S-Cms 1.0 admin/download.php DownName information disclosure

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.
6.4$0-$5k0.00

Summaryinfo

A vulnerability was found in S-Cms 1.0 and classified as problematic. Affected by this issue is some unknown functionality of the file admin/download.php. Such manipulation of the argument DownName as part of Parameter leads to information disclosure. This vulnerability is documented as CVE-2018-20478. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in S-Cms 1.0 (Content Management System) and classified as problematic. Affected by this issue is an unknown code of the file admin/download.php. The manipulation of the argument DownName as part of a Parameter leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. CVE summarizes:

An issue was discovered in S-CMS 1.0. It allows reading certain files, such as PHP source code, via the admin/download.php DownName parameter with a mixed-case extension, as demonstrated by a DownName=download.Php value.

The bug was discovered 12/18/2018. The weakness was released 12/26/2018 (Website). The advisory is available at xz.aliyun.com. This vulnerability is handled as CVE-2018-20478 since 12/25/2018. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1592 by the MITRE ATT&CK project.

The vulnerability was handled as a non-public zero-day exploit for at least 7 days. During that time the estimated underground price was around $0-$5k. By approaching the search of inurl:admin/download.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.

Entries connected to this vulnerability are available at VDB-128428, VDB-128427, VDB-128425 and VDB-128424. If you want to get best quality of vulnerability data, you may have to visit VulDB.

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: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
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

12/18/2018 🔍
12/25/2018 +7 days 🔍
12/25/2018 +0 days 🔍
12/26/2018 +1 days 🔍
12/26/2018 +0 days 🔍
04/24/2020 +485 days 🔍

Sourcesinfo

Advisory: xz.aliyun.com
Status: Not defined

CVE: CVE-2018-20478 (🔍)
GCVE (CVE): GCVE-0-2018-20478
GCVE (VulDB): GCVE-100-128426
See also: 🔍

Entryinfo

Created: 12/26/2018 21:49
Updated: 04/24/2020 12:10
Changes: 12/26/2018 21:49 (60), 04/24/2020 12:10 (1)
Complete: 🔍
Cache ID: 216::103

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

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