CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.8 | $5k-$25k | 0.00 |
A vulnerability classified as critical was found in Microsoft Windows (Operating System) (version unknown). Affected by this vulnerability is an unknown function. The manipulation with an unknown input leads to a resource management vulnerability. The CWE definition for the vulnerability is CWE-399. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:
Use-after-free vulnerability in win32k.sys in the kernel-mode drivers in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 allows local users to gain privileges via a crafted application that leverages incorrect driver object management, a different vulnerability than other CVEs listed in MS11-054, aka "Win32k Use After Free Vulnerability."
The weakness was published 07/13/2011 by Tarjei Mandt with Norman (Website). The advisory is shared at us-cert.gov. This vulnerability is known as CVE-2011-1884 since 05/04/2011. The exploitation appears to be easy. An attack has to be approached locally. The successful exploitation requires a single authentication. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 11/14/2021).
The vulnerability scanner Nessus provides a plugin with the ID 55570 (MS11-054: Vulnerabilities in Windows Kernel-Mode Drivers Could Allow Elevation of Privilege (2555917)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows : Microsoft Bulletins. The commercial vulnerability scanner Qualys is able to test this issue with plugin 90718 (Microsoft Windows Kernel Mode Drivers Elevation of Privilege (MS11-054)).
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
The vulnerability is also documented in the databases at X-Force (68310) and Tenable (55570). Similar entries are available at 4380, 54556, 57929 and 57928.
Product
Type
Vendor
Name
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: 7.8VulDB Meta Temp Score: 7.8
VulDB Base Score: 7.8
VulDB Temp Score: 7.8
VulDB Vector: 🔍
VulDB Reliability: 🔍
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: 🔍
NVD Base Score: 🔍
Exploiting
Class: Resource managementCWE: CWE-399 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍
Local: Yes
Remote: No
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Nessus ID: 55570
Nessus Name: MS11-054: Vulnerabilities in Windows Kernel-Mode Drivers Could Allow Elevation of Privilege (2555917)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
OpenVAS ID: 902538
OpenVAS Name: Windows Kernel-Mode Drivers Privilege Elevation Vulnerabilities (2555917)
OpenVAS File: 🔍
OpenVAS Family: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
05/04/2011 🔍07/12/2011 🔍
07/12/2011 🔍
07/12/2011 🔍
07/12/2011 🔍
07/13/2011 🔍
07/13/2011 🔍
07/13/2011 🔍
03/23/2015 🔍
11/14/2021 🔍
Sources
Vendor: microsoft.comProduct: microsoft.com
Advisory: us-cert.gov
Researcher: Tarjei Mandt
Organization: Norman
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2011-1884 (🔍)
OVAL: 🔍
X-Force: 68310
SecurityTracker: 1025761 - Windows Kernel-Mode Drivers Let Local Users Gain Elevated Privileges
Vulnerability Center: 32250 - [MS11-054] Microsoft Windows Win32K.SYS Use-After-Free Local Privilege Escalation (CVE-2011-1884), High
SecurityFocus: 48596 - Microsoft Windows Kernel 'Win32k.sys' (CVE-2011-1884) Local Privilege Escalation Vulnerability
Secunia: 45186 - Microsoft Windows win32k.sys Driver Multiple Vulnerabilities, Less Critical
OSVDB: 73784
See also: 🔍
Entry
Created: 03/23/2015 16:50Updated: 11/14/2021 11:06
Changes: 03/23/2015 16:50 (63), 04/07/2017 16:04 (18), 11/14/2021 11:06 (3)
Complete: 🔍
No comments yet. Languages: en.
Please log in to comment.