← Volver a CVEs
CVE-2019-19269
MEDIUM4.9
Descripcion
An issue was discovered in tls_verify_crl in ProFTPD through 1.3.6b. A dereference of a NULL pointer may occur. This pointer is returned by the OpenSSL sk_X509_REVOKED_value() function when encountering an empty CRL installed by a system administrator. The dereference occurs when validating the certificate of a client connecting to the server in a TLS client/server mutual-authentication setup.
Detalles CVE
Puntuacion CVSS v3.14.9
SeveridadMEDIUM
Vector CVSSCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Vector de ataqueNETWORK
ComplejidadLOW
Privilegios requeridosHIGH
Interaccion usuarioNONE
Publicado11/30/2019
Ultima modificacion11/21/2024
Fuentenvd
Avistamientos honeypot0
Productos afectados
debian:debian_linuxfedoraproject:fedoraproftpd:proftpd
Debilidades (CWE)
CWE-476
Referencias
https://github.com/proftpd/proftpd/issues/861(cve@mitre.org)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OGBBCPLJSDPFG5EI5P5G7P4KEX7YSD5G/(cve@mitre.org)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QR65XUHPCRU3NXTSFVF2J4GWRIHC7AHW/(cve@mitre.org)
https://security.gentoo.org/glsa/202003-35(cve@mitre.org)
https://www.oracle.com/security-alerts/cpuapr2020.html(cve@mitre.org)
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00009.html(af854a3a-2127-422b-91ae-364da2661108)
https://github.com/proftpd/proftpd/issues/861(af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2019/11/msg00039.html(af854a3a-2127-422b-91ae-364da2661108)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OGBBCPLJSDPFG5EI5P5G7P4KEX7YSD5G/(af854a3a-2127-422b-91ae-364da2661108)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QR65XUHPCRU3NXTSFVF2J4GWRIHC7AHW/(af854a3a-2127-422b-91ae-364da2661108)
https://security.gentoo.org/glsa/202003-35(af854a3a-2127-422b-91ae-364da2661108)
https://www.oracle.com/security-alerts/cpuapr2020.html(af854a3a-2127-422b-91ae-364da2661108)
Correlaciones IOC
Sin correlaciones registradas
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