CVE-2020-1934: Medium severity Apache HTTP Server vulnerability

Published Apr 1, 2020
·
Updated

A flaw was found in Apache's HTTP server (httpd) .The modproxyftp module may use uninitialized memory with proxying to a malicious FTP server. The highest threat from this vulnerability is to data confidentiality.

Other sources

In Apache HTTP Server 2.4.0 to 2.4.41, modproxyftp may use uninitialized memory when proxying to a malicious FTP server.

Affected Software

31 affected componentsFixes available
redhat/jbcs-httpd24-curl<0:7.64.1-36.jbcs.el6
0:7.64.1-36.jbcs.el6
redhat/jbcs-httpd24-httpd<0:2.4.37-57.jbcs.el6
0:2.4.37-57.jbcs.el6
redhat/jbcs-httpd24-nghttp2<0:1.39.2-25.jbcs.el6
0:1.39.2-25.jbcs.el6
redhat/jbcs-httpd24-curl<0:7.64.1-36.jbcs.el7
0:7.64.1-36.jbcs.el7
redhat/jbcs-httpd24-httpd<0:2.4.37-57.jbcs.el7
0:2.4.37-57.jbcs.el7
redhat/jbcs-httpd24-nghttp2<0:1.39.2-25.jbcs.el7
0:1.39.2-25.jbcs.el7
redhat/jbcs-httpd24-openssl-pkcs11<0:0.4.10-7.jbcs.el7
0:0.4.10-7.jbcs.el7
redhat/httpd<0:2.4.6-95.el7
0:2.4.6-95.el7
Apache HTTP Server>=2.4.0<=2.4.41
Fedoraproject Fedora=31
Fedoraproject Fedora=32
Debian Debian Linux=9.0
Debian Debian Linux=10.0
Canonical Ubuntu Linux=16.04
Canonical Ubuntu Linux=18.04
Canonical Ubuntu Linux=20.04
openSUSE Leap=15.1
Oracle Communications Element Manager=8.1.1
Oracle Communications Element Manager=8.2.0
Oracle Communications Element Manager=8.2.1
Oracle Communications Session Report Manager=8.1.1
Oracle Communications Session Report Manager=8.2.0
Oracle Communications Session Report Manager=8.2.1
Oracle Communications Session Route Manager=8.1.1
Oracle Communications Session Route Manager=8.2.0
Oracle Communications Session Route Manager=8.2.1
Oracle Enterprise Manager Ops Center=12.4.0.0
Oracle Instantis Enterprisetrack>=17.1<=17.3
Oracle ZFS Storage Appliance Kit=8.8
redhat/httpd<2.4.42
2.4.42
debian/apache2
2.4.62-1~deb11u12.4.67-1~deb11u32.4.68-1~deb12u12.4.67-1~deb12u32.4.68-1~deb13u12.4.67-1~deb13u32.4.68-1

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade redhat/jbcs-httpd24-curl to a version that resolves this vulnerability.

    Fixed in 0:7.64.1-36.jbcs.el6
  2. Upgrade

    Upgrade redhat/jbcs-httpd24-httpd to a version that resolves this vulnerability.

    Fixed in 0:2.4.37-57.jbcs.el6
  3. Upgrade

    Upgrade redhat/jbcs-httpd24-nghttp2 to a version that resolves this vulnerability.

    Fixed in 0:1.39.2-25.jbcs.el6
  4. Upgrade

    Upgrade redhat/jbcs-httpd24-curl to a version that resolves this vulnerability.

    Fixed in 0:7.64.1-36.jbcs.el7
  5. Upgrade

    Upgrade redhat/jbcs-httpd24-httpd to a version that resolves this vulnerability.

    Fixed in 0:2.4.37-57.jbcs.el7
  6. Upgrade

    Upgrade redhat/jbcs-httpd24-nghttp2 to a version that resolves this vulnerability.

    Fixed in 0:1.39.2-25.jbcs.el7
  7. Upgrade

    Upgrade redhat/jbcs-httpd24-openssl-pkcs11 to a version that resolves this vulnerability.

    Fixed in 0:0.4.10-7.jbcs.el7
  8. Upgrade

    Upgrade redhat/httpd to a version that resolves this vulnerability.

    Fixed in 0:2.4.6-95.el7
  9. Upgrade

    Upgrade redhat/httpd to a version that resolves this vulnerability.

    Fixed in 2.4.42
  10. Upgrade

    Upgrade debian/apache2 to a version that resolves this vulnerability.

    Fixed in 2.4.62-1~deb11u1Fixed in 2.4.67-1~deb11u3Fixed in 2.4.68-1~deb12u1Fixed in 2.4.67-1~deb12u3Fixed in 2.4.68-1~deb13u1Fixed in 2.4.67-1~deb13u3Fixed in 2.4.68-1
  11. Upgrade

    Upgrade apache/httpd mod_proxy_ftp to a version that resolves this vulnerability.

    Fixed in 2.4.42

Event History

Apr 1, 2020
CVE Published
12:00 AM
CVE Published
via MITRE·07:22 PM
Data Sourced
via MITRE·07:22 PM
DescriptionWeakness
Data Sourced
via NVD·08:15 PM
RemedyDescriptionSeverityWeaknessAffected Software
Apr 3, 2020
Data Sourced
via Red Hat·08:38 PM
DescriptionSeverityAffected Software
Feb 23, 2026
Data Sourced
via Ubuntu·06:47 PM
RemedyDescriptionSeverityAffected Software
Data Sourced
via Launchpad·06:48 PM
Description
Jul 16, 2026
Data Sourced
via Debian·11:38 AM
DescriptionAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Frequently Asked Questions

1

What is the severity of CVE-2020-1934?

The severity of CVE-2020-1934 is medium with a severity value of 5.3.

2

How does CVE-2020-1934 affect Apache HTTP Server versions?

CVE-2020-1934 affects Apache HTTP Server versions 2.4.0 to 2.4.41.

3

What is the highest threat from CVE-2020-1934?

The highest threat from CVE-2020-1934 is to data confidentiality.

4

How can I fix CVE-2020-1934 on Apache HTTP Server?

To fix CVE-2020-1934 on Apache HTTP Server, upgrade to version 2.4.42.

5

Where can I find more information about CVE-2020-1934?

You can find more information about CVE-2020-1934 at the following references: [Link1](https://httpd.apache.org/security/vulnerabilities_24.html), [Link2](https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1820776), [Link3](https://svn.apache.org/viewvc?view=revision&revision=1873745).

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