CVE-2021-3772
Estado: ModificadaMedia (6.5)—
A flaw was found in the Linux SCTP stack. A blind attacker may be able to kill an existing SCTP association through invalid chunks if the attacker knows the IP-addresses and port numbers being used and the attacker can send packets with spoofed IP addresses.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H
- Puntuación base: 6.5
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 1.24%
- Percentil entre todas las CVEs puntuadas: 68
- Fecha de la puntuación: 5/10/2026
EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).
Tecnologías afectadas (18)
Debian — Debian LinuxLinux — Linux KernelNetapp — E-series Santricity OS ControllerNetapp — H300s FirmwareNetapp — H410c FirmwareNetapp — H410s FirmwareNetapp — H500s FirmwareNetapp — H610c FirmwareNetapp — H610s FirmwareNetapp — H615c FirmwareNetapp — H700s FirmwareNetapp — HCI Compute NodeNetapp — Solidfire & HCI Management NodeNetapp — Solidfire & HCI Storage NodeOracle — Communications Cloud Native Core Binding Support FunctionOracle — Communications Cloud Native Core Network Exposure FunctionOracle — Communications Cloud Native Core PolicyRedhat — Enterprise Linux
CWE
- CWE-354
- CWE-354
Referencias
- https://bugzilla.redhat.com/show_bug.cgi?id=2000694
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=32f8807a48ae55be0e76880cfe8607a18b5bb0df
- https://github.com/torvalds/linux/commit/32f8807a48ae55be0e76880cfe8607a18b5bb0df
- https://lists.debian.org/debian-lts-announce/2022/03/msg00012.html
- https://security.netapp.com/advisory/ntap-20221007-0001/
- https://ubuntu.com/security/CVE-2021-3772
- https://www.debian.org/security/2022/dsa-5096
- https://www.oracle.com/security-alerts/cpujul2022.html
- https://bugzilla.redhat.com/show_bug.cgi?id=2000694
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=32f8807a48ae55be0e76880cfe8607a18b5bb0df
- https://github.com/torvalds/linux/commit/32f8807a48ae55be0e76880cfe8607a18b5bb0df
- https://lists.debian.org/debian-lts-announce/2022/03/msg00012.html
- https://security.netapp.com/advisory/ntap-20221007-0001/
- https://ubuntu.com/security/CVE-2021-3772
- https://www.debian.org/security/2022/dsa-5096
- https://www.oracle.com/security-alerts/cpujul2022.html
JSON original (NVD)
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}
],
"sourceIdentifier": "secalert@redhat.com"
}