Is CVE-2010-0820 in the CISA KEV catalog?

No. CVE-2010-0820 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2010-0820?

CVE-2010-0820 has a CVSS v3 base score of 8.8 (HIGH).

What is the EPSS score for CVE-2010-0820?

CVE-2010-0820 has an EPSS score of 14.36% (96th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2010-0820

HIGHEPSS 96th pctl

8.8

CVSS v3

NVD

Description

Heap-based buffer overflow in the Local Security Authority Subsystem Service (LSASS), as used in Active Directory in Microsoft Windows Server 2003 SP2 and Windows Server 2008 Gold, SP2, and R2; Active Directory Application Mode (ADAM) in Windows XP SP2 and SP3 and Windows Server 2003 SP2; and Active Directory Lightweight Directory Service (AD LDS) in Windows Vista SP2, Windows Server 2008 Gold, SP2, and R2, and Windows 7, allows remote authenticated users to execute arbitrary code via malformed LDAP messages, aka "LSASS Heap Overflow Vulnerability."

CWE-119Buffer Overflow CWE-120

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

14.36%probability of exploitation in 30 days

96thpercentile

Very high risk: more likely to be exploited than 96% of all known CVEs.

References

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-29.