CVE-2025-51823 — MEDIUM (6.5)

Vulnerability Description

libcsp 2.0 is vulnerable to Buffer Overflow in the csp_eth_init() function due to improper handling of the ifname parameter. The function uses strcpy to copy the interface name into a structure member (ctx->name) without validating the input length.

CVSS Score

6.5

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

LOW

Integrity

HIGH

Availability

NONE

Affected Products

Vendor	Product	Versions
Libcsp	Libcsp	2.0

Related Weaknesses (CWE)

CWE-120

References

https://github.com/libcsp/libcsp/issues/850Third Party Advisory
https://github.com/libcsp/libcsp/pull/852Patch

FAQ

What is CVE-2025-51823?

CVE-2025-51823 is a vulnerability with a CVSS score of 6.5 (MEDIUM). libcsp 2.0 is vulnerable to Buffer Overflow in the csp_eth_init() function due to improper handling of the ifname parameter. The function uses strcpy to copy the interface name into a structure member...

How severe is CVE-2025-51823?

CVE-2025-51823 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-51823?

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