CVE-2021-37852
LPE in ESET products for Windows
HIGH
7.8
CVSS Score
Published: February 9, 2022 at 05:14 AM UTC
Updated: June 17, 2026 at 04:01 AM UTC
10 products affected across 1 vendorNOD32 AntivirusSmart SecurityEndpoint Antivirus
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Severity
HIGH7.8
Exploit prediction
EPSS 0.6%
Description
ESET products for Windows allows untrusted process to impersonate the client of a pipe, which can be leveraged by attacker to escalate privileges in the context of NT AUTHORITY\SYSTEM.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
6.6.2046.0 ≤ v ≤ 9.0.2032.46.6.2046.0 ≤ v < 7.3.2055.08.0 ≤ v < 8.0.2028.38.1 ≤ v < 8.1.2031.49.0 ≤ v < 9.0.2032.66.6.2046.0
Affected range stops below 7.3.2055.0, so it looks safe — our inference, not a vendor statement
Affected range stops below 8.0.2028.3, so it looks safe — our inference, not a vendor statement
Affected range stops below 8.1.2031.4, so it looks safe — our inference, not a vendor statement
Affected range stops below 9.0.2032.6, so it looks safe — our inference, not a vendor statement
6.6.2046.0 ≤ v ≤ 9.0.2032.46.6.2046.0 ≤ v < 7.3.2055.08.0 ≤ v < 8.0.2028.38.1 ≤ v < 8.1.2031.49.0 ≤ v < 9.0.2032.66.6.2046.0
Affected range stops below 7.3.2055.0, so it looks safe — our inference, not a vendor statement
Affected range stops below 8.0.2028.3, so it looks safe — our inference, not a vendor statement
Affected range stops below 8.1.2031.4, so it looks safe — our inference, not a vendor statement
Affected range stops below 9.0.2032.6, so it looks safe — our inference, not a vendor statement
7.0.12014.0 ≤ v ≤ 7.3.12006.07.0.12014.0
Affected range stops below 15.0.18.0, so it looks safe — our inference, not a vendor statement
7.0.10019 ≤ v ≤ 8.0.10016.07.0.10019 ≤ v < 7.3.10014.07.0.14008.0 ≤ v ≤ 8.0.14004.07.0.14008.0 ≤ v < 7.3.14003.08.0 ≤ v < 8.0.14006.08.0.10012.0 ≤ v < 8.0.10018.07.0.100197.0.14008.0
Affected range stops below 7.3.10014.0, so it looks safe — our inference, not a vendor statement
Affected range stops below 7.3.14003.0, so it looks safe — our inference, not a vendor statement
Affected range stops below 8.0.10018.0, so it looks safe — our inference, not a vendor statement
Affected range stops below 8.0.14006.0, so it looks safe — our inference, not a vendor statement
10.0.337.1 ≤ v ≤ 15.0.18.010.0.337.1
7.0.12016.1002 ≤ v ≤ 7.2.12004.10008.0.12003.0 ≤ v ≤ 8.0.12003.17.0.12016.10028.0.12003.08.0.12003.1
10.0.337.1 ≤ v ≤ 15.0.18.010.0.337.1
7.0.15008.0 ≤ v ≤ 8.0.15004.07.0.15008.0
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (2)
x_refsource_MISCVendor Advisory
Source: [email protected]
https://support.eset.com/en/ca8223-local-privilege-escalation-vulnerability-fixed-in-eset-products-for-windowsx_refsource_MISCThird Party AdvisoryVDB Entry
Source: [email protected]
https://www.zerodayinitiative.com/advisories/ZDI-22-148/CVSS
7.8HIGHESET
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-269
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