CVE-2020-14418 json
A TOCTOU vulnerability exists in madCodeHook before 2020-07-16 that allows local attackers to elevate their privileges to SYSTEM.
published 2021-01-30 5 y ago modified 2026-06-17 4 mo ago also EUVD-2020-6557
- cvss
- 7.0
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 30%
- public exploits
- 0
- none known
Summary
A TOCTOU vulnerability exists in madCodeHook before 2020-07-16 that allows local attackers to elevate their privileges to SYSTEM. This occurs because path redirection can occur via vectors involving directory junctions.
Patch / fix
- cisco advanced_malware_protection 7.2.13
- madshi madcodehook 4.1.3
- morphisec unified_threat_prevention_platform 3.5.9, 4.1.2
Exploit prediction
0.37% chance of exploitation in the next 30 days, higher than 30% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- labs.nettitude.com https://labs.nettitude.com/blog/cve-2020-14418-madcodehook-library-local-privilege-escalation/ referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 7.0 | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 6.9 | AV:L/AC:M/Au:N/C:C/I:C/A:C |
Classification
- Weakness
-
- CWE-367 Time-of-check Time-of-use (TOCTOU) Race Condition
References
-
labs.nettitude.com
/blog/cve-2020-14418-madcodehook-library-local-privilege-escalation/
exploit, third-party-advisory
-
github.com
/nettitude/metasploit-modules
product, third-party-advisory
Sources
- CVE List CVE-2020-14418
- NVD CVE-2020-14418
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