CVE-2020-5420

CVSS V2 Medium 6.8 CVSS V3 High 7.7

Description

Cloud Foundry Routing (Gorouter) versions prior to 0.206.0 allow a malicious developer with "cf push" access to cause denial-of-service to the CF cluster by pushing an app that returns specially crafted HTTP responses that crash the Gorouters.

Overview

CVE ID
CVE-2020-5420

Assigner
security@pivotal.io

Vulnerability Status
Analyzed

Published Version
2020-09-03T01:15:10

Last Modified Date
2020-09-11T15:42:49

Weakness Enumerations

CWE	URL
CWE-754	http://cwe.mitre.org/data/definitions/754.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:a:cloudfoundry:cf-deployment::::::::	1	OR		13.15.0
cpe:2.3:a:cloudfoundry:gorouter::::::::	1	OR		0.206.0

CVSS Version 2

Version
2.0

Vector String
AV:N/AC:L/Au:S/C:N/I:N/A:C

Access Vector
NETWORK

Access Compatibility
LOW

Authentication
SINGLE

Confidentiality Impact
NONE

Integrity Impact
NONE

Availability Impact
COMPLETE

Base Score
6.8

Severity
MEDIUM

Exploitability Score
8

Impact Score
6.9

CVSS Version 3

Version
3.1

Vector String
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

Attack Vector
NETWORK

Attack Compatibility
LOW

Privileges Required
LOW

User Interaction
NONE

Scope
CHANGED

Confidentiality Impact
NONE

Availability Impact
HIGH

Base Score
7.7

Base Severity
HIGH

Exploitability Score
3.1

Impact Score
4

References

Reference URL	Reference Tags
https://www.cloudfoundry.org/blog/cve-2020-5420	Vendor Advisory

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2020-5420
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-5420

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 16:24:36				Added to TrackCVE
2022-12-04 21:58:06	2020-09-03T01:15Z	2020-09-03T01:15:10	CVE Published Date	updated
2022-12-04 21:58:06		2020-09-11T15:42:49	CVE Modified Date	updated
2022-12-04 21:58:06		Analyzed	Vulnerability Status	updated