CVE-2023-50981: High severity crypto++ vulnerability

Published Dec 18, 2023
·
Updated

ModularSquareRoot in Crypto++ (aka cryptopp) through 8.9.0 allows attackers to cause a denial of service (infinite loop) via crafted DER public-key data associated with squared odd numbers, such as the square of 268995137513890432434389773128616504853.

Affected Software

1 affected component
Cryptopp Crypto\+\+<=8.9.0

Event History

Dec 18, 2023
CVE Published
12:00 AM
Data Sourced
12:00 AM
Description

Frequently Asked Questions

1

What is the severity of CVE-2023-50981?

CVE-2023-50981 is classified as a denial of service vulnerability.

2

How do I fix CVE-2023-50981?

To mitigate CVE-2023-50981, upgrade Crypto++ to version 8.9.1 or later.

3

What exploit does CVE-2023-50981 present?

CVE-2023-50981 allows attackers to cause an infinite loop through crafted DER public-key data.

4

Which versions of Crypto++ are affected by CVE-2023-50981?

CVE-2023-50981 affects Crypto++ versions up to and including 8.9.0.

5

What types of keys can trigger CVE-2023-50981?

CVE-2023-50981 can be triggered by squared odd number public keys.

Contact

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