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CVE-2019-19905

Good to know:

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Date: December 19, 2019

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.

Language: C

Severity Score

Related Resources (10)

https://github.com/NetHack/NetHack/commit/f001de79542b8c38b1f8e6d7eaefbbd28ab94b47
https://people.canonical.com/~ubuntu-security/cve/CVE-2019-19905
https://bugs.debian.org/947005
https://nvd.nist.gov/vuln/detail/CVE-2019-19905
https://security-tracker.debian.org/tracker/CVE-2019-19905
https://security.alpinelinux.org/vuln/CVE-2019-19905
https://github.com/NetHack/NetHack/security/advisories/GHSA-3cm7-rgh5-9pq5
https://nethack.org/security/
https://github.com/NetHack/NetHack/commit/f4a840a48f4bcf11757b3d859e9d53cc9d5ef226
https://www.mend.io/vulnerability-database/CVE-2019-19905

Severity Score

Weakness Type (CWE)

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

CWE-120

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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