CVE-2021-26728

Katalog CVE

CVSS 9.8 · Critical EPSS 2,4%

Kerentanan Improper Control of Generation of Code ('Code Injection') pada lannerinc iac-ast2500a firmware. Skor CVSS 3.1 9.8 (Critical) menurut NVD.

Deskripsi (NVD)

Command injection and stack-based buffer overflow vulnerabilities in the KillDupUsr_func function of spx_restservice allow an attacker to execute arbitrary code with the same privileges as the server user (root). This issue affects: Lanner Inc IAC-AST2500A standard firmware version 1.10.0.

Rincian

Terbit di NVD

24 Oktober 2022

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

9.8 (Critical), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-94: Improper Control of Generation of Code ('Code Injection')
CWE-121: Stack-based Buffer Overflow
CWE-77: Improper Neutralization of Special Elements used in a Command ('Command Injection')
CWE-787: Out-of-bounds Write

EPSS (30 hari)

2,4% peluang dieksploitasi; lebih tinggi dari 83,5% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://www.nozominetworks.com/blog/vulnerabilities-in-bmc-firmware-affect-ot-iot-device-security-part-1/ advisory pihak ketiga
• https://www.nozominetworks.com/labs/vulnerability-advisories/cve-2021-26728/ advisory pihak ketiga