Medium severity4.9NVD Advisory· Published Nov 30, 2019· Updated Jun 17, 2026
CVE-2019-19269
CVE-2019-19269
Description
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
18cpe:2.3:a:proftpd:proftpd:*:*:*:*:*:*:*:*+ 8 more
- cpe:2.3:a:proftpd:proftpd:*:*:*:*:*:*:*:*range: <=1.3.5e
- cpe:2.3:a:proftpd:proftpd:1.3.6:-:*:*:*:*:*:*
- cpe:2.3:a:proftpd:proftpd:1.3.6:alpha:*:*:*:*:*:*
- cpe:2.3:a:proftpd:proftpd:1.3.6:beta:*:*:*:*:*:*
- cpe:2.3:a:proftpd:proftpd:1.3.6:rc1:*:*:*:*:*:*
- cpe:2.3:a:proftpd:proftpd:1.3.6:rc2:*:*:*:*:*:*
- cpe:2.3:a:proftpd:proftpd:1.3.6:rc3:*:*:*:*:*:*
- cpe:2.3:a:proftpd:proftpd:1.3.6:rc4:*:*:*:*:*:*
- (no CPE)range: <=1.3.6b
cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*
- ProFTPD/ProFTPDdescription
- osv-coords4 versionspkg:rpm/opensuse/proftpd&distro=openSUSE%20Leap%2015.1pkg:rpm/opensuse/proftpd&distro=openSUSE%20Tumbleweedpkg:rpm/suse/proftpd&distro=SUSE%20Package%20Hub%2015pkg:rpm/suse/proftpd&distro=SUSE%20Package%20Hub%2015%20SP1
< 1.3.6b-bp151.4.6.2+ 3 more
- (no CPE)range: < 1.3.6b-bp151.4.6.2
- (no CPE)range: < 1.3.6e-1.10
- (no CPE)range: < 1.3.6b-bp151.4.6.2
- (no CPE)range: < 1.3.6b-bp151.4.6.2
Patches
Vulnerability mechanics
References
7- github.com/proftpd/proftpd/issues/861nvdPatchThird Party Advisory
- lists.debian.org/debian-lts-announce/2019/11/msg00039.htmlnvdThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2020-01/msg00009.htmlnvd
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OGBBCPLJSDPFG5EI5P5G7P4KEX7YSD5G/nvd
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QR65XUHPCRU3NXTSFVF2J4GWRIHC7AHW/nvd
- security.gentoo.org/glsa/202003-35nvd
- www.oracle.com/security-alerts/cpuapr2020.htmlnvd
News mentions
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