CVE-2023-27560 — HIGH (7.5)

Q: What is CVE-2023-27560?

CVE-2023-27560 is a vulnerability with a CVSS score of 7.5 (HIGH). Math/PrimeField.php in phpseclib 3.x before 3.0.19 has an infinite loop with composite primefields.

Q: How severe is CVE-2023-27560?

CVE-2023-27560 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2023-27560?

Check the references section above for vendor advisories and patch information. Affected products include: Phpseclib Phpseclib.

Vulnerability Description

Math/PrimeField.php in phpseclib 3.x before 3.0.19 has an infinite loop with composite primefields.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Phpseclib	Phpseclib	>= 3.0.0, < 3.0.19

Related Weaknesses (CWE)

CWE-835

References

https://github.com/phpseclib/phpseclib/commit/6298d1cd55c3ffa44533bd41906caec246Patch
https://github.com/phpseclib/phpseclib/releases/tag/3.0.19Release Notes
https://github.com/phpseclib/phpseclib/commit/6298d1cd55c3ffa44533bd41906caec246Patch
https://github.com/phpseclib/phpseclib/releases/tag/3.0.19Release Notes

FAQ

What is CVE-2023-27560?

CVE-2023-27560 is a vulnerability with a CVSS score of 7.5 (HIGH). Math/PrimeField.php in phpseclib 3.x before 3.0.19 has an infinite loop with composite primefields.

How severe is CVE-2023-27560?

CVE-2023-27560 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-27560?

Check the references section above for vendor advisories and patch information. Affected products include: Phpseclib Phpseclib.