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Github Security Blog
Github Security Blog
•added 2021/09/29 5:09 p.m.•51 views

File reference keys leads to incorrect hashes on HMAC algorithms

Impact Users of HMAC-based algorithms HS256, HS384, and HS512 combined with Lcobucci\JWT\Signer\Key\LocalFileReference as key are having their tokens issued/validated using the file path as hashing key - instead of the contents. The HMAC hashing functions take any string as input and, since users...

4.4CVSS1.7AI score0.00205EPSS
SaveExploits0References6Affected Software1
osv_ghsa
osv_ghsa
•added 2021/09/29 5:09 p.m.•84 views

GHSA-7322-JRQ4-X5HF File reference keys leads to incorrect hashes on HMAC algorithms

Impact Users of HMAC-based algorithms HS256, HS384, and HS512 combined with Lcobucci\JWT\Signer\Key\LocalFileReference as key are having their tokens issued/validated using the file path as hashing key - instead of the contents. The HMAC hashing functions take any string as input and, since users...

4.4CVSS4.4AI score0.00205EPSS
SaveExploits0References6
Friends Of PHP
Friends Of PHP
•added 2021/09/28 7:36 p.m.•40 views

CVE-2021-41106: File reference keys leads to incorrect hashes on HMAC algorithms

Description Impact Users of HMAC-based algorithms HS256, HS384, and HS512 combined with Lcobucci\JWT\Signer\Key\LocalFileReference as key are having their tokens issued/validated using the file path as hashing key - instead of the contents. The HMAC hashing functions take any string as input and,...

2.1CVSS0.2AI score0.00205EPSS
SaveExploits0Affected Software1
Friends Of PHP
Friends Of PHP
•added 2021/09/28 7:36 p.m.•56 views

CVE-2021-41106: File reference keys leads to incorrect hashes on HMAC algorithms

Impact Users of HMAC-based algorithms HS256, HS384, and HS512 combined with Lcobucci\JWT\Signer\Key\LocalFileReference as key are having their tokens issued/validated using the file path as hashing key - instead of the contents. The HMAC hashing functions take any string as input and, since users...

4.4CVSS4.4AI score0.00205EPSS
SaveExploits0Affected Software1
Positive Technologies
Positive Technologies
•added 2021/09/28 12:00 a.m.•8 views

PT-2021-23093

Name of the Vulnerable Software and Affected Versions lcobucci/jwt versions prior to 3.4.6 lcobucci/jwt versions prior to 4.0.4 lcobucci/jwt versions prior to 4.1.5 Description The issue affects users of HMAC-based algorithms, specifically HS256, HS384, and HS512, when combined with...

4.4CVSS0.00205EPSS
SaveExploits0References10
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