VDB
CVE-2019-19269
CVE-2019-19269
PUBLISHED
CVSS 4.900000095367432 MEDIUM
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.
EPSS 1.65% · 76.2th percentile
Risk Scores
CVSS 3.1
4.900000095367432
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
EPSS Score
1.65%
76.2th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:20.04:LTS | proftpd-dfsg | 1.3.6c-2, *, * |
| Ubuntu:24.04:LTS | proftpd-dfsg | 1.3.8+dfsg-8, 1.3.8.a+dfsg-1, 1.3.8.b+dfsg-1 |
| Ubuntu:18.04:LTS | proftpd-dfsg | *, 0, 1.3.5e-1build1 |
| Ubuntu:25.10 | proftpd-dfsg | 1.3.8.c+dfsg-2, 0, 1.3.8.c+dfsg-4 |
| Ubuntu:16.04:LTS | proftpd-dfsg | *, 1.3.5-2, 1.3.5a-1 |
| Ubuntu:22.04:LTS | proftpd-dfsg | 1.3.7c+dfsg-1ubuntu0.1, 1.3.7c+dfsg-1build1, 1.3.7b+dfsg-1 |
Timeline
- Nov 26, 2019 CVE Published
- Apr 14, 2021 EPSS Score
- Aug 25, 2021 EPSS Score
- Oct 27, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- May 5, 2022 EPSS Score
- Sep 9, 2022 EPSS Score
- Nov 11, 2022 EPSS Score
- Mar 7, 2023 EPSS Score
- Mar 18, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2019-19269 advisory
- https://github.com/proftpd/proftpd/issues/861 discussion
- https://www.cve.org/CVERecord?id=CVE-2019-19269 third-party-advisory