What is CVE-2021-26730?

CVE-2021-26730 is a critical-severity vulnerability in Lanner Inc Iac-ast2500a, classified under Stack-based Buffer Overflow. CVSS score: 10.0/10. Published 2022-10-24.

How severe is CVE-2021-26730?

Critical severity. CVSS v3 base score is 10.0 out of 10.

Buffer overflow in Lanner Inc Iac-ast2500a

CVE-2021-26730

A stack-based buffer overflow vulnerability in a subfunction of the Login_handler_func function of spx_restservice allows an attacker to execute arbitrary code with the same privileges as the server user (root). This issue affects: Lanner…

Vulnerability class: Buffer Overflow

EPSS: 0.010 (57.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.

Affected products

Lanner Inc Iac-ast2500a — versions 1.10.0
Lannerinc Iac-ast2500a
Lannerinc Iac-ast2500a_firmware — versions 1.10.0

Weakness classification (CWE)

References

prodsec@nozominetworks.com (Third Party Advisory)
prodsec@nozominetworks.com (Third Party Advisory)

Frequently asked questions

What is CVE-2021-26730?: CVE-2021-26730 is a critical-severity vulnerability in Lanner Inc Iac-ast2500a, classified under Stack-based Buffer Overflow. CVSS score: 10.0/10. Published 2022-10-24.
How severe is CVE-2021-26730?: Critical severity. CVSS v3 base score is 10.0 out of 10.