CVE-2020-27815
Estado: ModificadaAlta (7.8)—
A flaw was found in the JFS filesystem code in the Linux Kernel which allows a local attacker with the ability to set extended attributes to panic the system, causing memory corruption or escalating privileges. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Puntuación base: 7.8
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.79%
- Percentil entre todas las CVEs puntuadas: 55
- Fecha de la puntuación: 6/10/2026
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 (12)
CWE
- CWE-119
- CWE-787
Referencias
- http://www.openwall.com/lists/oss-security/2020/11/30/5
- http://www.openwall.com/lists/oss-security/2020/12/28/1
- https://bugzilla.redhat.com/show_bug.cgi?id=1897668%2C
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c61b3e4839007668360ed8b87d7da96d2e59fc6c
- https://lists.debian.org/debian-lts-announce/2021/02/msg00018.html
- https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html
- https://security.netapp.com/advisory/ntap-20210702-0004/
- https://www.debian.org/security/2021/dsa-4843
- https://www.openwall.com/lists/oss-security/2020/11/30/5%2C
- https://www.openwall.com/lists/oss-security/2020/12/28/1%2C
- http://www.openwall.com/lists/oss-security/2020/11/30/5
- http://www.openwall.com/lists/oss-security/2020/12/28/1
- https://bugzilla.redhat.com/show_bug.cgi?id=1897668%2C
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c61b3e4839007668360ed8b87d7da96d2e59fc6c
- https://lists.debian.org/debian-lts-announce/2021/02/msg00018.html
- https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html
- https://security.netapp.com/advisory/ntap-20210702-0004/
- https://www.debian.org/security/2021/dsa-4843
- https://www.openwall.com/lists/oss-security/2020/11/30/5%2C
- https://www.openwall.com/lists/oss-security/2020/12/28/1%2C
JSON original (NVD)
Mostrar
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