OPENSUSE-SU-2020:0222-1 Security update for hostapd

This update for hostapd fixes the following issues: hostapd was updated to version 2.9: SAE changes - disable use of groups using Brainpool curves - improved protection against side channel attacks https://w1.fi/security/2019-6/ EAP-pwd changes - disable use of groups using Brainpool curves -...

Security update for hostapd (moderate)

openSUSE Security Update: Security update for hostapd Announcement ID: openSUSE-SU-2020:0222-1 Rating: moderate References: 1056061 Cross-References: CVE-2017-13082 CVE-2019-9494 CVE-2019-9495 CVE-2019-9496 CVE-2019-9497 CVE-2019-9498 CVE-2019-9499 Affected Products: openSUSE Leap 15.1 openSUSE...

Cisco IOS XE Software MACsec MKA Using EAP-TLS Authentication Bypass (cisco-sa-20180926-macsec)

According to its self-reported version, Cisco IOS XE Software is affected by an authentication bypass vulnerability in the MACsec Key Agreement MKA using Extensible Authentication Protocol-Transport Layer Security EAP-TLS functionality due to a logic error. An unauthenticated, adjacent attacker c...

Important: Red Hat Security Advisory: kernel security and bug fix update

An update for kernel is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...

The vulnerability of the MACsec Key Agreement implementation in the Cisco IOS XE operating system arises due to access control errors, allowing attackers to gain access to the network.

The vulnerability of the MACsec Key Agreement MKA protocol implementation in the Cisco IOS XE operating system is caused by access control errors. Exploiting this vulnerability allows a malicious actor to bypass authentication procedures and gain access to the network...

CVE-2018-15372

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...

CVE-2018-15372

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...

Authentication flaw

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...

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...

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...

CVE-2018-15372: Improper Access Control

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

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...