- Description
- Null pointer dereference in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
- Source
- secure@microsoft.com
- NVD status
- Analyzed
- Products
- windows_10_1507, windows_10_1607, windows_10_1809, windows_10_21h2, windows_10_22h2, windows_11_22h2, windows_11_23h2, windows_11_24h2, windows_server_2008, windows_server_2012, windows_server_2016, windows_server_2019, windows_server_2022, windows_server_2022_23h2, windows_server_2025
CVSS 3.1
- Type
- Secondary
- Base score
- 7.8
- Impact score
- 5.9
- Exploitability score
- 1.8
- Vector string
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Severity
- HIGH
Data from CISA
- Vulnerability name
- Microsoft Windows Ancillary Function Driver for WinSock Use-After-Free Vulnerability
- Exploit added on
- May 13, 2025
- Exploit action due
- Jun 3, 2025
- Required action
- Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
- secure@microsoft.com
- CWE-416
- Hype score
- Not currently trending
CVE-2025-32709 CVE-2025-32706 Defender Engine/Platform: • 1.1.25040.1 / 4.18.25040.2 • 1.1.25050.6 / 4.18.25050.5 Security Intelligence updates: v1.431.xx (multiple) I am publicly challenging @Microsoft. These are based on my patch, stolen post-5/7/2025. I will pursue
@Jenkox33_Shadow
19 Jun 2025
69 Impressions
0 Retweets
0 Likes
0 Bookmarks
4 Replies
0 Quotes
Actively exploited CVE : CVE-2025-32709
@transilienceai
10 Jun 2025
7 Impressions
0 Retweets
0 Likes
0 Bookmarks
1 Reply
0 Quotes
Actively exploited CVE : CVE-2025-32709
@transilienceai
28 May 2025
16 Impressions
0 Retweets
0 Likes
0 Bookmarks
1 Reply
0 Quotes
Actively exploited CVE : CVE-2025-32709
@transilienceai
27 May 2025
17 Impressions
0 Retweets
0 Likes
0 Bookmarks
1 Reply
0 Quotes
Windows Ancillary Function Driver の脆弱性 CVE-2025-32709 が FIX：すでに悪用を観測 https://t.co/R6hf6FTtWr Microsoft の May 2025 Patch Tuesday では、その時点での悪用が確認されていた、５件のゼロデイ脆弱性が FIX しています。ち
@iototsecnews
26 May 2025
10 Impressions
0 Retweets
0 Likes
0 Bookmarks
0 Replies
0 Quotes
Actively exploited CVE : CVE-2025-32709
@transilienceai
26 May 2025
15 Impressions
0 Retweets
0 Likes
0 Bookmarks
1 Reply
0 Quotes
Actively exploited CVE : CVE-2025-32709
@transilienceai
25 May 2025
7 Impressions
0 Retweets
0 Likes
0 Bookmarks
1 Reply
0 Quotes
Actively exploited CVE : CVE-2025-32709
@transilienceai
24 May 2025
11 Impressions
0 Retweets
0 Likes
0 Bookmarks
1 Reply
0 Quotes
Actively exploited CVE : CVE-2025-32709
@transilienceai
23 May 2025
7 Impressions
0 Retweets
0 Likes
0 Bookmarks
1 Reply
0 Quotes
Actively exploited CVE : CVE-2025-32709
@transilienceai
22 May 2025
12 Impressions
0 Retweets
0 Likes
0 Bookmarks
1 Reply
0 Quotes
Microsoft Patches Five Actively Exploited Zero-Day Vulnerabilities Microsoft’s May 2025 Patch Tuesday addressed 78 security flaws, including five zero-day vulnerabilities (CVE-2025-30397, CVE-2025-30400, CVE-2025-32701, CVE-2025-32706, CVE-2025-32709) under active exploitation
@PTechnology_nfo
22 May 2025
22 Impressions
0 Retweets
0 Likes
0 Bookmarks
0 Replies
0 Quotes
Actively exploited CVE : CVE-2025-32709
@transilienceai
21 May 2025
12 Impressions
0 Retweets
0 Likes
0 Bookmarks
1 Reply
0 Quotes
Actively exploited CVE : CVE-2025-32709
@transilienceai
21 May 2025
32 Impressions
0 Retweets
0 Likes
0 Bookmarks
1 Reply
0 Quotes
Actively exploited CVE : CVE-2025-32709
@transilienceai
20 May 2025
19 Impressions
0 Retweets
0 Likes
0 Bookmarks
1 Reply
0 Quotes
Actively exploited CVE : CVE-2025-32709
@transilienceai
19 May 2025
18 Impressions
0 Retweets
0 Likes
0 Bookmarks
1 Reply
0 Quotes
Actively exploited CVE : CVE-2025-32709
@transilienceai
19 May 2025
16 Impressions
0 Retweets
0 Likes
0 Bookmarks
1 Reply
0 Quotes
Actively exploited CVE : CVE-2025-32709
@transilienceai
18 May 2025
13 Impressions
0 Retweets
0 Likes
0 Bookmarks
1 Reply
0 Quotes
Actively exploited CVE : CVE-2025-32709
@transilienceai
17 May 2025
7 Impressions
0 Retweets
0 Likes
0 Bookmarks
1 Reply
0 Quotes
Actively exploited CVE : CVE-2025-32709
@transilienceai
17 May 2025
11 Impressions
0 Retweets
0 Likes
0 Bookmarks
1 Reply
0 Quotes
Actively exploited CVE : CVE-2025-32709
@transilienceai
16 May 2025
7 Impressions
0 Retweets
0 Likes
0 Bookmarks
1 Reply
0 Quotes
Actively exploited CVE : CVE-2025-32709
@transilienceai
16 May 2025
14 Impressions
0 Retweets
0 Likes
0 Bookmarks
1 Reply
0 Quotes
Actively exploited CVE : CVE-2025-32709
@transilienceai
15 May 2025
26 Impressions
0 Retweets
0 Likes
0 Bookmarks
1 Reply
0 Quotes
Actively exploited CVE : CVE-2025-32709
@transilienceai
14 May 2025
16 Impressions
0 Retweets
0 Likes
0 Bookmarks
1 Reply
0 Quotes
CVE-2025-32709 Windows Ancillary Function Driver for WinSock Local Privilege Escalation Vulnerability https://t.co/qFpzSaVXQh
@VulmonFeeds
13 May 2025
15 Impressions
0 Retweets
0 Likes
0 Bookmarks
0 Replies
0 Quotes
Latest Known Exploited Vulnerabilities (#KEV) : #CVE-2025-32709 #Microsoft #Windows Ancillary Function Driver for WinSock Use-After-Free Vulnerability https://t.co/53OKX47xWT
@ScyScan
13 May 2025
12 Impressions
0 Retweets
0 Likes
0 Bookmarks
0 Replies
0 Quotes
CVE-2025-32709 Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally. https://t.co/pNZk80ZYjF
@CVEnew
13 May 2025
6 Impressions
0 Retweets
0 Likes
0 Bookmarks
0 Replies
0 Quotes
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