VDB
CVE-2019-19269
CVE-2019-19269
PUBLISHED
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 1.03% · 77.7th percentile
Risk Scores
EPSS Score
1.03%
77.7th 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 |
Exploit Intelligence
- https://github.com/proftpd/proftpd/issues/861 (circl)
- [debian-lts-announce] 20191130 [SECURITY] [DLA 2018-1] proftpd-dfsg security update (circl)
- FEDORA-2019-65a983b8b6 (circl)
- FEDORA-2019-bfacf1e958 (circl)
- openSUSE-SU-2020:0031 (circl)
- GLSA-202003-35 (circl)
- https://www.oracle.com/security-alerts/cpuapr2020.html (circl)
Timeline
- Nov 26, 2019 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Oct 26, 2021 EPSS Score
- Dec 27, 2021 EPSS Score
- Feb 4, 2022 EPSS Score
- Feb 28, 2022 EPSS Score
- May 1, 2022 EPSS Score
- Jul 3, 2022 EPSS Score
- Nov 6, 2022 EPSS Score
- Jan 8, 2023 EPSS Score
- Mar 11, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2019-19269 third-party-advisory
- https://github.com/proftpd/proftpd/issues/861 third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2019-19269 third-party-advisory