CVE-2023-37032: magma Memory Corruption — Exploit

Description

A Stack-based buffer overflow in the Mobile Management Entity (MME) of Magma versions <= 1.8.0 (fixed in v1.9 commit 08472ba98b8321f802e95f5622fa90fec2dea486) allows remote attackers to crash the MME with an unauthenticated cellphone by sending a NAS packet containing an oversized `Emergency Number List` Information Element.

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CVSS v3.1 Score

7.5

HIGH

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

Weakness Type (CWE)

CWE-787 Out-of-bounds Write

CWE-78 OS Command Injection

Affected Products

Vendor	Product	Versions
linuxfoundation	magma	< 1.8.0

References

Exploits

https://cellularsecurity.org/ransacked

Frequently Asked Questions

What is CVE-2023-37032? +

A Stack-based buffer overflow in the Mobile Management Entity (MME) of Magma versions <= 1.8.0 (fixed in v1.9 commit 08472ba98b8321f802e95f5622fa90fec2dea486) allows remote attackers to crash the MME with an unauthenticated cellphone by sending a NAS packet containing an oversized `Emergency Number List` Information Element. It has a CVSS v3.1 base score of 7.5 (HIGH).

How severe is CVE-2023-37032? +

CVE-2023-37032 has a CVSS v3.1 score of 7.5 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2023-37032? +

CVE-2023-37032 affects products from linuxfoundation, specifically: magma. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2023-37032? +

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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