CVE-2023-49316
CVSS 3.1 Score 7.5 of 10 (high)
Details
Published Nov 27, 2023
Updated: Dec 1, 2023
CWE ID 834
Summary
CVE-2023-49316 is a denial-of-service vulnerability affecting the Math/BinaryField.php file in phpseclib 3 versions prior to 3.0.34. When handling large degrees in certain mathematical operations, the software experiences excessive resource consumption, leading to a denial of service condition. Attackers can exploit this issue by supplying unusually large values to trigger the unwanted behavior, potentially causing service disruptions. It is recommended that users update to the latest phpseclib version to mitigate this vulnerability.
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