The SMB implementation in the Server service in Microsoft Windows 2000 SP4, Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista Gold, SP1, and SP2, Windows Server 2008 Gold, SP2, and R2, and Windows 7 does not properly validate the share and servername fields in SMB packets, which allows remote attackers to cause a denial of service (system hang) via a crafted packet, aka "SMB Null Pointer Vulnerability."
CVE-2010-0022
This CVE was only ever scored under CVSS v2.0. NVD CVSS v2.0 base 7.8 — v2 rates that HIGH (v2 bands: LOW 0.0–3.9 / MEDIUM 4.0–6.9 / HIGH 7.0–10.0; v2 has no CRITICAL band). Vector AV:N/AC:L/Au:N/C:N/I:N/A:C. CVSS v2 is an older, coarser metric than v3.1/v4.0 (no Scope, no User Interaction, no Attack Requirements), so it is not directly comparable to a v3 or v4 score. NVD has never re-scored this record under v3. EPSS predicts 78.3% exploitation probability in the next 30 days, which is reflected in EG Risk but does not lift the v2 base. Confidence: LOW.
- High exploitation likelihood — EPSS 78%
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v2.0 (legacy)
- 7.8HIGHNVD never assigned a CVSS v3 rating to this CVE
- EG Score
- 7.8(low)
- EG Risk
- 71(Track)EG Risk 71/100SSVC: Track
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computedSeverity78% × 45%Exploitation78% × 40%Automatability30% × 15%Action: Routine — remediate on your standard cadence. - EPSS PROB
- 78%
- EPSS %ILE
- 100%
- KEV
- Not listed
Published
February 10, 2010
Last Modified
April 29, 2026
References (6)
- secure@microsofthttp://www.us-cert.gov/cas/techalerts/TA10-040A.html
- secure@microsofthttps://docs.microsoft.com/en-us/security-updates/securitybulletins/2010/ms10-012
- secure@microsofthttps://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8314
- af854a3a-2127-422b-91ae-364da2661108http://www.us-cert.gov/cas/techalerts/TA10-040A.html
- af854a3a-2127-422b-91ae-364da2661108https://docs.microsoft.com/en-us/security-updates/securitybulletins/2010/ms10-012
- af854a3a-2127-422b-91ae-364da2661108https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8314
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 2× in last 7d / 6× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-08-26 14:40 UTCEPSS rescore
- 2026-08-25 13:43 UTCEPSS rescore
- 2026-08-19 16:58 UTCEPSS rescore
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- 2026-07-26 13:39 UTCEG score recompute▲ 7.80
- 2026-07-25 14:12 UTCEPSS rescore
- 2026-07-23 01:00 UTCEG score recompute
- 2026-07-23 00:38 UTCEG score recompute▼ 7.90
- 2026-07-23 00:05 UTCEG score recompute▲ 7.90
- 2026-07-22 21:44 UTCEG score recompute
- 2026-07-22 14:03 UTCEPSS rescore
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- 2026-07-21 15:20 UTCEPSS rescore
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- 2026-06-24 14:02 UTCEPSS rescore
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- 2026-05-31 00:14 UTCEPSS rescore
- 2026-05-31 00:13 UTCEPSS rescore
- 2026-05-29 13:40 UTCEPSS rescore
- 2026-05-29 12:51 UTCEG score recompute
- 2026-05-29 12:51 UTCGHSA enrichment
- 2026-05-28 13:42 UTCEPSS rescore
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- 2026-05-27 13:38 UTCEPSS rescore
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- 2026-05-26 13:41 UTCEPSS rescore
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- 2026-05-20 11:21 UTCEPSS rescore
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- 2026-05-18 21:29 UTCEPSS rescore
- 2026-05-18 21:29 UTCEPSS rescore
Related CVEs(same CWE)
Same CWE
10 shownCWE-20
- CVE-2005-0050EG 10.0EPSS p99HIGH
- CVE-2004-1019EG 10.0EPSS p94HIGH
- CVE-2004-0840EG 10.0EPSS p98HIGH
- CVE-2003-1425EG 10.0EPSS p96HIGH
- CVE-2003-1487EG 10.0EPSS p94HIGH
- CVE-2002-1874EG 10.0HIGH
- CVE-2002-2236EG 10.0EPSS p91HIGH
- CVE-2002-2365EG 10.0HIGH
- CVE-2002-1358EG 10.0EPSS p93HIGH
- CVE-2002-1359EG 10.0EPSS p100HIGH
Frequently asked(4)
What is CVE-2010-0022?
When was CVE-2010-0022 disclosed?
Is CVE-2010-0022 actively exploited?
How do I remediate CVE-2010-0022?
Dependency Blast Radius
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