CVE-2020-5209

CVSS V2 Medium 4.6 CVSS V3 High 7.8
Description
In NetHack before 3.6.5, unknown options starting with -de and -i can cause a buffer overflow resulting in a crash or remote code execution/privilege escalation. This vulnerability affects systems that have NetHack installed suid/sgid and shared systems that allow users to influence command line options. Users should upgrade to NetHack 3.6.5.
Overview
  • CVE ID
  • CVE-2020-5209
  • Assigner
  • security-advisories@github.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2020-01-28T18:15:11
  • Last Modified Date
  • 2020-02-03T18:10:47
Weakness Enumerations
CWE URL
CWE-120 http://cwe.mitre.org/data/definitions/120.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:nethack:nethack:*:*:*:*:*:*:*:* 1 OR 3.6.5
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:L/Au:N/C:P/I:P/A:P
  • Access Vector
  • LOCAL
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • PARTIAL
  • Base Score
  • 4.6
  • Severity
  • MEDIUM
  • Exploitability Score
  • 3.9
  • Impact Score
  • 6.4
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 7.8
  • Base Severity
  • HIGH
  • Exploitability Score
  • 1.8
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://github.com/NetHack/NetHack/security/advisories/GHSA-fw72-r8xm-45p8 Third Party Advisory
https://github.com/NetHack/NetHack/commit/f3def5c0b999478da2d0a8f0b6a7c370a2065f77 Patch
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2020-5209
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-5209
History
Created Old Value New Value Data Type Notes
2022-05-10 16:51:13 Added to TrackCVE
2022-12-04 10:19:55 2020-01-28T18:15Z 2020-01-28T18:15:11 CVE Published Date updated
2022-12-04 10:19:55 2020-02-03T18:10:47 CVE Modified Date updated
2022-12-04 10:19:55 Analyzed Vulnerability Status updated