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CVE-2020-5410 CISA KEV · Actively exploited

spring-cloud-config-server: sending a request using a specially crafted URL can lead to a directory traversal attack

CVSS score

7.5

EPSS probability

%95.6

Risk score

14.3

Published

6 y ago

Official patch verified

Etkilenen ürün ve sürüm için yayımlanan güvenlik güncellemesini uygulayın.

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Vulnerability description

DayBreach CVE AI Research

CVE-2020-5410 has vendor, distribution, patch and security-source records on file. We can compare them and prepare an explanation linked to the evidence.

A flaw was found in spring-cloud-config in versions prior to 2.1.9 and 2.2.3. Applications are allowed to serve arbitrary configuration files through the spring-cloud-config-server module allowing an attacker to send a request using a specially crafted URL to create a directory traversal attack. The highest threat from this vulnerability is to data confidentiality.

IMPACT: Affected Products and Software

Affected Products

The following products are affected by CVE-2020-5410 vulnerability. Where our threat engine knows the exact affected versions, they are listed below.

IDVENDORPRODUCTACTION
1Red HatRed Hat Fuse 7.8.0 View
2Red HatRed Hat Fuse 7.9 View
3VMware TanzuSpring Cloud Configuration (Config) Server View
Total affected vendors: 2|Products: 3

RED HAT CSAF/VEX: Product Impact Check

Does this CVE affect my Red Hat product?

The results come directly from the Red Hat CSAF VEX product status; they are not estimates.

Fix released

Bu ürün dalı için Red Hat düzeltmesi yayımlanmış.

cpe:/a:redhat:jboss_fuse:7

SCORING: CVSS from Multiple Sources

CVSS Scores

The Common Vulnerability Scoring System is a standardised framework for assessing the severity of vulnerabilities in software and systems. We collect and display CVSS scores from several sources for each CVE.

SCOREVERSIONSEVERITYVECTORSOURCE
7.5cvss_v3HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NRed Hat

Patch and Remediation Guide

Solution & Remediation Advisory

Patch verified

4 doğrulanmış yama veya düzeltilmiş sürüm kanıtı bulundu.

redhat

Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on. Installation instructions are available from the Fuse 7.8.0 product documentation page: https://access.redhat.com/documentation/en-us/red_hat_fuse/7.8/

Open source
redhat

Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on. Installation instructions are available from the Fuse 7.9.0 product documentation page: https://access.redhat.com/documentation/en-us/red_hat_fuse/7.9/

Open source
redhat

Users of vulnerable versions or older, unsupported versions of spring-cloud-config-server should upgrade to a patched version. Spring-cloud-config-server should only be accessible on internal networks.

reference

Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on. Installation instructions are available from the Fuse 7.8.0 product documentation page: https://access.redhat.com/documentation/en-us/red_hat_fuse/7.8/

Open source
reference

Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on. Installation instructions are available from the Fuse 7.9.0 product documentation page: https://access.redhat.com/documentation/en-us/red_hat_fuse/7.9/

Open source
canonical

Apply updates per vendor instructions.

Confirm the affected product and version against the source evidence above.
Restrict access to internet-facing services and apply network segmentation.
Apply the official update named in the evidence only to the matching product and version.
Monitor server logs and network endpoints for signs of anomalous execution.

Public exploit and active exploitation status

Verified exploit intelligence

This CVE is marked as actively exploited in the CISA KEV catalogue, but no verified, downloadable public PoC or Metasploit module has been found yet. Evidence of active exploitation does not mean that public exploit code exists.

Weakness Classification and Attack Patterns (CWE & CAPEC)

CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorises the common flaws or weaknesses that can lead to vulnerabilities. CVE-2020-5410 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2020-5410 weaknesses.

Attack Vector and Accessibility

ExposureAğ üzerinden
PermissionsGerekmiyor
UserGerekmiyor

Official Sources and Advisories

CVSS Vector Radar Chart

7.5 / 10
Attack VectorNetworkComplexityLowPrivilegesNoneUser Interact.NoneConfidentialityLowIntegrityNoneAvailabilityNone

Vulnerability Scoring Details

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone required
User InteractionNone required
Confidentiality (Gizlilik)Low
Integrity (Bütünlük)None
Availability (Erişilebilirlik)None

Yama doğrulandı

4 doğrulanmış yama veya düzeltilmiş sürüm kanıtı bulundu.

Follow the vendor

Weakness Type (CWE & CAPEC)

Similar Vulnerabilities

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