CVE-2022-27438 json
Caphyon Ltd Advanced Installer 19.3 and earlier and many products that use the updater from Advanced Installer (Advanced Updater) are affec…
published 2022-06-06 4 y ago modified 2026-07-09 4 mo ago also EUVD-2022-31941
- cvss
- 8.1
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 2.1%
- EPSS 2.1% chance of exploitation in 30 days, percentile 81%
- public exploits
- 0
- none known
Summary
Caphyon Ltd Advanced Installer 19.3 and earlier and many products that use the updater from Advanced Installer (Advanced Updater) are affected by a remote code execution vulnerability via the CustomDetection parameter in the update check function. To exploit this vulnerability, a user must start an affected installation to trigger the update check.
Patch / fix
- caphyon advanced_installer 19.4
- synaptics displaylink_usb_graphics 10.3.6400.0
Exploit prediction
2.11% chance of exploitation in the next 30 days, higher than 81% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- gerr.re https://gerr.re/posts/cve-2022-27438/ referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 8.1 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 5.1 | AV:N/AC:H/Au:N/C:P/I:P/A:P |
Classification
- Weakness
-
- CWE-494 Download of Code Without Integrity Check
References
-
advancedinstaller.com
/security-updates-auto-updater.html
patch, vendor-advisory
-
gerr.re
/posts/cve-2022-27438/
exploit, third-party-advisory
Sources
- CVE List CVE-2022-27438
- NVD CVE-2022-27438
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