CVE-2024-37877: Out-of-bounds Read (CVSS 5.5)

Description

UERANSIM before 3.2.6 allows out-of-bounds read when a RLS packet is sent to gNodeB with malformed PDU length. This occurs in function readOctetString in src/utils/octet_view.cpp and in function DecodeRlsMessage in src/lib/rls/rls_pdu.cpp

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CVSS v3.1 Score

5.5

MEDIUM

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

Weakness Type (CWE)

CWE-125 Out-of-bounds Read

References

Other References

https://github.com/f4rs1ght/vuln-research/tree/main/CVE-2024-37877 https://github.com/f4rs1ght/vuln-research/tree/main/CVE-2024-37877

Frequently Asked Questions

What is CVE-2024-37877? +

UERANSIM before 3.2.6 allows out-of-bounds read when a RLS packet is sent to gNodeB with malformed PDU length. This occurs in function readOctetString in src/utils/octet_view.cpp and in function DecodeRlsMessage in src/lib/rls/rls_pdu.cpp It has a CVSS v3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2024-37877? +

CVE-2024-37877 has a CVSS v3.1 score of 5.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

How do I check if I'm vulnerable to CVE-2024-37877? +

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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