PT-2019-2954 · Apache+8 · Apache Subversion+8

Published 2019-07-31 · Updated 2024-06-15 · CVE-2019-0203

Positive Technologies (AI Summary)

CVSS v2.0

7.8

High

Base vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions Apache Subversion versions up to and including 1.9.10 Apache Subversion versions up to and including 1.10.4 Apache Subversion versions up to and including 1.12.0

Description The issue is related to the svnserve server process in Apache Subversion, which may exit when a client sends certain sequences of protocol commands, leading to disruption for users of the server. The vulnerability is also associated with a null pointer dereference. Exploitation of the vulnerability can allow a remote attacker to cause a denial of service.

Recommendations For Apache Subversion versions up to and including 1.9.10, update to a version that fixes the issue. For Apache Subversion versions up to and including 1.10.4, update to a version that fixes the issue. For Apache Subversion versions up to and including 1.12.0, update to a version that fixes the issue. As a temporary workaround, consider restricting access to the svnserve server process to minimize the risk of exploitation.

Fix

NULL Pointer Dereference

Improper Handling of Exceptional Conditions

Weakness Enumeration

CWE-476

CWE-755

Related Identifiers

ALSA-2019:2512

ALT-PU-2020-1641

ALT-PU-2020-2914

BDU:2019-02929

CESA-2019_2512

CVE-2019-0203

DLA-1903-1

DSA-4490-1

MGASA-2019-0243

OPENSUSE-SU-2019:1910-1

OPENSUSE-SU-2019_1910-1

OPENSUSE-SU-2024:11412-1

RHSA-2019:2512

RHSA-2019_2512

RLSA-2019:2512

SUSE-SU-2019:2031-1

SUSE-SU-2019:2032-1

USN-4082-1

USN-4082-2

USN-5445-1

Affected Products

Alt Linux

Almalinux

Apache Subversion

Centos

Linuxmint

Red Hat

Rocky Linux

Suse

Ubuntu

References · 80

• https://bdu.fstec.ru/vul/2019-02929 · Security Note
• https://osv.dev/vulnerability/MGASA-2019-0243 · Vendor Advisory
• https://osv.dev/vulnerability/ALPINE-CVE-2019-0203 · Vendor Advisory
• https://osv.dev/vulnerability/DSA-4490-1 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-17525 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2019-0203 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-2168 · Security Note
• https://osv.dev/vulnerability/openSUSE-SU-2024:11412-1 · Vendor Advisory
• https://bdu.fstec.ru/vul/2022-00306 · Security Note
• https://ubuntu.com/security/notices/USN-4082-1 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-9800 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2018-0203 · Vendor Advisory
• https://security-tracker.debian.org/tracker/DSA-4490-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2019-0203 · Vendor Advisory
• https://debian.org/security/2019/dsa-4490.ru.html · Vendor Advisory