CVE-2022-43702
Incomplete verification of installation file signature
- Published
- Updated
- Reserved
- Assigned by
- Arm
Description
When the directory containing the installer does not have sufficiently restrictive file permissions, an attacker can modify (or replace) the installer to execute malicious code.
Timeline
ID reserved
By Arm
- 9 months later
· 9 months later
Published
- 19 months later
· 19 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | High7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.17% · top 94% of all CVEs (7 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: total
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.
Weakness
Affected products
Arm Ltd · Arm Compiler 5 (AC5), Arm Compiler for Embedded 6 (AC6), Fast Models (FM), Arm Compiler for Embedded FuSA (ACEF), Arm Development Studio (ADS), Arm Forge (AF), Arm Mobile Studio (AMS), DS-5 Development Studio, Fast Models (FM), GNU Toolchain (GT), Keil MDK (KMDK), Mbed Studio (MS)
- affected AC5 All Releases, AC6 Releases prior to 6.20, ACEF All Releases, ADS All Releases, AF Releases prior to 22.1, AMS All releases, DS5 All Releases, FM All Releases, GT All Releases, KMDK All Releases, MS All Releases
References (2)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2022-43702)Record last updated .