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CVE-2022-43703

Incomplete verification of installation file signature

HIGH
7.8
CVSS Score
Published: July 27, 2023 at 09:52 PM UTC
Updated: June 17, 2026 at 05:07 AM UTC
11 products affected across 1 vendorDs Development StudioArm CompilerArm Development Studio

Using 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) by Arm Ltd?

Get instant alerts when new vulnerabilities affect 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) - before attackers find them.

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Severity
HIGH7.8
Exploit prediction
EPSS 0.2%

Description

An installer that loads or executes files using an unconstrained search path may be vulnerable to substitute files under control of an attacker being loaded or executed instead of the intended files.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Ds Development Studio· Arm
95%
v < 6.205.0.0 ≤ v ≤ 5.29.3
Affected range stops below 6.20, so it looks safe — our inference, not a vendor statement
Arm Compiler· Arm
60%
v < 6.20
Affected range stops below 6.20, so it looks safe — our inference, not a vendor statement
Arm Compiler for Embedded· Arm
60%
v < 6.20
Affected range stops below 6.20, so it looks safe — our inference, not a vendor statement
Arm Compiler for Embedded Fusa· Arm
60%
v < 6.20
Affected range stops below 6.20, so it looks safe — our inference, not a vendor statement
Arm Development Studio· Arm
60%
v < 6.20
Affected range stops below 6.20, so it looks safe — our inference, not a vendor statement
Arm Mobile Studio· Arm
60%
v < 6.20
Affected range stops below 6.20, so it looks safe — our inference, not a vendor statement
Fast Models· Arm
60%
v < 6.20
Affected range stops below 6.20, so it looks safe — our inference, not a vendor statement
Gnu Toolchain· Arm
60%
v < 6.20
Affected range stops below 6.20, so it looks safe — our inference, not a vendor statement
Keil Mdk· Arm
60%
v < 6.20
Affected range stops below 6.20, so it looks safe — our inference, not a vendor statement
Linaro Forge· Arm
60%
v < 6.20
Affected range stops below 6.20, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (2)

Vendor Advisory
Source: [email protected]
https://developer.arm.com/documentation/ka005596/latest
Source: [email protected]
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00930.html

CVSS

7.8HIGH[email protected]
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-427

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