Spring Cloud Config up to 2.1.8/2.2.2 spring-cloud-config-server path traversal

CVSS Meta Temp Score
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Spring Cloud Config up to 2.1.8/2.2.2. This vulnerability affects unknown code of the component spring-cloud-config-server. This manipulation causes path traversal. This vulnerability appears as CVE-2020-5410. The attack may be initiated remotely. In addition, an exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability has been found in Spring Cloud Config up to 2.1.8/2.2.2 (Cloud Software) and classified as critical. Affected by this vulnerability is some unknown functionality of the component spring-cloud-config-server. The manipulation with an unknown input leads to a path traversal vulnerability. The CWE definition for the vulnerability is CWE-23. The product uses external input to construct a pathname that should be within a restricted directory, but it does not properly neutralize sequences such as ".." that can resolve to a location that is outside of that directory. As an impact it is known to affect confidentiality. The summary by CVE is:

Spring Cloud Config, versions 2.2.x prior to 2.2.3, versions 2.1.x prior to 2.1.9, and older unsupported versions allow applications to serve arbitrary configuration files through the spring-cloud-config-server module. A malicious user, or attacker, can send a request using a specially crafted URL that can lead to a directory traversal attack.

The weakness was presented 06/02/2020 (Website). It is possible to read the advisory at tanzu.vmware.com. This vulnerability is known as CVE-2020-5410 since 01/03/2020. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are unknown but an exploit is available. The attack technique deployed by this issue is T1006 according to MITRE ATT&CK.

It is declared as attacked. The CISA Known Exploited Vulnerabilities Catalog lists this issue since 03/25/2022 with a due date of 04/15/2022:

Apply updates per vendor instructions.

Upgrading to version 2.1.9 or 2.2.3 eliminates this vulnerability.

Be aware that VulDB is the high quality source for vulnerability data.

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: 6.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
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: Path traversal
CWE: CWE-23 / CWE-22
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Attacked

EPSS Score: 🔍
EPSS Percentile: 🔍

KEV Added: 🔍
KEV Due: 🔍
KEV Remediation: 🔍
KEV Ransomware: 🔍
KEV Notice: 🔍

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: Spring Cloud Config 2.1.9/2.2.3

Timelineinfo

01/03/2020 🔍
06/02/2020 +151 days 🔍
06/03/2020 +1 days 🔍
02/07/2025 +1710 days 🔍

Sourcesinfo

Advisory: tanzu.vmware.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2020-5410 (🔍)
GCVE (CVE): GCVE-0-2020-5410
GCVE (VulDB): GCVE-100-155983
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 06/03/2020 08:22
Updated: 02/07/2025 14:46
Changes: 06/03/2020 08:22 (39), 06/03/2020 08:27 (18), 10/21/2020 13:03 (1), 04/24/2024 13:03 (28), 09/09/2024 22:29 (1), 02/07/2025 14:46 (3)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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