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osvGoogleOSV:BIT-PHP-2023-3247
HistoryMar 06, 2024 - 11:01 a.m.

BIT-php-2023-3247

2024-03-0611:01:40
Google
osv.dev
13
php
soap
http
digest authentication
vulnerability
random value
generator
disclosure
uninitialized memory
client
server

4.6 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

13.3%

In PHP versions 8.0.* before 8.0.29, 8.1.* before 8.1.20, 8.2.* before 8.2.7 when using SOAP HTTP Digest Authentication, random value generator was not checked for failure, and was using narrower range of values than it should have. In case of random generator failure, it could lead to a disclosure of 31 bits of uninitialized memory from the client to the server, and it also made easier to a malicious server to guess the client’s nonce.

CPENameOperatorVersion
phpge8.1.0
phplt8.0.29
phplt8.1.20
phplt8.2.7
phpge8.2.0
phpge8.0.0