CVE-2023-3247

Missing error check and insufficient random bytes in HTTP Digest authentication for SOAP

Published Jul 22, 2023 CVSS 3.1 · 2.6 Low EPSS < 1% KEV · Not listed
Description
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. 

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-3458-1 php7.3 security update
EUVD EUVD EUVD-2023-43923 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. 
Ubuntu USN Ubuntu USN USN-6199-1 PHP vulnerability
Ubuntu USN Ubuntu USN USN-6199-2 PHP vulnerability
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
php
Published
Updated
Oct 15, 2024, 8:34 PM
Reserved
Jun 14, 2023, 4:24 PM
Status
Modified
Published
Jul 22, 2023, 5:15 AM
Modified
Jun 17, 2026, 6:13 AM
Severity
Moderate
Public date
Jul 3, 2023, 12:00 AM