CVE-2022-24402— Intentionally weakened effective strength in TETRA TEA1
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I. Basic Information for CVE-2022-24402
Vulnerability Information
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Vulnerability Title
Intentionally weakened effective strength in TETRA TEA1
Source: NVD (National Vulnerability Database)
Vulnerability Description
The TETRA TEA1 keystream generator implements a key register initialization function that compresses the 80-bit key to only 32 bits for usage during the keystream generation phase, which is insufficient to safeguard against exhaustive search attacks.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
随机数的空间太小
Source: NVD (National Vulnerability Database)
Vulnerability Title
TETRA BURST 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
TETRA BURST是TETRA BURST公司的一款用于无线电通信的地面集群无线电标准。 TETRA 存在安全漏洞，该漏洞源于TEA1 算法有存在一个后门，可以将原始 80 位密钥在几分钟内减少到在消费类硬件上轻松暴力破解的密钥。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| ETSI | TETRA Standard | TEA1 | - |
II. Public POCs for CVE-2022-24402
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · ETSI · 2023-10-19 · 4 CVEs total
| CVE-2022-24401 | 8.8 HIGH | Keystream recovery for arbitrary frames in TETRA |
| CVE-2022-24400 | 7.5 HIGH | DCK pinning attack in TETRA |
| CVE-2022-24404 | 5.9 MEDIUM | Ciphertext Malleability in TETRA |
IV. Related Vulnerabilities
V. Comments for CVE-2022-24402
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