ALC WebCTRL path traversal

HistoryDiffrelatejsonxmlCTI

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.
5.6	$0-$5k	0.00

Summaryinfo

A vulnerability was found in ALC WebCTRL. It has been declared as critical. This affects an unknown function. The manipulation results in path traversal. This vulnerability is reported as CVE-2017-9640. The attack can be launched remotely. Moreover, an exploit is present. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in ALC WebCTRL (version now known). Affected is some unknown processing. 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:

A Path Traversal issue was discovered in Automated Logic Corporation (ALC) ALC WebCTRL, i-Vu, SiteScan Web prior to 6.5; ALC WebCTRL, SiteScan Web 6.1 and prior; ALC WebCTRL, i-Vu 6.0 and prior; ALC WebCTRL, i-Vu, SiteScan Web 5.5 and prior; and ALC WebCTRL, i-Vu, SiteScan Web 5.2 and prior. An authenticated attacker may be able to overwrite files that are used to execute code. This vulnerability does not affect version 6.5 of the software.

The bug was discovered 08/22/2017. The weakness was disclosed 08/25/2017 (Website). The advisory is available at securityfocus.com. This vulnerability is traded as CVE-2017-9640 since 06/14/2017. It is possible to launch the attack remotely. Required for exploitation is a authentication. Technical details are unknown but a public exploit is available. This vulnerability is assigned to T1006 by the MITRE ATT&CK project.

The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 3 days. During that time the estimated underground price was around $0-$5k.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at Exploit-DB (42543) and SecurityFocus (BID 100452†). The entry VDB-105764 is pretty similar. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

Name

WebCTRL

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.8
VulDB Meta Temp Score: 5.6

VulDB Base Score: 5.4
VulDB Temp Score: 4.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.3
NVD Vector: 🔍

CVSSv2info

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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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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: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
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Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/14/2017 🔍
08/22/2017 +68 days 🔍
08/22/2017 +0 days 🔍
08/25/2017 +3 days 🔍
08/25/2017 +0 days 🔍
08/27/2017 +2 days 🔍
11/18/2024 +2640 days 🔍

Sourcesinfo

Advisory: securityfocus.com⛔
Researcher: Gjoko Krstic
Status: Confirmed

CVE: CVE-2017-9640 (🔍)
GCVE (CVE): GCVE-0-2017-9640
GCVE (VulDB): GCVE-100-105762
SecurityFocus: 100452

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

Entryinfo

Created: 08/27/2017 06:58
Updated: 11/18/2024 17:12
Changes: 08/27/2017 06:58 (52), 11/10/2019 14:51 (10), 01/10/2021 06:54 (4), 11/18/2024 17:12 (17)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.