Exment up to 3.5.x File cross site scripting

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.6$0-$5k0.00

A vulnerability was found in Exment up to 3.5.x and classified as problematic. Affected by this issue is some unknown functionality of the component File Handler. The manipulation with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to 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. Impacted is integrity. CVE summarizes:

Cross-site scripting vulnerability in Exment prior to v3.6.0 allows remote authenticated attackers to inject arbitrary script or HTML via a specially crafted file.

The weakness was disclosed 08/25/2020 (Website). The advisory is shared for download at exment.net. This vulnerability is handled as CVE-2020-5620 since 01/06/2020. The attack may be launched remotely. A simple authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1059.007.

Upgrading to version 3.6.0 eliminates this vulnerability.

The entry 160231 is pretty similar.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.8
VulDB Meta Temp Score: 4.7

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.4
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-74 / CWE-707
ATT&CK: T1059.007

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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Exment 3.6.0

Timelineinfo

01/06/2020 🔍
08/25/2020 +232 days 🔍
08/25/2020 +0 days 🔍
08/25/2020 +0 days 🔍

Sourcesinfo

Advisory: exment.net
Status: Not defined

CVE: CVE-2020-5620 (🔍)
See also: 🔍

Entryinfo

Created: 08/25/2020 12:53
Updated: 08/25/2020 12:58
Changes: 08/25/2020 12:53 (39), 08/25/2020 12:58 (17)
Complete: 🔍

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