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CVE-2007-3898

INDEX BUILT · 2026-09-20

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The DNS server in Microsoft Windows 2000 Server SP4, and Server 2003 SP1 and SP2, uses predictable transaction IDs when querying other DNS servers…

CVE-2007-38982 of 4 sources documented this
29

rank 29 = 13 + 16 + 0 + 0 + 0

rank@v1 · scheduled

Someone is already using it

CISA KEV catalog · public proof-of-concept · FIRST EPSS

EPSS 0.52306  ·  without this subject the record ranks 16

What it costs you if it fires

NVD CVSS base score, then the CNA's own

CVSS 6.4, from NVD  ·  without this subject the record ranks 13

It is getting worse, not staying still

FIRST EPSS series, rescorings and bad loads removed

no persisting rise in 365 days  ·  without this subject the record ranks 29

How much of the world it touches

NVD CPE configurations

0 products in the CPE ranges  ·  without this subject the record ranks 29

Someone else already set the date

CISA KEV remediation due date

no CISA due date  ·  without this subject the record ranks 29

Unaudited dollar value2 of 3 inputs carry a receipt
Exposure$1.29Mover the next 30 days, if this record is yours
Movement-$91,900on 2025-01-09, the last material move, 1 year, 6 months before this reading
Basisassumeda published average, not your estate

$1.29M = $4.99M incident cost x 0.49378263259137123 exposure x 0.52306 likelihood

udv@v1 · unaudited · wrong for you until you say what you run

$4.99M is the cost of a breach that happened, from IBM Cost of a Data Breach Report 2026, global average. It is not the value of any asset of yours. That average already covers breaches of every severity, so scaling it by exposure understates a partial-impact record. That is an assumption, not a measurement. Your own asset value goes in the decision record.

Hindsight · the state

0.52306EPSSNOT IN KEVas of 2026-09-20
Severity6.4 MEDIUMreceipt
Harmunauthenticated · networkreceipt
Exploitationnone in held sources
Defenseno fix version held
Movementsteadyreceipt
PLATEAU10Minimal movement since 2026-06-15, 35 days at 0.52, as of 2026-07-20. arc-rules@v1

Foresight · where to check next

No weakness class or product neighbourhood is held for this record, so this index cannot name anywhere to check next. That is an absence in the record, not a finding about the software.

Color is a claim, not decoration:the hostile worldthe defenseno signal

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AcceptDeferPatch by…Not affectedMitigated

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Harm, if it fires from the vector and the weakness

Written for the ticket you're about to file.

Reachnetwork-reachable · no authentication · low attack complexityreceipt
ImpactPartial integrity and availability lossreceipt
Scored fromCVSS v2.0 · NVD's vectorreceipt
Weakness classCWE-16receipt
Published consequencesMITRE publishes no common consequences for this weakness.[email protected]

CISA KEV & Federal Remediation Deadline from the record and CISA

The fix, and how long it's been waiting.

Fixed inNo fix version in held sources, as the index stood on 20 Jul 2026.
Patch available sinceNo dated patch-availability record in held sources. The index holds reference URLs without dates and only the current revision of the CVE record, so the day a fix first existed cannot be derived. Only the versions it landed in.

Exploit Status & Known PoCs a ladder, not a score

Current rung: Nothing observed in held sources.

  • RUNG 1Nothing observed in held sources
  • RUNG 2Proof-of-concept published
  • RUNG 3Exploited in the wild · CISA KEV listed
  • RUNG 4Ransomware campaign use known

Authority who says so

CVSS, NVD6.4 MEDIUMreceipt
Exploit probability0.52306 · top 1% of all CVEsreceipt
Assigned bymicrosoftreceipt
Recorded changes39 · last 19 Sep 2026derived

Affected & Fixed Versions as published

Affected productNot named in held sources. Without a product name this record cannot be matched against an inventory, by us or by anyone.

A rung lights from a row in the index, never from an assessment. "Held sources" is the true scope of the claim: this index reads the CVE record, NVD, CISA KEV, FIRST's EPSS and public proof-of-concept repositories, and it does not observe attacks.

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What it is stated by the CNA

The DNS server in Microsoft Windows 2000 Server SP4, and Server 2003 SP1 and SP2, uses predictable transaction IDs when querying other DNS servers, which allows remote attackers to spoof DNS replies, poison the DNS cache, and facilitate further attack vectors. receipt

NVD's analysis a second authority

severity
6.4 AV:N/AC:L/Au:N/C:N/I:P/A:P
weakness
CWE-16

check it yourself trusteer.com vupen.com securityreason.com docs.microsoft.com secunia.com securityfocus.com +9 morereceipt

Dated events

2023-03-07EPSS moved 0.51 to 0.972025-01-09EPSS moved 0.92 to 0.882026-06-15EPSS moved 0.86 to 0.55

Movement the material steps

4 Feb 20220.51478
7 Mar 20230.96795 · crossed 0.90 · scoring model v2023.03.01
9 Jan 20250.88447 · crossed 0.90
17 Mar 20250.85465 · scoring model v2025.03.14
15 Jun 20260.55127 · scoring model v2026.06.15
20 Jul 20260.52306
Show all 39 observations
4 Feb 20220.51478
7 Mar 20230.96795
24 May 20230.96850
29 Jun 20230.96825
14 Oct 20230.96409
19 Nov 20230.96280
26 Dec 20230.96190
10 Mar 20240.96465
17 Apr 20240.96232
26 May 20240.96465
3 Jul 20240.96318
10 Aug 20240.95971
17 Sep 20240.94911
2 Dec 20240.95713
17 Dec 20240.92177
9 Jan 20250.88447
17 Mar 20250.85465
19 Mar 20250.86028
29 Mar 20250.84334
30 Mar 20250.86028
9 Jun 20250.85355
1 Oct 20250.83868
21 Oct 20250.8173
23 Oct 20250.82078
27 Oct 20250.83503
28 Oct 20250.82078
9 Dec 20250.83309
27 Dec 20250.83503
28 Dec 20250.83309
19 Feb 20260.86204
22 Mar 20260.86372
7 Jun 20260.86349
9 Jun 20260.86372
11 Jun 20260.86349
12 Jun 20260.86372
15 Jun 20260.55127
19 Jun 20260.52306
20 Jun 20260.55127
20 Jul 20260.52306

39 observations held. A highlighted step crossed a promotion threshold. A step marked with a scoring model moved because the instrument was replaced, not because the vulnerability changed. receipt

The full biography

EPSS 0.52306Published2007-11-14Index as of2026-07-20

The record had been public for 18 years, 8 months when this index was last written.

Published 2007-11-14 receipt · Index as of 2026-07-20 derived

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