CVE-2018-15372

Cisco IOS XE Software MACsec MKA using EAP-TLS authentication contains a logic error that can let an unauthenticated adjacent attacker pass traffic through a Layer 3 interface configured for MACsec MKA in access-session closed mode, bypassing 802.1x controls. Affected components, impact, and expl...

CVE-2018-15372 Cisco IOS XE Software MACsec MKA Using EAP-TLS Authentication Bypass Vulnerability

A vulnerability in the MACsec Key Agreement MKA using Extensible Authentication Protocol-Transport Layer Security EAP-TLS functionality of Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to bypass authentication and pass traffic through a Layer 3 interface of an affected...

Cisco IOS XE Software MACsec MKA Using EAP-TLS Authentication Bypass Vulnerability

A vulnerability in the MACsec Key Agreement MKA using Extensible Authentication Protocol-Transport Layer Security EAP-TLS functionality of Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to bypass authentication and pass traffic through a Layer 3 interface of an affected...

Security Advisory 0038

Security Advisory 0038 . CSAF PDF Date: September 13th, 2018 Version: 1.0 Revision | Date | Changes ---|---|--- 1.0 | September 13th, 2018 | Initial Release The CVE-ID tracking this issue is CVE-2018-14008 CVSS v3: 6.5/10 AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Description This advisory is to documen...

Juniper Junos Short MacSec Keys Configuration CKN / CAK Key Extension Brute-force Mitm Spoofing (JSA10854)

According to its self-reported version number, the remote Junos device is affected by man-in-the-middle spoofing vulnerability. C Tenable Network Security, Inc. include'compat.inc'; if description scriptid109215; scriptversion"1.4"; scriptsetattributeattribute:"pluginmodificationdate",...

Juniper Networks Releases Security Updates

Juniper Networks has released security updates to address vulnerabilities affecting multiple products. A remote attacker could exploit some of these vulnerabilities to take control of an affected system. NCCIC encourages users and administrators to review the following Juniper Security Advisories...

Junos OS: Short MacSec keys may allow man-in-the-middle attacks.

If all 64 digits of the connectivity association name CKN key or all 32 digits of the connectivity association key CAK key are not configured, all remaining digits will be auto-configured to 0. Hence, Juniper devices configured with short MacSec keys are at risk to an increased likelihood that an...

Design/Logic Flaw

If all 64 digits of the connectivity association name CKN key or all 32 digits of the connectivity association key CAK key are not configured, all remaining digits will be auto-configured to 0. Hence, Juniper devices configured with short MacSec keys are at risk to an increased likelihood that an...

CVE-2018-0021

If all 64 digits of the connectivity association name CKN key or all 32 digits of the connectivity association key CAK key are not configured, all remaining digits will be auto-configured to 0. Hence, Juniper devices configured with short MacSec keys are at risk to an increased likelihood that an...

CVE-2018-0021 Junos OS: Short MacSec keys may allow man-in-the-middle attacks.

If all 64 digits of the connectivity association name CKN key or all 32 digits of the connectivity association key CAK key are not configured, all remaining digits will be auto-configured to 0. Hence, Juniper devices configured with short MacSec keys are at risk to an increased likelihood that an...

CVE-2018-0021

CVE-2018-0021 affects Junos OS when MacSec CKN/CAK keys are configured with short values. If all 64 CKN digits or all 32 CAK digits are not configured, remaining digits auto-configure to 0, increasing the feasibility of dictionary/brute-force attacks to recover key material via spoofed packets. A...

Juniper Junos SRX MACsec Feature Secure Link Failure Silent Fallback Information Disclosure (JSA10790)

According to its self-reported version and model number, the remote Juniper Junos device is affected by an information disclosure vulnerability in the MACsec feature due to error reporting over an unencrypted link when a secure link cannot be established. An adjacent attacker can exploit this to...

Oracle Linux 6 / 7 : Unbreakable Enterprise kernel (ELSA-2017-3595)

The remote Oracle Linux 6 / 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2017-3595 advisory. - ALSA: timer: Fix missing queue indices reset at SNDRVTIMERIOCTLSELECT Takashi Iwai Orabug: 26403952 CVE-2017-1000380 - ALSA: timer: Fix race...

CVE-2017-2342

MACsec feature on Juniper Networks Junos OS 15.1X49 prior to 15.1X49-D100 on SRX300 series does not report errors when a secure link can not be established. It falls back to an unencrypted link. This can happen when MACsec is configured on ports that are not capable of MACsec or when a secure lin...

CVE-2017-2342

MACsec feature on Juniper Networks Junos OS 15.1X49 prior to 15.1X49-D100 on SRX300 series does not report errors when a secure link can not be established. It falls back to an unencrypted link. This can happen when MACsec is configured on ports that are not capable of MACsec or when a secure lin...

Design/Logic Flaw

MACsec feature on Juniper Networks Junos OS 15.1X49 prior to 15.1X49-D100 on SRX300 series does not report errors when a secure link can not be established. It falls back to an unencrypted link. This can happen when MACsec is configured on ports that are not capable of MACsec or when a secure lin...

CVE-2017-2342

CVE-2017-2342 affects Juniper Networks Junos OS on SRX300 series (15.1X49 prior to 15.1X49-D100). The MACsec feature may not report errors when a secure link cannot be established, causing a fallback to an unencrypted link and potentially misleading operators into believing the connection is secu...

CVE-2017-2342 SRX Series: MACsec failure to report errors

MACsec feature on Juniper Networks Junos OS 15.1X49 prior to 15.1X49-D100 on SRX300 series does not report errors when a secure link can not be established. It falls back to an unencrypted link. This can happen when MACsec is configured on ports that are not capable of MACsec or when a secure lin...

Juniper Networks Junos OS SRX Series: MACsec Failure Vulnerability

Junos OS on SRX300 series are prone to a MACsec failure to report errors. SPDX-FileCopyrightText: 2017 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 CPE =...

Oracle Linux 6 / 7 : Unbreakable Enterprise kernel (ELSA-2017-3589)

The remote Oracle Linux 6 / 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2017-3589 advisory. - macsec: dynamically allocate space for sglist Jason A. Donenfeld Orabug: 26368162 CVE-2017-7477 - macsec: avoid heap overflow in skbtosgvec Jason...