CVE-2022-4291 (GCVE-0-2022-4291)
Vulnerability from cvelistv5 – Published: 2022-12-07 23:45 – Updated: 2025-04-14 17:57
VLAI
EPSS
VEX
Title
Aswjsflt.dll in Avast Antivirus windows caused a crash of the Mozilla Firefox browser due to heap corruption
Summary
The aswjsflt.dll library from Avast Antivirus windows contained a potentially exploitable heap corruption vulnerability that could enable an attacker to bypass the sandbox of the application it was loaded into, if applicable. This issue was fixed in version 18.0.1478 of the Script Shield Component.
Severity
7.7 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-04-14 14:53 UTC
CWE
- CWE-119 - Improper Restriction of Operations within the Bounds of a Memory Buffer
Assigner
NLOK
CNA
References
1 reference
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| NortonLifelock | Avast Antivirus |
Affected:
0 , ≤ 18.0.1473.0
(custom)
|
Date Public
2022-12-07 23:25
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