HIGH
CVE-2022-24402
CWE-334Published: October 19, 2023· Updated: Jun 17, 2026
7.5
CVSS v3.1
Official 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.
Technical Analysis
CVE-2022-24402 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in full integrity compromise (data manipulation), with a CVSS base score of 7.5.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityHigh
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Affected Vendors & Products
midnightblue1 product(s)
tetra\
Source: NVD CPE · 1 total CPE entries
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.
Official Patches & Advisories
ADVISORYhttps://tetraburst.com/
ADVISORYhttps://tetraburst.com/
All References (2)
→
https://tetraburst.com/Vendor Advisory
→
https://tetraburst.com/Vendor Advisory
Quick Facts
CVE IDCVE-2022-24402
CVSS Score7.5 / 10
SeverityHIGH
WeaknessCWE-334
CISA KEVNo
Affected1 vendor(s)
PublishedOct 19, 2023
Related CVEs (CWE-334)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2022-24402 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.