Microsoft Windows up to Server 2022 23H2 Remote Access Connection Manager buffer over-read
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.0 | $0-$5k | 0.00 |
A vulnerability classified as problematic was found in Microsoft Windows up to Server 2022 23H2. This vulnerability affects an unknown functionality of the component Remote Access Connection Manager. The manipulation with an unknown input leads to a buffer over-read vulnerability. The CWE definition for the vulnerability is CWE-126. The product reads from a buffer using buffer access mechanisms such as indexes or pointers that reference memory locations after the targeted buffer. As an impact it is known to affect confidentiality.
The weakness was disclosed 04/09/2024 as confirmed security update guide (Website). The advisory is available at msrc.microsoft.com. This vulnerability was named CVE-2024-26255. The exploitation appears to be easy. Local access is required to approach this attack. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 04/09/2024).
Applying a patch is able to eliminate this problem. A possible mitigation has been published immediately after the disclosure of the vulnerability.
The entries VDB-199372, VDB-199384, VDB-208474 and VDB-259959 are pretty similar.
Product
Type
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔒VulDB CVSS-BT Score: 🔒
VulDB Vector: 🔒
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 5.5VulDB Meta Temp Score: 5.0
VulDB Base Score: 5.5
VulDB Temp Score: 4.8
VulDB Vector: 🔒
VulDB Reliability: 🔍
Vendor Base Score (Microsoft): 5.5
Vendor Vector (Microsoft): 🔒
CNA Base Score: 5.5
CNA Vector (Microsoft): 🔒
CVSSv2
AV | AC | Au | C | I | A |
---|---|---|---|---|---|
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
---|---|---|---|---|---|
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Exploiting
Class: Buffer over-readCWE: CWE-126 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒
Local: Yes
Remote: No
Availability: 🔒
Status: Unproven
EPSS Score: 🔒
EPSS Percentile: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: PatchStatus: 🔍
Reaction Time: 🔒
0-Day Time: 🔒
Exposure Time: 🔒
Timeline
02/15/2024 CVE reserved04/09/2024 VulDB entry created
04/09/2024 Advisory disclosed
04/09/2024 Countermeasure disclosed
05/15/2024 VulDB entry last update
Sources
Vendor: microsoft.comProduct: microsoft.com
Advisory: msrc.microsoft.com
Status: Confirmed
CVE: CVE-2024-26255 (🔒)
scip Labs: https://www.scip.ch/en/?labs.20161215
See also: 🔒
Entry
Created: 04/09/2024 19:56Updated: 05/15/2024 03:46
Changes: 04/09/2024 19:56 (7), 04/09/2024 19:57 (27), 04/09/2024 20:00 (35), 05/15/2024 03:38 (1), 05/15/2024 03:46 (10)
Complete: 🔍
Cache ID: 3:756:103
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