MatrixSSL < 4.0.2 - Stack Buffer Overflow Verifying x.509 Certificates

I happened to notice that a public X.509 certificate testcase for CVE-2014-1569 caused a stack buffer overflow in MatrixSSL. I cleaned up the testcase a bit, to make a better demonstration. You can test it with the certValidate tool that comes with MatrixSSL. $ gdb -q --args...

MatrixSSL < 4.0.2 - Stack Buffer Overflow Verifying x.509 Certificates Vulnerability

MatrixSSL 4.0.2 - Stack Buffer Overflow Verifying x.509 Certificates I happened to notice that a public X.509 certificate testcase for CVE-2014-1569 caused a stack buffer overflow in MatrixSSL. I cleaned up the testcase a bit, to make a better demonstration. You can test it with the certValidate...

MatrixSSL (GUARD TLS-TK) <= 3.9.5 Side-Channel Attack Vulnerability

GUARD TLS-TK formerly MatrixSSL is vulnerable to a Memory-Cache Side-Channel attack. Copyright C 2018 Greenbone Networks GmbH Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-or-later This...

CVE-2018-12439

MatrixSSL through 3.9.5 Open allows a memory-cache side-channel attack on ECDSA signatures, aka the Return Of the Hidden Number Problem or ROHNP. To discover an ECDSA key, the attacker needs access to either the local machine or a different virtual machine on the same physical host...

CVE-2018-12439

MatrixSSL through 3.9.5 Open allows a memory-cache side-channel attack on ECDSA signatures, aka the Return Of the Hidden Number Problem or ROHNP. To discover an ECDSA key, the attacker needs access to either the local machine or a different virtual machine on the same physical host...

Memory corruption

MatrixSSL through 3.9.5 Open allows a memory-cache side-channel attack on ECDSA signatures, aka the Return Of the Hidden Number Problem or ROHNP. To discover an ECDSA key, the attacker needs access to either the local machine or a different virtual machine on the same physical host...

CVE-2018-12439

MatrixSSL (GUARD TLS-TK) up to version 3.9.5 Open is vulnerable to a memory-cache side-channel attack on ECDSA signatures (ROHNP). The flaw affects MatrixSSL in vendor-provided builds and embedded/OpenSSL-like stacks, enabling an attacker with local access or co-residency on the same physical hos...

CVE-2018-12439

MatrixSSL through 3.9.5 Open allows a memory-cache side-channel attack on ECDSA signatures, aka the Return Of the Hidden Number Problem or ROHNP. To discover an ECDSA key, the attacker needs access to either the local machine or a different virtual machine on the same physical host...

INSIDE Secure MatrixSSL ROHNP Vulnerability

INSIDE Secure MatrixSSL is an embedded, open source SSLv3 stack from INSIDE Secure, France, designed for small applications and devices. A security vulnerability exists in INSIDE Secure MatrixSSL version 3.9.5 and earlier. An attacker can exploit this vulnerability to obtain ECDSA keys by accessi...

CVE-2018-12439: Exposure of Sensitive Information to an Unauthorized Actor

MatrixSSL through 3.9.5 Open allows a memory-cache side-channel attack on ECDSA signatures, aka the Return Of the Hidden Number Problem or ROHNP. To discover an ECDSA key, the attacker needs access to either the local machine or a different virtual machine on the same physical host...

Debian: Security Advisory (DLA-979)

The remote host is missing an update for the Debian SPDX-FileCopyrightText: 2018 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

MatrixSSL <= 3.7.2 Multiple Vulnerabilities

MatrixSSL is prone multiple vulnerabilities. Copyright C 2018 Greenbone Networks GmbH Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-or-later This program is free software; you can...

INSIDE Secure MatrixSSL OID Spoofing Vulnerability

INSIDE Secure MatrixSSL is an embedded, open source SSLv3 stack from INSIDE Secure, France, designed for small applications and devices. A security vulnerability exists in INSIDE Secure MatrixSSL version 3.7.2 that stems from the program's use of conflict-prone IoT domain name comparison logic. A...

CVE-2017-1000417

MatrixSSL version 3.7.2 adopts a collision-prone OID comparison logic resulting in possible spoofing of OIDs e.g. in ExtKeyUsage extension on X.509 certificates...

CVE-2017-1000417

MatrixSSL version 3.7.2 adopts a collision-prone OID comparison logic resulting in possible spoofing of OIDs e.g. in ExtKeyUsage extension on X.509 certificates...

Spoofing

MatrixSSL version 3.7.2 adopts a collision-prone OID comparison logic resulting in possible spoofing of OIDs e.g. in ExtKeyUsage extension on X.509 certificates...

CVE-2017-1000417

MatrixSSL version 3.7.2 adopts a collision-prone OID comparison logic resulting in possible spoofing of OIDs e.g. in ExtKeyUsage extension on X.509 certificates...

CVE-2017-1000417

MatrixSSL version 3.7.2 adopts a collision-prone OID comparison logic resulting in possible spoofing of OIDs e.g. in ExtKeyUsage extension on X.509 certificates...

CVE-2017-1000417

MatrixSSL 3.7.2 is affected by a collision-prone OID comparison logic that can allow spoofing of OIDs (such as in the ExtKeyUsage extension) in X.509 certificates. The root cause is the OID comparison logic used by the library. The available connected documents confirm the vulnerability and affec...

CVE-2017-1000417: Improper Certificate Validation

MatrixSSL version 3.7.2 adopts a collision-prone OID comparison logic resulting in possible spoofing of OIDs e.g. in ExtKeyUsage extension on X.509 certificates...