SB2024022726 - Multiple vulnerabilities in phpseclib

Description

This security bulletin contains information about 2 vulnerabilities.

1) Input validation error (CVE-ID: CVE-2024-27354)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input in isPrime() and randomPrime() functions. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.

2) Input validation error (CVE-ID: CVE-2024-27355)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Remediation

Install update from vendor's website.

References

• https://github.com/phpseclib/phpseclib/releases/tag/3.0.36
• https://github.com/phpseclib/phpseclib/releases/tag/2.0.47
• https://github.com/phpseclib/phpseclib/releases/tag/1.0.23
• https://github.com/phpseclib/phpseclib/security/advisories/GHSA-2528-jw5q-ww88
• https://github.com/phpseclib/phpseclib/security/advisories/GHSA-f2qx-66wf-wvvx