The ReadDirectoryChangesW API function on Microsoft Windows 2000, XP, Server 2003, and Vista does not check permissions for child objects, which allows local users to bypass permissions by opening a directory with LIST (READ) access and using ReadDirectoryChangesW to monitor changes of files that do not have LIST permissions, which can be leveraged to determine filenames, access times, and other sensitive information
Published Feb 23, 2007
4.6
MEDIUMCVSS 2.0
EPSS 3.72%
Description
The ReadDirectoryChangesW API function on Microsoft Windows 2000, XP, Server 2003, and Vista does not check permissions for child objects, which allows local users to bypass permissions by opening a directory with LIST (READ) access and using ReadDirectoryChangesW to monitor changes of files that do not have LIST permissions, which can be leveraged to determine filenames, access times, and other sensitive information.
Affected products
No data.
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No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:L/AC:L/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.72% (0.03725) | 89.45th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.61% (0.03610) | 87.96th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.55% (0.00548) | 65.92th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00045) | 17.85th | v3 (v2023.03.01) |
| May 15, 2024 | 0.04% (0.00045) | 14.80th | v3 (v2023.03.01) |
| Oct 20, 2023 | 0.04% (0.00045) | 12.77th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00044) | 10.76th | v3 (v2023.03.01) |
| Mar 6, 2023 | 2.22% (0.02220) | 81.24th | v2 (v2022.01.01) |
| Apr 1, 2022 | 2.22% (0.02220) | 79.43th | v2 (v2022.01.01) |
| Feb 4, 2022 | 2.22% (0.02220) | 58.07th | v2 (v2022.01.01) |
References (11)
- http://lists.grok.org.uk/pipermail/full-disclosure/2007-February/052613.html mailing-listx_refsource_FULLDISC
- http://osvdb.org/33474 vdb-entryx_refsource_OSVDB
- http://packetstormsecurity.com/files/163755/Microsoft-Windows-Malicious-Software-Removal-Tool-Privilege-Escalation.html x_refsource_MISC
- http://secunia.com/advisories/24245 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://securityreason.com/securityalert/2282 third-party-advisoryx_refsource_SREASON
- http://securityvulns.com/advisories/readdirectorychanges.asp x_refsource_MISCVendor Advisory
- http://www.securityfocus.com/archive/1/460887/100/0/threaded mailing-listx_refsource_BUGTRAQ
- http://www.securityfocus.com/archive/1/460899/100/0/threaded mailing-listx_refsource_BUGTRAQ
- http://www.securityfocus.com/bid/22664 vdb-entryx_refsource_BIDExploit
- http://www.vupen.com/english/advisories/2007/0701 vdb-entryx_refsource_VUPENVendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/32644 vdb-entryx_refsource_XF
Change history (0)
No recorded changes yet.