15 lines
505 B
Text
15 lines
505 B
Text
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rule EXPL_CVE_2021_31166_Accept_Encoding_May21_1 {
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meta:
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description = "Detects malformed Accept-Encoding header field as used in code exploiting CVE-2021-31166"
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author = "Florian Roth (Nextron Systems)"
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reference = "https://github.com/0vercl0k/CVE-2021-31166"
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date = "2021-05-21"
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score = 70
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id = "d0a79cdc-f3ee-58f9-805c-ec9eb7993315"
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strings:
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$xr1 = /[Aa]ccept\-[Ee]ncoding: [a-z\-]{1,16},([a-z\-\s]{1,16},|)*[\s]{1,20},/
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condition:
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1 of them
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}
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