In PyJWT 1.5.0 and below the `invalid_strings` check in `HMACAlgorithm.prepare_key` does not account for all PEM encoded public keys. Specifically, the PKCS1 PEM encoded format would be allowed because it is prefaced with the string `-----BEGIN RSA PUBLIC KEY-----` which is not accounted for. This enables symmetric/asymmetric key confusion attacks against users using the PKCS1 PEM encoded public keys, which would allow an attacker to craft JWTs from scratch.
원문출처 : https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2017-11424
원문출처 : https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2017-11424
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번호 | 제목 | 글쓴이 | 날짜 | 조회 수 |
---|---|---|---|---|
422 | CVE-2017-13140 (imagemagick) | 관리자 | 2017.08.27 | 8 |
421 | CVE-2017-13141 (imagemagick) | 관리자 | 2017.08.27 | 8 |
420 | CVE-2017-12858 (libzip) | 관리자 | 2017.08.27 | 8 |
419 | CVE-2017-13137 (formcraft) | 관리자 | 2017.08.27 | 8 |
418 | CVE-2017-12965 (apache2triad) | 관리자 | 2017.08.27 | 8 |
417 | CVE-2017-12970 (apache2triad) | 관리자 | 2017.08.27 | 8 |
416 | CVE-2017-13147 (graphicsmagick) | 관리자 | 2017.08.27 | 8 |
415 | CVE-2017-12136 | 관리자 | 2017.08.27 | 8 |
» | CVE-2017-11424 | 관리자 | 2017.08.27 | 8 |
413 | CVE-2017-12879 | 관리자 | 2017.08.27 | 8 |
412 | CVE-2015-7896 | 관리자 | 2017.08.27 | 8 |
411 | CVE-2015-5293 | 관리자 | 2017.08.27 | 8 |
410 | CVE-2015-7516 | 관리자 | 2017.08.27 | 8 |
409 | CVE-2015-4017 | 관리자 | 2017.08.27 | 8 |
408 | CVE-2015-5701 | 관리자 | 2017.08.27 | 8 |