// For flags

CVE-2015-1684

Microsoft Windows VBScript Regular Expression Information Disclosure Vulnerability

Severity Score

4.3
*CVSS v2

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

VBScript.dll in the Microsoft VBScript 5.6 through 5.8 engine, as used in Internet Explorer 8 through 11 and other products, allows remote attackers to bypass the ASLR protection mechanism via a crafted web site, aka "VBScript ASLR Bypass."

VBScript.dll en el motor Microsoft VBScript 5.6 hasta 5.8, utilizado en Internet Explorer 8 hasta 11 y otros productos, permite a atacantes remotos evadir el mecanismo de protección ASLR a través de un sitio web manipulado, también conocido como 'evasión de ASLR de VBScript.'

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Microsoft Windows. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.
The vulnerability relates to how VBScript processes capturing groups in regular expressions. By performing a search using a regular expression that has an unusual form, an attacker can reveal data stored in the memory of the current process.

*Credits: SkyLined
CVSS Scores
Attack Vector
Network
Attack Complexity
Medium
Authentication
None
Confidentiality
Partial
Integrity
None
Availability
None
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
None
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2015-02-17 CVE Reserved
  • 2015-05-12 CVE Published
  • 2024-08-06 CVE Updated
  • 2024-09-16 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-200: Exposure of Sensitive Information to an Unauthorized Actor
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Microsoft
Search vendor "Microsoft"
Vbscript
Search vendor "Microsoft" for product "Vbscript"
5.6
Search vendor "Microsoft" for product "Vbscript" and version "5.6"
-
Affected
Microsoft
Search vendor "Microsoft"
Vbscript
Search vendor "Microsoft" for product "Vbscript"
5.7
Search vendor "Microsoft" for product "Vbscript" and version "5.7"
-
Affected
Microsoft
Search vendor "Microsoft"
Vbscript
Search vendor "Microsoft" for product "Vbscript"
5.8
Search vendor "Microsoft" for product "Vbscript" and version "5.8"
-
Affected
Microsoft
Search vendor "Microsoft"
Internet Explorer
Search vendor "Microsoft" for product "Internet Explorer"
8
Search vendor "Microsoft" for product "Internet Explorer" and version "8"
-
Affected
Microsoft
Search vendor "Microsoft"
Internet Explorer
Search vendor "Microsoft" for product "Internet Explorer"
9
Search vendor "Microsoft" for product "Internet Explorer" and version "9"
-
Affected
Microsoft
Search vendor "Microsoft"
Internet Explorer
Search vendor "Microsoft" for product "Internet Explorer"
10
Search vendor "Microsoft" for product "Internet Explorer" and version "10"
-
Affected
Microsoft
Search vendor "Microsoft"
Internet Explorer
Search vendor "Microsoft" for product "Internet Explorer"
11
Search vendor "Microsoft" for product "Internet Explorer" and version "11"
-
Affected