USN-3627-1: Apache HTTP Server vulnerabilities

Published Apr 19, 2018
·
Updated

Alex Nichols and Jakob Hirsch discovered that the Apache HTTP Server modauthnzldap module incorrectly handled missing charset encoding headers. A remote attacker could possibly use this issue to cause the server to crash, resulting in a denial of service. (CVE-2017-15710) Elar Lang discovered that the Apache HTTP Server incorrectly handled certain characters specified in . A remote attacker could possibly use this issue to upload certain files, contrary to expectations. (CVE-2017-15715) It was discovered that the Apache HTTP Server modsession module incorrectly handled certain headers. A remote attacker could possibly use this issue to influence session data. (CVE-2018-1283) Robert Swiecki discovered that the Apache HTTP Server incorrectly handled certain requests. A remote attacker could possibly use this issue to cause the server to crash, leading to a denial of service. (CVE-2018-1301) Robert Swiecki discovered that the Apache HTTP Server modcachesocache module incorrectly handled certain headers. A remote attacker could possibly use this issue to cause the server to crash, leading to a denial of service. (CVE-2018-1303) Nicolas Daniels discovered that the Apache HTTP Server incorrectly generated the nonce when creating HTTP Digest authentication challenges. A remote attacker could possibly use this issue to replay HTTP requests across a cluster of servers. (CVE-2018-1312)

Affected Software

7 affected componentsFixes available
Apache HTTP Server
All of the following
ubuntu/apache2-bin<2.4.27-2ubuntu4.1
2.4.27-2ubuntu4.1
Ubuntu Ubuntu=17.10
All of the following
ubuntu/apache2-bin<2.4.18-2ubuntu3.8
2.4.18-2ubuntu3.8
Ubuntu Ubuntu=16.04
All of the following
ubuntu/apache2-bin<2.4.7-1ubuntu4.20
2.4.7-1ubuntu4.20
Ubuntu Ubuntu=14.04

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade ubuntu/apache2-bin to a version that resolves this vulnerability.

    Fixed in 2.4.27-2ubuntu4.1
  2. Upgrade

    Upgrade ubuntu/apache2-bin to a version that resolves this vulnerability.

    Fixed in 2.4.18-2ubuntu3.8
  3. Upgrade

    Upgrade ubuntu/apache2-bin to a version that resolves this vulnerability.

    Fixed in 2.4.7-1ubuntu4.20

Event History

Apr 19, 2018
Advisory Published
via Ubuntu·12:00 AM
Data Sourced
via Ubuntu·12:00 AM
DescriptionAffected Software

Child vulnerabilities

Contains the following vulnerabilities.

Frequently Asked Questions

1

What is the vulnerability ID for this advisory?

The vulnerability ID for this advisory is USN-3627-1.

2

What is the severity of USN-3627-1?

The severity of USN-3627-1 is not specified in the information provided.

3

How does the Apache HTTP Server vulnerabilities impact servers?

The Apache HTTP Server vulnerabilities can cause the server to crash, resulting in a denial of service.

4

Which versions of Apache HTTP Server are affected?

Apache HTTP Server versions 2.4.27-2ubuntu4.1, 2.4.18-2ubuntu3.8, and 2.4.7-1ubuntu4.20 are affected.

5

How can I fix the Apache HTTP Server vulnerabilities?

To fix the Apache HTTP Server vulnerabilities, update to the recommended versions: 2.4.27-2ubuntu4.1, 2.4.18-2ubuntu3.8, or 2.4.7-1ubuntu4.20.

Contact

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