unalz 0.53 path traversal

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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3.4$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in unalz 0.53. Affected by this vulnerability is an unknown functionality. This manipulation causes path traversal. This vulnerability is handled as CVE-2006-0950. There is not any exploit available. It is suggested to install a patch to address this issue.

Detailsinfo

A vulnerability classified as problematic was found in unalz 0.53. Affected by this vulnerability is some unknown processing. The manipulation with an unknown input leads to a path traversal vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect integrity. The summary by CVE is:

unalz 0.53 allows user-assisted attackers to overwrite arbitrary files via an ALZ archive with ".." (dot dot) sequences in a filename.

The bug was discovered 03/02/2006. The weakness was released 03/13/2006 by Tan Chew Keong as confirmed posting (Bugtraq). The advisory is shared at securityfocus.com. This vulnerability is known as CVE-2006-0950 since 03/01/2006. The exploitation appears to be difficult. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1006 for this issue.

It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 11 days. During that time the estimated underground price was around $0-$5k.

Applying a patch is able to eliminate this problem.

The vulnerability is also documented in the databases at X-Force (25171), SecurityFocus (BID 17105†), OSVDB (23835†), Secunia (SA19063†) and SecurityTracker (ID 1015780†). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.7
VulDB Meta Temp Score: 3.4

VulDB Base Score: 3.7
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Path traversal
CWE: CWE-22
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/01/2006 🔍
03/02/2006 +1 days 🔍
03/13/2006 +11 days 🔍
03/13/2006 +0 days 🔍
03/13/2006 +0 days 🔍
03/13/2006 +0 days 🔍
03/14/2006 +0 days 🔍
03/17/2006 +3 days 🔍
03/12/2015 +3282 days 🔍
07/21/2018 +1227 days 🔍

Sourcesinfo

Advisory: securityfocus.com⛔
Researcher: Tan Chew Keong
Status: Confirmed

CVE: CVE-2006-0950 (🔍)
GCVE (CVE): GCVE-0-2006-0950
GCVE (VulDB): GCVE-100-29161
X-Force: 25171 - unalz archive directory traversal
SecurityFocus: 17105
Secunia: 19063 - unalz Filename Handling Directory Traversal Vulnerability, Less Critical
OSVDB: 23835 - unalz Archive Processing Traversal Arbitrary File Write
SecurityTracker: 1015780
Vupen: ADV-2006-0938

Entryinfo

Created: 03/12/2015 12:19
Updated: 07/21/2018 10:17
Changes: 03/12/2015 12:19 (60), 07/21/2018 10:17 (7)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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