CVE-2026-2968

Katalog CVE

CVSS 3.7 · Low EPSS 0,28%

Kerentanan Insufficient Verification of Data Authenticity pada cesanta mongoose. Skor CVSS 3.1 3.7 (Low) menurut vuldb.com.

Deskripsi (NVD)

A vulnerability was detected in Cesanta Mongoose up to 7.20. This impacts the function mg_chacha20_poly1305_decrypt of the file /src/tls_chacha20.c of the component Poly1305 Authentication Tag Handler. The manipulation results in improper verification of cryptographic signature. The attack may be launched remotely. This attack is characterized by high complexity. The exploitability is said to be difficult. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Rincian

Terbit di NVD

23 Februari 2026

Terakhir diubah

17 Juni 2026

Status NVD

Analyzed

CVSS 3.1

3.7 (Low), sumber vuldb.com
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-345: Insufficient Verification of Data Authenticity
CWE-347: Improper Verification of Cryptographic Signature

EPSS (30 hari)

0,28% peluang dieksploitasi; lebih tinggi dari 18,6% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://github.com/dwBruijn/CVEs/blob/main/Mongoose/ChaCha20Poly1305.md exploit · advisory pihak ketiga
• https://github.com/dwBruijn/CVEs/blob/main/Mongoose/ChaCha20Poly1305.md#poc exploit · advisory pihak ketiga
• https://vuldb.com/?id.347335 advisory pihak ketiga · vdb entry
• https://vuldb.com/?submit.757091 advisory pihak ketiga · vdb entry
• https://vuldb.com/?ctiid.347335 permissions required · vdb entry