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CVSS: 7.5EPSS: 0%CPEs: 9EXPL: 0

16 Apr 2020 — An issue was found in Arista EOS. Specific malformed ARP packets can impact the software forwarding of VxLAN packets. This issue is found in Arista’s EOS VxLAN code, which can allow attackers to crash the VxlanSwFwd agent. This affects EOS 4.21.8M and below releases in the 4.21.x train, 4.22.3M and below releases in the 4.22.x train, 4.23.1F and below releases in the 4.23.x train, and all releases in 4.15, 4.16, 4.17, 4.18, 4.19, 4.20 code train. Se encontró un problema en Arista EOS. • https://www.arista.com/en/support/advisories-notices/security-advisories/10292-security-advisory-47 •

CVSS: 10.0EPSS: 11%CPEs: 361EXPL: 0

06 Mar 2020 — utility.c in telnetd in netkit telnet through 0.17 allows remote attackers to execute arbitrary code via short writes or urgent data, because of a buffer overflow involving the netclear and nextitem functions. El archivo utility.c en telnetd en netkit telnet versiones hasta 0.17, permite a atacantes remotos ejecutar código arbitrario por medio de escrituras cortas o datos urgentes, debido a un desbordamiento del búfer que involucra a las funciones netclear y nextitem. A vulnerability was found where incorre... • https://appgateresearch.blogspot.com/2020/02/bravestarr-fedora-31-netkit-telnetd_28.html • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') •

CVSS: 7.5EPSS: 2%CPEs: 18EXPL: 2

24 Oct 2019 — Go before 1.12.11 and 1.3.x before 1.13.2 can panic upon an attempt to process network traffic containing an invalid DSA public key. There are several attack scenarios, such as traffic from a client to a server that verifies client certificates. Go versiones anteriores a 1.12.11 y versiones 1.3.x anteriores a 1.13.2, puede entrar en pánico tras intentar procesar el tráfico de red que contiene una clave pública DSA no válida. Existen varios escenarios de ataque, tal y como el tráfico de un cliente hacia un s... • https://github.com/pquerna/poc-dsa-verify-CVE-2019-17596 • CWE-295: Improper Certificate Validation CWE-436: Interpretation Conflict •

CVSS: 6.5EPSS: 0%CPEs: 1EXPL: 0

15 Aug 2019 — Arista EOS through 4.21.0F allows a crash because 802.1x authentication is mishandled. Arista EOS versiones hasta 4.21.0F, permite un bloqueo porque la autenticación de 802.1x es manejada inapropiadamente. • https://www.arista.com/en/support/advisories-notices • CWE-287: Improper Authentication •

CVSS: 7.5EPSS: 0%CPEs: 1EXPL: 0

12 Apr 2018 — Arista EOS before 4.20.2F allows remote BGP peers to cause a denial of service (Rib agent restart) via a malformed path attribute in an UPDATE message. Arista EOS, en versiones anteriores a la 4.20.2F, permite que peers BGP remotos provoquen una denegación de servicio (reinicio del agente Rib) mediante un atributo de ruta malformada en un mensaje UPDATE. • https://www.arista.com/en/support/advisories-notices/security-advisories/4403-security-advisory-33 • CWE-417: Communication Channel Errors •

CVSS: 6.5EPSS: 0%CPEs: 2EXPL: 0

05 Mar 2018 — The Mlag agent in Arista EOS 4.19 before 4.19.4M and 4.20 before 4.20.2F allows remote attackers to cause a denial of service (agent restart) via crafted UDP packets. El agente Mlag en Arista EOS en versiones 4.19 anteriores a 4.19.4M y versiones 4.20 anteriores a 4.20.2F permite que atacantes remotos provoquen una denegación de servicio (reinicio del agente) mediante paquetes UDP manipulados. • https://www.arista.com/en/support/advisories-notices/security-advisories/4347-security-advisory-32 •

CVSS: 10.0EPSS: 38%CPEs: 66EXPL: 0

03 Jan 2018 — The tcpmss_mangle_packet function in net/netfilter/xt_TCPMSS.c in the Linux kernel before 4.11, and 4.9.x before 4.9.36, allows remote attackers to cause a denial of service (use-after-free and memory corruption) or possibly have unspecified other impact by leveraging the presence of xt_TCPMSS in an iptables action. La función tcpmss_mangle_packet en net/netfilter/xt_TCPMSS.c en el kernel de Linux, en versiones anteriores a la 4.11 y en versiones 4.9.x anteriores a la 4.9.36, permite que atacantes remotos p... • http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=2638fd0f92d4397884fd991d8f4925cb3f081901 • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer CWE-416: Use After Free •

CVSS: 10.0EPSS: 52%CPEs: 54EXPL: 4

02 Oct 2017 — Heap-based buffer overflow in dnsmasq before 2.78 allows remote attackers to cause a denial of service (crash) or execute arbitrary code via a crafted DNS response. Un desbordamiento de búfer basado en memoria dinámica (heap) en dnsmasq en versiones anteriores a la 2.78 permite a los atacantes provocar una denegación de servicio (cierre inesperado) o ejecutar código arbitrario utilizando una respuesta DNS manipulada. A heap buffer overflow was found in dnsmasq in the code responsible for building DNS replie... • https://packetstorm.news/files/id/144480 • CWE-122: Heap-based Buffer Overflow CWE-787: Out-of-bounds Write •

CVSS: 10.0EPSS: 6%CPEs: 55EXPL: 0

19 Nov 2015 — Arista EOS before 4.11.12, 4.12 before 4.12.11, 4.13 before 4.13.14M, 4.14 before 4.14.5FX.5, and 4.15 before 4.15.0FX1.1 allows remote attackers to execute arbitrary code as root by leveraging management-plane access, aka Bug 138716. Arista EOS en versiones anteriores a 4.11.12, 4.12 en versiones anteriores a 4.12.11, 4.13 en versiones anteriores a 4.13.14M, 4.14 en versiones anteriores a 4.14.5FX.5 y 4.15 en versiones anteriores a 4.15.0FX1.1 permite a atacantes remotos ejecutar código arbitrario como roo... • https://www.arista.com/support/advisories-notices/security-advisories/1221-security-advisory-15 • CWE-264: Permissions, Privileges, and Access Controls •

CVSS: 6.5EPSS: 4%CPEs: 22EXPL: 0

25 Sep 2015 — Integer overflow in the VNC display driver in QEMU before 2.1.0 allows attachers to cause a denial of service (process crash) via a CLIENT_CUT_TEXT message, which triggers an infinite loop. Un desbordamiento de enteros en el controlador de pantalla VNC en QEMU versiones anteriores a 2.1.0, permite a atacantes causar una denegación de servicio (bloqueo del proceso) mediante un mensaje CLIENT_CUT_TEXT, que desencadena un bucle infinito. Lian Yihan discovered that QEMU incorrectly handled certain payload messa... • http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168077.html • CWE-835: Loop with Unreachable Exit Condition ('Infinite Loop') •