Ultra Shareware Ultra Crypto Component up to 2.0.2007.801 ActiveX Control cryptox.dll first memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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6.9$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Ultra Shareware Ultra Crypto Component up to 2.0.2007.801. Impacted is an unknown function in the library cryptox.dll of the component ActiveX Control. This manipulation of the argument first causes memory corruption. This vulnerability is handled as CVE-2007-4903. Additionally, an exploit exists.

Detailsinfo

A vulnerability classified as critical was found in Ultra Shareware Ultra Crypto Component up to 2.0.2007.801. Affected by this vulnerability is an unknown code in the library cryptox.dll of the component ActiveX Control. The manipulation of the argument first 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:

Multiple buffer overflows in a certain ActiveX control in CryptoX.dll 2.0 and earlier in the Ultra Crypto Component allow remote attackers to execute arbitrary code via (1) a long string in the first argument to the AcquireContext method or (2) an unspecified vector to the DeleteContext method.

The weakness was released 09/10/2007 by shinnai (Website). It is possible to read the advisory at xforce.iss.net. This vulnerability is known as CVE-2007-4903. 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.

A public exploit has been developed by shinnai and been published immediately after the advisory. It is possible to download the exploit at securityfocus.com. It is declared as proof-of-concept.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product. Attack attempts may be identified with Snort ID 12438.

The vulnerability is also documented in the databases at X-Force (36524), Exploit-DB (4389), SecurityFocus (BID 25609†), OSVDB (38979†) and SecurityTracker (ID 1018674†). Entry connected to this vulnerability is available at VDB-38790. 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: 7.3
VulDB Meta Temp Score: 6.9

VulDB Base Score: 7.3
VulDB Temp Score: 6.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: shinnai
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍
Snort ID: 12438
PaloAlto IPS: 🔍
Fortigate IPS: 🔍

Timelineinfo

09/10/2007 🔍
09/10/2007 +0 days 🔍
09/10/2007 +0 days 🔍
09/10/2007 +0 days 🔍
09/10/2007 +0 days 🔍
09/17/2007 +6 days 🔍
09/17/2007 +0 days 🔍
12/03/2007 +77 days 🔍
02/23/2011 +1177 days 🔍
03/16/2015 +1482 days 🔍
12/09/2024 +3556 days 🔍

Sourcesinfo

Advisory: xforce.iss.net
Researcher: shinnai
Status: Confirmed

CVE: CVE-2007-4903 (🔍)
GCVE (CVE): GCVE-0-2007-4903
GCVE (VulDB): GCVE-100-38791
X-Force: 36524
SecurityFocus: 25609 - Ultra Crypto Component CryptoX.dll ActiveX Control Multiple Remote Buffer Overflow Vulnerabilities
OSVDB: 38979 - Ultra Crypto Component ActiveX (CryptoX.dll) Multiple Method Overflows
SecurityTracker: 1018674
Vulnerability Center: 29926 - Ultra Crypto Component Remote Arbitrary Code Execution Vulnerability, Medium

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

Entryinfo

Created: 03/16/2015 12:18
Updated: 12/09/2024 04:18
Changes: 03/16/2015 12:18 (57), 03/16/2017 16:03 (16), 07/21/2021 21:24 (3), 10/07/2024 00:04 (15), 12/09/2024 04:18 (1)
Complete: 🔍
Cache ID: 216::103

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

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