CVE-2019-19905: Buffer Overflow

Published Dec 19, 2019
·
Updated

NetHack 3.6.x before 3.6.4 is prone to a buffer overflow vulnerability when reading very long lines from configuration files. This affects systems that have NetHack installed suid/sgid, and shared systems that allow users to upload their own configuration files.

Affected Software

15 affected componentsFixes available
NetHack NetHack>=3.6.0<3.6.4
alpine/nethack>=3.6.0<3.6.4-r0
3.6.4-r0
alpine/nethack>=3.6.0<3.6.4-r0
3.6.4-r0
alpine/nethack>=3.6.0<3.6.4-r0
3.6.4-r0
alpine/nethack>=3.6.0<3.6.4-r0
3.6.4-r0
alpine/nethack>=3.6.0<3.6.4-r0
3.6.4-r0
alpine/nethack>=3.6.0<3.6.4-r0
3.6.4-r0
alpine/nethack>=3.6.0<3.6.4-r0
3.6.4-r0
alpine/nethack>=3.6.0<3.6.4-r0
3.6.4-r0
alpine/nethack>=3.6.0<3.6.4-r0
3.6.4-r0
alpine/nethack>=3.6.0<3.6.4-r0
3.6.4-r0
alpine/nethack>=3.6.0<3.6.4-r0
3.6.4-r0
alpine/nethack>=3.6.0<3.6.4-r0
3.6.4-r0
alpine/nethack>=3.6.0<3.6.4-r0
3.6.4-r0
alpine/nethack>=3.6.0<3.6.4-r0
3.6.4-r0

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade alpine/nethack to a version that resolves this vulnerability.

    Fixed in 3.6.4-r0
  2. Upgrade

    Upgrade NetHack to a version that resolves this vulnerability.

    Fixed in 3.6.4

Event History

Dec 19, 2019
CVE Published
via MITRE·05:39 PM
Data Sourced
via MITRE·05:39 PM
Description
Data Sourced
via NVD·06:15 PM
RemedyDescriptionSeverityWeaknessAffected Software
Data Sourced
via OSV·06:15 PM
DescriptionSeverityAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2019-19905?

CVE-2019-19905 is considered a medium severity vulnerability due to its potential to cause buffer overflow issues.

2

How do I fix CVE-2019-19905?

To fix CVE-2019-19905, upgrade NetHack to version 3.6.4 or later.

3

What versions of NetHack are affected by CVE-2019-19905?

CVE-2019-19905 affects NetHack versions before 3.6.4.

4

Who is at risk from CVE-2019-19905?

Users of NetHack installed with suid/sgid permissions or on shared systems allowing configuration file uploads are at risk.

5

What type of vulnerability is CVE-2019-19905?

CVE-2019-19905 is a buffer overflow vulnerability related to handling long lines in configuration files.

Company

Resources

Contact

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