SEMCMS 3.4 Edit SEMCMS_Menu.php?lgid=1 cross site scripting

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.
3.6$0-$5k0.00

Summaryinfo

A vulnerability was found in SEMCMS 3.4. It has been classified as problematic. Affected by this issue is some unknown functionality of the file admin/SEMCMS_Menu.php?lgid=1 of the component Edit Handler. This manipulation causes cross site scripting. This vulnerability is handled as CVE-2018-18745. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in SEMCMS 3.4. It has been declared as problematic. Affected by this vulnerability is an unknown code block of the file admin/SEMCMS_Menu.php?lgid=1 of the component Edit Handler. The manipulation with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. As an impact it is known to affect integrity. The summary by CVE is:

An XSS issue was discovered in SEMCMS 3.4 via admin/SEMCMS_Menu.php?lgid=1 during editing.

The bug was discovered 10/25/2018. The weakness was released 10/28/2018 (Website). The advisory is shared at github.com. This vulnerability is known as CVE-2018-18745 since 10/27/2018. The attack can be launched remotely. The requirement for exploitation is a single authentication. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 4 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.

Entries connected to this vulnerability are available at VDB-126060, VDB-126059, VDB-126058 and VDB-126057. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.6
VulDB Meta Temp Score: 3.6

VulDB Base Score: 2.4
VulDB Temp Score: 2.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.8
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: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
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

10/25/2018 🔍
10/27/2018 +1 days 🔍
10/28/2018 +2 days 🔍
10/29/2018 +0 days 🔍
10/29/2018 +0 days 🔍
04/07/2020 +526 days 🔍

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2018-18745 (🔍)
GCVE (CVE): GCVE-0-2018-18745
GCVE (VulDB): GCVE-100-126061
See also: 🔍

Entryinfo

Created: 10/29/2018 16:42
Updated: 04/07/2020 11:16
Changes: 10/29/2018 16:42 (57), 04/07/2020 11:16 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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