Webproxy 1.7.8 path traversal

CVSS Meta Temp Score
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Current Exploit Price (≈)
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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.
6.4$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Webproxy 1.7.8. This issue affects some unknown processing. Executing a manipulation can lead to path traversal. This vulnerability is registered as CVE-2018-0542. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability was found in Webproxy 1.7.8 (Firewall Software). It has been declared as critical. This vulnerability affects an unknown code block. 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 confidentiality. CVE summarizes:

Directory traversal vulnerability in WebProxy version 1.7.8 allows an attacker to read arbitrary files via unspecified vectors.

The bug was discovered 03/13/2018. The weakness was published 03/22/2018 (Website). The advisory is available at jvn.jp. This vulnerability was named CVE-2018-0542 since 11/27/2017. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1006 by the MITRE ATT&CK project.

The vulnerability was handled as a non-public zero-day exploit for at least 9 days. During that time the estimated underground price was around $0-$5k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/27/2017 🔍
03/13/2018 +106 days 🔍
03/22/2018 +9 days 🔍
03/22/2018 +0 days 🔍
03/23/2018 +1 days 🔍
01/15/2020 +663 days 🔍

Sourcesinfo

Advisory: jvn.jp
Status: Not defined

CVE: CVE-2018-0542 (🔍)
GCVE (CVE): GCVE-0-2018-0542
GCVE (VulDB): GCVE-100-114910

Entryinfo

Created: 03/23/2018 10:02
Updated: 01/15/2020 20:40
Changes: 03/23/2018 10:02 (55), 01/15/2020 20:40 (1)
Complete: 🔍
Cache ID: 216::103

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