CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.5 | $0-$5k | 0.00 |
A vulnerability was found in Microsoft Windows (Operating System) (the affected version is unknown). It has been rated as problematic. This issue affects the function EPATHOBJ::bFlatten
. The manipulation with an unknown input leads to a path traversal vulnerability. Using CWE to declare the problem leads to CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. Impacted is availability. The summary by CVE is:
The EPATHOBJ::bFlatten function in win32k.sys in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows Server 2012, and Windows RT does not check whether linked-list traversal is continually accessing the same list member, which allows local users to cause a denial of service (infinite traversal) via vectors that trigger a crafted PATHRECORD chain.
The weakness was disclosed 05/24/2013 (Website). It is possible to read the advisory at theverge.com. The identification of this vulnerability is CVE-2013-3661. The exploitation is known to be easy. Attacking locally is a requirement. A simple authentication is needed for exploitation. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1006 according to MITRE ATT&CK.
The vulnerability scanner Nessus provides a plugin with the ID 66878 , which helps to determine the existence of the flaw in a target environment. The commercial vulnerability scanner Qualys is able to test this issue with plugin 90894 (Microsoft Windows Kernel-Mode Drivers Remote Code Execution (MS13-053)).
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 (84571) and Tenable (66878). The entries 8829, 9398, 9399 and 9400 are pretty similar.
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: 5.5VulDB Meta Temp Score: 5.5
VulDB Base Score: 5.5
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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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: Path traversalCWE: CWE-22
ATT&CK: T1006
Local: Yes
Remote: No
Availability: 🔍
Status: Proof-of-Concept
Download: 🔍
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Nessus ID: 66878
Nessus File: 🔍
Nessus Risk: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Exploit-DB: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
05/17/2013 🔍05/24/2013 🔍
05/24/2013 🔍
05/24/2013 🔍
06/16/2013 🔍
03/24/2015 🔍
01/02/2022 🔍
Sources
Vendor: microsoft.comProduct: microsoft.com
Advisory: theverge.com
Status: Not defined
CVE: CVE-2013-3661 (🔍)
X-Force: 84571
Vulnerability Center: 40002 - Microsoft Windows win32k.sys \x27EPATHOBJ::bFlatten\x27 Function Allows Local DoS, Medium
SecurityFocus: 60159
Secunia: 53435
OSVDB: 93539
See also: 🔍
Entry
Created: 03/24/2015 15:54Updated: 01/02/2022 20:43
Changes: 03/24/2015 15:54 (39), 04/07/2017 16:05 (14), 01/02/2022 20:27 (3), 01/02/2022 20:35 (7), 01/02/2022 20:43 (1)
Complete: 🔍
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