA-2015:0926, RHBA-2015:0965 and 2 more.

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