Monstra CMS 3.0.4 admin/index.php path Listing path traversal

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

Summaryinfo

A vulnerability marked as problematic has been reported in Monstra CMS 3.0.4. The impacted element is an unknown function of the file admin/index.php. This manipulation of the argument path with the input uploads/.......//./.......//./ causes path traversal (Listing). The identification of this vulnerability is CVE-2018-16820. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability classified as problematic was found in Monstra CMS 3.0.4 (Content Management System). Affected by this vulnerability is an unknown code of the file admin/index.php. The manipulation of the argument path with the input value uploads/.......//./.......//./ leads to a path traversal vulnerability (Listing). 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. The summary by CVE is:

admin/index.php in Monstra CMS 3.0.4 allows arbitrary directory listing via id=filesmanager&path=uploads/.......//./.......//./ requests.

The bug was discovered 08/29/2018. The weakness was shared 09/18/2018 (Website). It is possible to read the advisory at blog.51cto.com. This vulnerability is known as CVE-2018-16820 since 09/10/2018. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1006 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 20 days. During that time the estimated underground price was around $0-$5k. By approaching the search of inurl:admin/index.php it is possible to find vulnerable targets with Google Hacking.

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

The entry VDB-124218 is related to this item. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

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

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined
Google Hack: 🔍

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

08/29/2018 🔍
09/10/2018 +11 days 🔍
09/18/2018 +8 days 🔍
09/18/2018 +0 days 🔍
09/19/2018 +1 days 🔍
05/17/2023 +1701 days 🔍

Sourcesinfo

Advisory: 457
Status: Not defined

CVE: CVE-2018-16820 (🔍)
GCVE (CVE): GCVE-0-2018-16820
GCVE (VulDB): GCVE-100-124219
See also: 🔍

Entryinfo

Created: 09/19/2018 07:02
Updated: 05/17/2023 08:21
Changes: 09/19/2018 07:02 (61), 03/25/2020 08:21 (1), 05/17/2023 08:21 (3)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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