Ultra Shareware Ultra Crypto Component up to 2.0.2007.801 ActiveX Control cryptox.dll path traversal
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
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6.2 | $0-$5k | 0.00 |
A vulnerability classified as critical has been found in Ultra Shareware Ultra Crypto Component up to 2.0.2007.801. Affected is an unknown part in the library cryptox.dll of the component ActiveX Control. The manipulation with an unknown input leads to a path traversal vulnerability. CWE is classifying the issue as 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. This is going to have an impact on integrity, and availability. CVE summarizes:
Absolute path traversal vulnerability in a certain ActiveX control in CryptoX.dll 2.0 and earlier in the Ultra Crypto Component allows remote attackers to write to arbitrary files via a full pathname in the argument to the SaveToFile method.
The weakness was published 09/10/2007 by shinnai (Website). The advisory is available at xforce.iss.net. This vulnerability is traded as CVE-2007-4902. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details and a public exploit are known. This vulnerability is assigned to T1006 by the MITRE ATT&CK project.
A public exploit has been developed by shinnai and been published immediately after the advisory. The exploit is shared for download 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 12442.
The vulnerability is also documented in the databases at X-Force (36522) and Exploit-DB (4388). Similar entry is available at 38791.
Product
Vendor
Name
Version
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
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CVSSv3
VulDB Meta Base Score: 6.5VulDB Meta Temp Score: 6.2
VulDB Base Score: 6.5
VulDB Temp Score: 6.2
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
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Exploiting
Class: Path traversalCWE: CWE-22
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: shinnai
Download: 🔍
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Threat Intelligence
Interest: 🔍Active Actors: 🔍
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Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Exploit Delay Time: 🔍
Snort ID: 12442
Fortigate IPS: 🔍
Timeline
09/10/2007 🔍09/10/2007 🔍
09/10/2007 🔍
09/10/2007 🔍
09/10/2007 🔍
09/17/2007 🔍
09/17/2007 🔍
12/03/2007 🔍
02/23/2011 🔍
03/16/2015 🔍
07/21/2021 🔍
Sources
Advisory: xforce.iss.netResearcher: shinnai
Status: Confirmed
CVE: CVE-2007-4902 (🔍)
X-Force: 36522
Vulnerability Center: 29927 - Ultra Crypto Component Remote Absolute Path Traversal Vulnerability via the SaveToFile Method, Medium
SecurityFocus: 25611 - Ultra Crypto Component ActiveX Control SaveToFile Arbitrary File Overwrite Vulnerability
OSVDB: 38982 - Ultra Crypto Component ActiveX (CryptoX.dll) SaveToFile Method Traversal Arbitrary File Overwrite
scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍
Entry
Created: 03/16/2015 12:18Updated: 07/21/2021 21:10
Changes: 03/16/2015 12:18 (53), 03/16/2017 16:03 (18), 07/21/2021 21:10 (3)
Complete: 🔍
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