CVE-2026-20290

Katalog CVE

CVSS 5.8 · Medium EPSS 0,19%

Kerentanan Buffer Access with Incorrect Length Value. Skor CVSS 3.1 5.8 (Medium) menurut cisco.com.

Deskripsi (NVD)

A vulnerability in SSL/TLS certificate parsing in the Snort 2 Detection Engine of Cisco Secure Firewall Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause the Snort 2 Detection Engine to restart. This vulnerability is due to incomplete validation of the SSL certificate. An attacker could exploit this vulnerability by sending a crafted SSL connection setup request to be parsed by Snort 2. A successful exploit could allow the attacker to cause the Snort 2 Detection Engine to restart unexpectedly, resulting in a denial of service (DoS) condition.

Rincian

Terbit di NVD

16 September 2026

Terakhir diubah

18 September 2026

Status NVD

Awaiting Analysis

CVSS 3.1

5.8 (Medium), sumber cisco.com
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-805: Buffer Access with Incorrect Length Value

EPSS (30 hari)

0,19% peluang dieksploitasi; lebih tinggi dari 7,9% CVE lain

Produk dan versi terdampak

NVD belum mencantumkan data produk (CPE) untuk CVE ini. Produk yang terdampak biasanya disebut di deskripsi dan di advisory vendor pada daftar referensi.

Referensi dan perbaikan

• https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ftd-snort2-ssldos-Mw7WY...