CVE-2024-37371

CRITICAL

Published Jun 28, 2024 Modified May 12, 2026 CWE-125

Description

In MIT Kerberos 5 (aka krb5) before 1.21.3, an attacker can cause invalid memory reads during GSS message token handling by sending message tokens with invalid length fields.

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CVSS v3.1 Score

9.1

CRITICAL

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

Weakness Type (CWE)

CWE-125 Out-of-bounds Read

Affected Products

Vendor	Product	Versions
mit	kerberos_5	< 1.21.3
debian	debian_linux	All
debian	debian_linux	All

References

Advisories & Patches

https://github.com/krb5/krb5/commit/55fbf435edbe2e92dd8101669b1ce7144bc96fef https://web.mit.edu/kerberos/www/advisories/ https://github.com/krb5/krb5/commit/55fbf435edbe2e92dd8101669b1ce7144bc96fef https://web.mit.edu/kerberos/www/advisories/

Other References

https://security.netapp.com/advisory/ntap-20241108-0009/ https://security.netapp.com/advisory/ntap-20250124-0010/ https://cert-portal.siemens.com/productcert/html/ssa-082556.html

Frequently Asked Questions

What is CVE-2024-37371? +

In MIT Kerberos 5 (aka krb5) before 1.21.3, an attacker can cause invalid memory reads during GSS message token handling by sending message tokens with invalid length fields. It has a CVSS v3.1 base score of 9.1 (CRITICAL).

How severe is CVE-2024-37371? +

CVE-2024-37371 has a CVSS v3.1 score of 9.1 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately.

What products are affected by CVE-2024-37371? +

CVE-2024-37371 affects products from debian, mit, specifically: debian_linux, kerberos_5. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-37371? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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