CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
8.8 | $5k-$25k | 0.00 |
A vulnerability classified as critical has been found in Microsoft Windows (Operating System) (the affected version is unknown). This affects an unknown code. The manipulation with an unknown input leads to a numeric error vulnerability. CWE is classifying the issue as CWE-189. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:
Integer overflow in the Client/Server Run-time Subsystem (aka CSRSS) in the Win32 subsystem in Microsoft Windows XP SP2 and SP3, and Windows Server 2003 SP2, allows local users to gain privileges or cause a denial of service (memory corruption) via a crafted application that triggers an incorrect memory assignment for a user transaction, aka "CSRSS Local EOP SrvWriteConsoleOutputString Vulnerability."
The weakness was published 07/13/2011 by j00ru with Hispasec (Website). It is possible to read the advisory at us-cert.gov. This vulnerability is uniquely identified as CVE-2011-1870. The exploitability is told to be easy. Attacking locally is a requirement. A authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The pricing 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 55572 (MS11-056: Vulnerabilities in Windows Client/Server Run-time Subsystem Could Allow Elevation of Privilege (2507938)), 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 90719 (Microsoft Windows Client/Server Runtime Subsystem Elevation of Privilege Vulnerability (MS11-056)).
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 (67749), Tenable (55572), SecurityFocus (BID 48605†), OSVDB (73795†) and Vulnerability Center (SBV-32256†).
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: 8.8VulDB Meta Temp Score: 8.8
VulDB Base Score: 8.8
VulDB Temp Score: 8.8
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Numeric errorCWE: CWE-189
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 |
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Nessus ID: 55572
Nessus Name: MS11-056: Vulnerabilities in Windows Client/Server Run-time Subsystem Could Allow Elevation of Privilege (2507938)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
OpenVAS ID: 902609
OpenVAS Name: Microsoft Windows CSRSS Privilege Escalation Vulnerabilities (2507938)
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 🔍
07/13/2011 🔍
07/13/2011 🔍
07/13/2011 🔍
03/23/2015 🔍
11/14/2021 🔍
Sources
Vendor: microsoft.comProduct: microsoft.com
Advisory: us-cert.gov
Researcher: j00ru
Organization: Hispasec
Status: Not defined
CVE: CVE-2011-1870 (🔍)
OVAL: 🔍
X-Force: 67749
SecurityFocus: 48605 - Microsoft Windows CSRSS 'SrvWriteConsoleOutputString()' Local Privilege Escalation Vulnerability
OSVDB: 73795
Vulnerability Center: 32256 - [MS11-056] Microsoft Windows XP and Windows Server 2003 Local Privilege Escalation (CVE-2011-1870), High
Entry
Created: 03/23/2015 16:50Updated: 11/14/2021 10:07
Changes: 03/23/2015 16:50 (58), 04/07/2017 16:04 (12), 11/14/2021 10:03 (2), 11/14/2021 10:07 (1)
Complete: 🔍
Cache ID: 18:B82:103
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