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Medium severity5.0NVD Advisory· Published Jan 28, 2020· Updated Jun 17, 2026

CVE-2020-5209

CVE-2020-5209

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

3
  • Nethack/Nethack3 versions
    cpe:2.3:a:nethack:nethack:*:*:*:*:*:*:*:*+ 2 more
    • cpe:2.3:a:nethack:nethack:*:*:*:*:*:*:*:*range: <3.6.5
    • (no CPE)range: <3.6.5
    • (no CPE)range: < 3.6.5

Patches

Vulnerability mechanics

References

2

News mentions

0

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