4.9

CVE-2019-19269

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.

Data is provided by the National Vulnerability Database (NVD)
Proftpd ≫ Proftpd Version <= 1.3.5e
Proftpd ≫ Proftpd Version1.3.6 Update-
Proftpd ≫ Proftpd Version1.3.6 Updatealpha
Proftpd ≫ Proftpd Version1.3.6 Updatebeta
Proftpd ≫ Proftpd Version1.3.6 Updaterc1
Proftpd ≫ Proftpd Version1.3.6 Updaterc2
Proftpd ≫ Proftpd Version1.3.6 Updaterc3
Proftpd ≫ Proftpd Version1.3.6 Updaterc4
Fedoraproject ≫ Fedora Version30
Fedoraproject ≫ Fedora Version31
Debian ≫ Debian Linux Version8.0
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Type Source Score Percentile
EPSS FIRST.org 1.78% 0.821
CVSS Metriken
Source Base Score Exploit Score Impact Score Vector string
nvd@nist.gov 4.9 1.2 3.6
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
nvd@nist.gov 4 8 2.9
AV:N/AC:L/Au:S/C:N/I:N/A:P
CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.