High severity · published Nov 26, 2019
CVE-2019-19272
An issue was discovered in tls_verify_crl in ProFTPD before 1.3.6
7.5
CVSS
0.9%
EPSS
No
On KEV
Description
An issue was discovered in tls_verify_crl in ProFTPD before 1.3.6. Direct dereference of a NULL pointer (a variable initialized to NULL) leads to a crash when validating the certificate of a client connecting to the server in a TLS client/server mutual-authentication setup.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.9% · higher than 61% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PR
Proftpd · Proftpd
before 1.3.6 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-19272
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-19272
Third Party Advisory
https://github.com/proftpd/proftpd/issues/858
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