SolarWinds Serv-U up to 15.2.1 pathname traversal

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CVSS Meta Temp Score
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CTI Interest Score
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5.3$0-$5k0.07

A vulnerability was found in SolarWinds Serv-U up to 15.2.1 (File Transfer Software). It has been declared as critical. This vulnerability affects some unknown processing. The manipulation with an unknown input leads to a directory traversal vulnerability. The CWE definition for the vulnerability is CWE-21. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

SolarWinds Serv-U before 15.2.2 allows Authenticated Directory Traversal.

The weakness was released 02/03/2021. The advisory is available at themissinglink.com.au. This vulnerability was named CVE-2020-27994 since 10/29/2020. The exploitation appears to be easy. Access to the local network is required for this attack to succeed. Required for exploitation is a single authentication. The technical details are unknown and an exploit is not available.

Upgrading to version 15.2.2 eliminates this vulnerability.

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CPE 2.3infoedit

CPE 2.2infoedit

CVSSv3infoedit

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2infoedit

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfoedit

Class: Directory traversal
CWE: CWE-21
ATT&CK: Unknown

Local: No
Remote: Partially

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfoedit

Threat: 🔍
Adversaries: 🔍
Geopolitics: 🔍
Economy: 🔍
Predictions: 🔍
Remediation: 🔍

Countermeasuresinfoedit

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Serv-U 15.2.2

Timelineinfoedit

10/29/2020 CVE assigned
02/03/2021 +97 days Advisory disclosed
02/03/2021 +0 days VulDB entry created
02/23/2021 +20 days VulDB last update

Sourcesinfoedit

Vendor: https://www.solarwinds.com/

Advisory: themissinglink.com.au
Status: Confirmed
Confirmation: 🔒

CVE: CVE-2020-27994 (🔒)

Entryinfoedit

Created: 02/03/2021 07:10 PM
Updated: 02/23/2021 09:18 AM
Changes: (5) source_cve_assigned source_cve_nvd_summary vulnerability_cvss2_vuldb_tempscore vulnerability_cvss3_vuldb_tempscore vulnerability_cvss3_meta_tempscore
Complete: 🔍

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