CVE-2022-31877 json
An issue in the component MSI.TerminalServer.exe of MSI Center v1.0.41.0 allows attackers to escalate privileges via a crafted TCP packet.
published 2022-11-28 3 y ago modified 2026-07-09 4 mo ago also EUVD-2022-53213
- cvss
- 8.8
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 37%
- public exploits
- 0
- none known
Summary
An issue in the component MSI.TerminalServer.exe of MSI Center v1.0.41.0 allows attackers to escalate privileges via a crafted TCP packet.
CISA SSVC
- Exploitation
- Proof of concept is public
- Automatable
- no
- Technical impact
- total
- Assessed
- 18 mo ago
Exploit prediction
0.43% chance of exploitation in the next 30 days, higher than 37% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- patsch.dev https://patsch.dev/2022/07/08/cve-2022-31877-privilege-escalation-in-msi-centers-msi-terminalserver-exe/ referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVD | 3.1 | 8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| CNA | 3.1 | 8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Classification
- Weakness
-
- CWE-345 Insufficient Verification of Data Authenticity
References
-
patsch.dev
/2022/07/08/cve-2022-31877-privilege-escalation-in-msi-centers-msi-terminalserver-exe/
exploit, third-party-advisory
Sources
- CVE List CVE-2022-31877
- NVD CVE-2022-31877
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