CVE-2022-23990
Estado: ModificadaAlta (7.5)—
Expat (aka libexpat) before 2.4.4 has an integer overflow in the doProlog function.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Puntuación base: 7.5
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 3.99%
- Percentil entre todas las CVEs puntuadas: 90
- 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 (6)
CWE
- CWE-190
- CWE-190
Referencias
- https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf
- https://github.com/libexpat/libexpat/pull/551
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/34NXVL2RZC2YZRV74ZQ3RNFB7WCEUP7D/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R7FF2UH7MPXKTADYSJUAHI2Y5UHBSHUH/
- https://security.gentoo.org/glsa/202209-24
- https://www.debian.org/security/2022/dsa-5073
- https://www.oracle.com/security-alerts/cpuapr2022.html
- https://www.tenable.com/security/tns-2022-05
- https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf
- https://github.com/libexpat/libexpat/pull/551
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/34NXVL2RZC2YZRV74ZQ3RNFB7WCEUP7D/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R7FF2UH7MPXKTADYSJUAHI2Y5UHBSHUH/
- https://security.gentoo.org/glsa/202209-24
- https://www.debian.org/security/2022/dsa-5073
- https://www.oracle.com/security-alerts/cpuapr2022.html
- https://www.tenable.com/security/tns-2022-05
JSON original (NVD)
Mostrar
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