CVSS: 5.3EPSS: 0%CPEs: 330EXPL: 0CVE-2020-26139 – kernel: Forwarding EAPOL from unauthenticated wifi client
https://notcve.org/view.php?id=CVE-2020-26139
An issue was discovered in the kernel in NetBSD 7.1. An Access Point (AP) forwards EAPOL frames to other clients even though the sender has not yet successfully authenticated to the AP. This might be abused in projected Wi-Fi networks to launch denial-of-service attacks against connected clients and makes it easier to exploit other vulnerabilities in connected clients. Se detectó un problema en el kernel en NetBSD versión 7.1. Un punto de acceso (AP) reenvía tramas EAPOL a otros clientes aunque el remitente aún no se haya autenticado con éxito en el AP. • http://www.openwall.com/lists/oss-security/2021/05/11/12 https://cert-portal.siemens.com/productcert/pdf/ssa-913875.pdf https://github.com/vanhoefm/fragattacks/blob/master/SUMMARY.md https://lists.debian.org/debian-lts-announce/2021/06/msg00019.html https://lists.debian.org/debian-lts-announce/2021/06/msg00020.html https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-wifi-faf-22epcEWu https://www.arista.com/en/support/advisories-notices/security-advisories/12602-s • CWE-287: Improper Authentication CWE-829: Inclusion of Functionality from Untrusted Control Sphere •
CVSS: 7.8EPSS: 0%CPEs: 2EXPL: 0CVE-2012-5363
https://notcve.org/view.php?id=CVE-2012-5363
The IPv6 implementation in FreeBSD and NetBSD (unknown versions, year 2012 and earlier) allows remote attackers to cause a denial of service via a flood of ICMPv6 Neighbor Solicitation messages, a different vulnerability than CVE-2011-2393. La implementación de IPv6 en FreeBSD y NetBSD (versiones desconocidas, año 2012 y anteriores), permite a atacantes remotos causar una denegación de servicio por medio de una avalancha de mensajes ICMPv6 Neighbor Solicitation, una vulnerabilidad diferente de CVE-2011-2393. • http://www.openwall.com/lists/oss-security/2012/10/10/12 https://www.securityfocus.com/bid/56170/info • CWE-400: Uncontrolled Resource Consumption •
CVSS: 7.8EPSS: 0%CPEs: 2EXPL: 0CVE-2012-5365
https://notcve.org/view.php?id=CVE-2012-5365
The IPv6 implementation in FreeBSD and NetBSD (unknown versions, year 2012 and earlier) allows remote attackers to cause a denial of service via a flood of ICMPv6 Router Advertisement packets containing multiple Routing entries. La implementación de IPv6 en FreeBSD y NetBSD (versiones desconocidas, año 2012 y anteriores) permite a atacantes remotos causar una denegación de servicio por medio de una avalancha de paquetes ICMPv6 Router Advertisement, que contienen múltiples entradas de Enrutamiento. • http://www.openwall.com/lists/oss-security/2012/10/10/12 https://www.securityfocus.com/bid/56170/info • CWE-400: Uncontrolled Resource Consumption •
CVSS: 7.5EPSS: 0%CPEs: 2EXPL: 0CVE-2011-2480
https://notcve.org/view.php?id=CVE-2011-2480
Information Disclosure vulnerability in the 802.11 stack, as used in FreeBSD before 8.2 and NetBSD when using certain non-x86 architectures. A signedness error in the IEEE80211_IOC_CHANINFO ioctl allows a local unprivileged user to cause the kernel to copy large amounts of kernel memory back to the user, disclosing potentially sensitive information. Una vulnerabilidad de Divulgación de Información en el protocolo 802.11 stack, como es usado en FreeBSD versiones anteriores a la versión 8.2 y NetBSD cuando es usado en ciertas arquitecturas que no son x86. Un error de firma en la ioctl IEEE80211_IOC_CHANINFO permite a un usuario local sin privilegios causar que el kernel copie grandes cantidades de memoria de kernel hacia el usuario, revelando información potencialmente confidencial. • https://access.redhat.com/security/cve/cve-2011-2480 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=631160 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=631161 https://security-tracker.debian.org/tracker/CVE-2011-2480 https://www.openwall.com/lists/oss-security/2011/06/20/15 • CWE-200: Exposure of Sensitive Information to an Unauthorized Actor •
CVSS: 9.8EPSS: 0%CPEs: 1EXPL: 0CVE-2017-1000374
https://notcve.org/view.php?id=CVE-2017-1000374
A flaw exists in NetBSD's implementation of the stack guard page that allows attackers to bypass it resulting in arbitrary code execution using certain setuid binaries. This affects NetBSD 7.1 and possibly earlier versions. Existe un error en la implementación de NetBSD de la página stack guard que permite que los atacantes la omitan, lo que resulta en la ejecución de código arbitrario mediante el uso de ciertos binarios setuid. Esto afecta a NetBSD 7.1 y posiblemente a versiones anteriores. • http://www.securityfocus.com/bid/99176 https://www.qualys.com/2017/06/19/stack-clash/stack-clash.txt •