CVE-2019-19269

Published: Nov 30, 2019 Last Modified: Nov 21, 2024 EU-VD ID: EUVD-2019-8895 Aliases: GSD-2019-19269
ExploitDB:
Other exploit source:
Google Dorks:
MEDIUM 4,9
Source: [email protected]
Attack Vector: network
Attack Complexity: low
Privileges Required: high
User Interaction: none
Scope: unchanged
Confidentiality: none
Integrity: none
Availability: high
MEDIUM 4,0
Source: [email protected]
Access Vector: network
Access Complexity: low
Authentication: single
Confidentiality: none
Integrity: none
Availability: partial

Description

AI Translation Available

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 (Exploit Prediction Scoring System)

Trend Analysis

EPSS (Exploit Prediction Scoring System)

Prevede la probabilità di sfruttamento basata su intelligence sulle minacce e sulle caratteristiche della vulnerabilità.

EPSS Score
0,0178
Percentile
0,8th
Updated

EPSS Score Trend (Last 90 Days)

476

NULL Pointer Dereference

Stable
Abstraction: Base Structure: Simple
Common Consequences
Security Scopes Affected:
Availability Integrity Confidentiality
Potential Impacts:
Dos: Crash, Exit, Or Restart Execute Unauthorized Code Or Commands Read Memory Modify Memory
Applicable Platforms
Languages: C, C#, C++, Go, Java
Likelihood of Exploit: Medium
View CWE Details
Application

Proftpd by Proftpd

Product Information
Vendor Proftpd
Product Proftpd
Version 1.3.6
cpe:2.3:a:proftpd:proftpd:1.3.6:beta:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Proftpd by Proftpd

Product Information
Vendor Proftpd
Product Proftpd
Version 1.3.6
cpe:2.3:a:proftpd:proftpd:1.3.6:rc3:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Proftpd by Proftpd

Product Information
Vendor Proftpd
Product Proftpd
Version 1.3.6
cpe:2.3:a:proftpd:proftpd:1.3.6:-:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Proftpd by Proftpd

Product Information
Vendor Proftpd
Product Proftpd
Version 1.3.6
cpe:2.3:a:proftpd:proftpd:1.3.6:alpha:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Fedora by Fedoraproject

Product Information
Vendor Fedoraproject
Product Fedora
Version 31
cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Proftpd by Proftpd

Product Information
Vendor Proftpd
Product Proftpd
Version 1.3.6
cpe:2.3:a:proftpd:proftpd:1.3.6:rc2:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Proftpd by Proftpd

Product Information
Vendor Proftpd
Product Proftpd
Version Range Affected
To 1.3.5e (inclusive)
cpe:2.3:a:proftpd:proftpd:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Fedora by Fedoraproject

Product Information
Vendor Fedoraproject
Product Fedora
Version 30
cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Proftpd by Proftpd

Product Information
Vendor Proftpd
Product Proftpd
Version 1.3.6
cpe:2.3:a:proftpd:proftpd:1.3.6:rc4:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Proftpd by Proftpd

Product Information
Vendor Proftpd
Product Proftpd
Version 1.3.6
cpe:2.3:a:proftpd:proftpd:1.3.6:rc1:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Debian Linux by Debian

Product Information
Vendor Debian
Product Debian Linux
Version 8.0
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
http://lists.opensuse.org/opensuse-security-announce/2020-0…
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00009.html
https://github.com/proftpd/proftpd/issues/861
Patch Third Party Advisory
https://github.com/proftpd/proftpd/issues/861
https://lists.debian.org/debian-lts-announce/2019/11/msg000…
Third Party Advisory
https://lists.debian.org/debian-lts-announce/2019/11/msg00039.html
https://lists.fedoraproject.org/archives/list/package-annou…
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapr…
https://lists.fedoraproject.org/archives/list/package-annou…
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapr…
https://security.gentoo.org/glsa/202003-35
https://security.gentoo.org/glsa/202003-35
https://www.oracle.com/security-alerts/cpuapr2020.html
https://www.oracle.com/security-alerts/cpuapr2020.html
http://lists.opensuse.org/opensuse-security-announce/2020-0…
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00009.html
https://github.com/proftpd/proftpd/issues/861
Patch Third Party Advisory
https://github.com/proftpd/proftpd/issues/861
https://lists.debian.org/debian-lts-announce/2019/11/msg000…
Third Party Advisory
https://lists.debian.org/debian-lts-announce/2019/11/msg00039.html
https://lists.fedoraproject.org/archives/list/package-annou…
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapr…
https://lists.fedoraproject.org/archives/list/package-annou…
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapr…
https://security.gentoo.org/glsa/202003-35
https://security.gentoo.org/glsa/202003-35
https://www.oracle.com/security-alerts/cpuapr2020.html
https://www.oracle.com/security-alerts/cpuapr2020.html