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Critical severity9.8NVD Advisory· Published Apr 19, 2019· Updated Jun 17, 2026

CVE-2018-20817

CVE-2018-20817

Description

SV_SteamAuthClient in various Activision Infinity Ward Call of Duty games before 2015-08-11 is missing a size check when reading authBlob data into a buffer, which allows one to execute code on the remote target machine when sending a steam authentication request. This affects Call of Duty: Modern Warfare 2, Call of Duty: Modern Warfare 3, Call of Duty: Ghosts, Call of Duty: Advanced Warfare, Call of Duty: Black Ops 1, and Call of Duty: Black Ops 2.

AI Insight

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

Affected products

7
  • Activision/Call Of Duty\7 versions
    cpe:2.3:a:activision:call_of_duty\:_advanced_warfare:-:*:*:*:*:*:*:*+ 6 more
    • cpe:2.3:a:activision:call_of_duty\:_advanced_warfare:-:*:*:*:*:*:*:*
    • cpe:2.3:a:activision:call_of_duty\:_black_ops_1:-:*:*:*:*:*:*:*
    • cpe:2.3:a:activision:call_of_duty\:_blacks_ops_2:-:*:*:*:*:*:*:*
    • cpe:2.3:a:activision:call_of_duty\:_ghosts:-:*:*:*:*:*:*:*
    • cpe:2.3:a:activision:call_of_duty\:_modern_warfare_2:-:*:*:*:*:*:*:*
    • cpe:2.3:a:activision:call_of_duty\:_modern_warfare_3:-:*:*:*:*:*:*:*
    • (no CPE)range: <2015-08-11

Patches

Vulnerability mechanics

References

1

News mentions

0

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