CVE-2023-37008

Public Exploit

Description

Open5GS MME versions <= 2.6.4 contain a buffer overflow in the ASN.1 deserialization function of the S1AP handler. This buffer overflow causes type confusion in decoded fields, leading to invalid parsing and freeing of memory. An attacker may use this to crash an MME or potentially execute code in certain circumstances.

Category

5.3
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.02%
Third-Party Advisory cellularsecurity.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://cellularsecurity.org/ransacked third party advisory exploit technical description

Frequently Asked Questions

What is the severity of CVE-2023-37008?
CVE-2023-37008 has been scored as a medium severity vulnerability.
How to fix CVE-2023-37008?
To fix CVE-2023-37008, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-37008 being actively exploited in the wild?
It is possible that CVE-2023-37008 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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