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Kitploit
Kitploit
โ€ขadded 2026/09/21 11:23 p.m.โ€ข11 views

CVE-2022-21449

CVE-2022-21449 repo showcasing generation of a base64 signature for applications that are vulnerable to "psychic signatures in java", implemented in a nodejs environment ๐Ÿ˜… Before running make sure to install the modified fork of elliptic from https://github.com/davwwwx/elliptic root@kitploit: $ n...

7.5CVSS7.6AI score0.60336EPSS
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Kitploit
Kitploit
โ€ขadded 2026/09/21 1:39 p.m.โ€ข7 views

CVE-2022-21449-TLS-PoC

CVE-2022-21449-TLS-PoC CVE-2022-21449 Neil Madden์˜ ์ทจ์•ฝ์  ๊ธ€์—์„œ Psychic Signatures๋ผ๊ณ ๋„ ๋ถˆ๋ฆผ ์ทจ์•ฝํ•œ ํด๋ผ์ด์–ธํŠธ์™€ ์•…์˜์ ์ธ TLS ์„œ๋ฒ„๋ฅผ ์‚ฌ์šฉํ•œ ๊ฐœ๋… ์ฆ๋ช…PoC์ž…๋‹ˆ๋‹ค. ์•…์˜์ ์ธ ์„œ๋ฒ„๋Š” www.google.com์— ๋Œ€ํ•œ ์œ ํšจํ•œ2022-04-20 ๊ธฐ์ค€ ์ธ์ฆ์„œ ์ฒด์ธ์„ ์ œ์‹œํ•˜๋ฉฐ, ์ด ์ฒด์ธ์—๋Š” ECDSA ๊ณต๊ฐœ ํ‚คsecp256r1๊ฐ€ ํฌํ•จ๋˜์–ด ์žˆ์Šต๋‹ˆ๋‹ค. ๊ทธ๋Ÿฌ๋‚˜ crypto/ecdsa ํŒจํ‚ค์ง€๊ฐ€ ์ˆ˜์ •๋˜์–ด r = s = 0์ธ ์ž˜๋ชป๋œ ์„œ๋ช…์„ ์ œ์‹œํ•ฉ๋‹ˆ๋‹ค. ์ทจ์•ฝํ•œ ํด๋ผ์ด์–ธํŠธ๋Š” ์ด ์ž˜๋ชป๋œ ์„œ๋ช…์„...

7.5CVSS7.2AI score0.60336EPSS
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Kitploit
Kitploit
โ€ขadded 2026/09/20 3:41 a.m.โ€ข7 views

psychic-signatures

CVE-2022-21449: Psychic Signatures in Java...

7.5CVSS7.3AI score0.60336EPSS
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CheckPoint Security
CheckPoint Security
โ€ขadded 2022/04/25 12:00 a.m.โ€ข54 views

Check Point Response to CVE-2022-21449 - Java "Psychic Signatures"

Symptoms - On April 20, 2022, security researcher Neil Madden published a blog post in which he provided details about a newly disclosed vulnerability in Java, CVE-2022-21449 or "Psychic Signatures". This security vulnerability originates in an incorrect implementation of the ECDSA signature...

7.5CVSS7.6AI score0.60336EPSS
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