CVE-2021-26885: Windows WalletService Elevation of Privilege Vulnerability

Published Mar 9, 2021
·
Updated

Windows WalletService Elevation of Privilege Vulnerability This CVE ID is unique from CVE-2021-26871.

Affected Software

25 affected componentsFixes available
Microsoft Windows 10
Microsoft Windows 10=20h2
Microsoft Windows 10=1607
Microsoft Windows 10=1803
Microsoft Windows 10=1809
Microsoft Windows 10=1909
Microsoft Windows 10=2004
Microsoft Windows 10=20H2
10.0.19043.867
Microsoft Windows 10<10.0.10240.18874
10.0.10240.18874
Microsoft Windows 10<10.0.10240.18874
10.0.10240.18874
Microsoft Windows 10=20H2
10.0.19043.867
Microsoft Windows 10=2004
10.0.19043.867
Microsoft Windows 10=2004
10.0.19043.867
Microsoft Windows 10=1607
10.0.14393.4283
Microsoft Windows 10=1607
10.0.14393.4283
Microsoft Windows 10=1909
10.0.18363.1440
Microsoft Windows 10=2004
10.0.19043.867
Microsoft Windows 10=1909
10.0.18363.1440
Microsoft Windows 10=1809
10.0.17763.1817
Microsoft Windows 10=1909
10.0.18363.1440
Microsoft Windows 10=1803
10.0.17134.2087
Microsoft Windows 10=1803
10.0.17134.2087
Microsoft Windows 10=1803
10.0.17134.2087
Microsoft Windows 10=1809
10.0.17763.1817
Microsoft Windows 10=1809
10.0.17763.1817

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 10.0.10240.18874Patch KB5000807
  2. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 10.0.19043.867Patch KB5000802
  3. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 10.0.14393.4283Patch KB5000803
  4. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 10.0.18363.1440Patch KB5000808
  5. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 10.0.17763.1817Patch KB5000822
  6. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 10.0.17134.2087Patch KB5000809

Event History

Mar 9, 2021
CVE Published
via Microsoft·04:00 PM
Data Sourced
via Microsoft·04:00 PM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·04:00 PM
Affected Software
Updated
via Microsoft·04:00 PM
Description
Mar 11, 2021
CVE Published
via MITRE·03:41 PM
Data Sourced
via MITRE·03:41 PM
DescriptionSeverity
Data Sourced
via NVD·04:15 PM
RemedyDescriptionSeverityAffected Software

Frequently Asked Questions

1

What level of access does an attacker need to exploit this issue?

The CVSS vector indicates that an attacker needs local access and low privileges. No user interaction is required.

2

What is the potential impact if exploitation succeeds?

Successful exploitation can result in elevation of privilege, with high impact to confidentiality, integrity, and availability according to the CVSS vector.

3

Is this remotely exploitable?

The CVSS vector lists the attack vector as local, so the provided data does not indicate remote exploitation.

Contact

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