Interactivedata eSignal 10.6/10.6.2425 WinSig.exe memory corruption

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
9.6$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in Interactivedata eSignal 10.6/10.6.2425. Affected is an unknown function of the file WinSig.exe. This manipulation causes memory corruption. The identification of this vulnerability is CVE-2011-3494. Furthermore, there is an exploit available.

Detailsinfo

A vulnerability classified as very critical was found in Interactivedata eSignal 10.6/10.6.2425. Affected by this vulnerability is some unknown processing of the file WinSig.exe. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

WinSig.exe in eSignal 10.6.2425 and earlier allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via (1) a long StyleTemplate element in a QUO, SUM or POR file, which triggers a stack-based buffer overflow, or (2) a long Font->FaceName field (aka FaceName element), which triggers a heap-based buffer overflow. NOTE: some of these details are obtained from third party information.

The weakness was shared 09/16/2011 by Luigi Auriemma (Website). It is possible to read the advisory at secunia.com. This vulnerability is known as CVE-2011-3494 since 09/16/2011. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details and also a public exploit are known. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 02/21/2025).

A public exploit has been developed in Ruby. It is possible to download the exploit at securityfocus.com. It is declared as highly functional. The commercial vulnerability scanner Qualys is able to test this issue with plugin 119597 (eSignal Multiple Security Vulnerabilities).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 12315.

The vulnerability is also documented in the databases at X-Force (69785), Exploit-DB (17837), SecurityFocus (BID 49600†), Secunia (SA45966†) and Vulnerability Center (SBV-33239†). The entry VDB-58528 is related to this item. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.6

VulDB Base Score: 10.0
VulDB Temp Score: 9.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Highly functional
Programming Language: 🔍
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

OpenVAS ID: 802245
OpenVAS Name: eSignal Multiple Vulnerabilities
OpenVAS File: 🔍
OpenVAS Family: 🔍

Saint ID: exploit_info/esignal_styletemplate
Saint Name: eSignal WinSig.exe long StyleTemplate buffer overflow

Qualys ID: 🔍
Qualys Name: 🔍

MetaSploit ID: esignal_styletemplate_bof.rb
MetaSploit Name: eSignal and eSignal Pro File Parsing Buffer Overflow in QUO
MetaSploit File: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍
TippingPoint: 🔍

McAfee IPS: 🔍
McAfee IPS Version: 🔍

PaloAlto IPS: 🔍
Fortigate IPS: 🔍

Timelineinfo

09/06/2011 🔍
09/13/2011 +7 days 🔍
09/13/2011 +0 days 🔍
09/16/2011 +3 days 🔍
09/16/2011 +0 days 🔍
09/16/2011 +0 days 🔍
09/18/2011 +2 days 🔍
03/23/2015 +1282 days 🔍
02/21/2025 +3623 days 🔍

Sourcesinfo

Advisory: secunia.com⛔
Researcher: Luigi Auriemma
Status: Not defined

CVE: CVE-2011-3494 (🔍)
GCVE (CVE): GCVE-0-2011-3494
GCVE (VulDB): GCVE-100-58519
X-Force: 69785
SecurityFocus: 49600 - eSignal Multiple Buffer Overflow Vulnerabilities
Secunia: 45966 - eSignal Buffer Overflow and Insecure Library Loading Vulnerabilities, Highly Critical
Vulnerability Center: 33239 - eSignal 10.6.2425.1208 WinSig.exe Buffer Overflow Vulnerabilities Allow Remote Code Execution, Medium

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 03/23/2015 16:50
Updated: 02/21/2025 19:53
Changes: 03/23/2015 16:50 (67), 04/02/2017 11:56 (17), 02/21/2025 19:53 (20)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you need the next level of professionalism?

Upgrade your account now!