CVE-2020-27619

python: Unsafe use of eval() on data retrieved via HTTP in the test suite

Severity Score

9.8

*CVSS v3.1

Exploit Likelihood

< 1%

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

In Python 3 through 3.9.0, the Lib/test/multibytecodec_support.py CJK codec tests call eval() on content retrieved via HTTP.

En Python versiones 3 hasta 3.9.0, las pruebas del códec CJK del archivo Lib/test/multibytecodec_support.py llaman a la función eval() en el contenido recuperado por medio de HTTP

In Python3's Lib/test/multibytecodec_support.py CJK codec tests call eval() on content retrieved via HTTP.

Red Hat Advanced Cluster Management for Kubernetes 2.2.4 images Red Hat Advanced Cluster Management for Kubernetes provides the capabilities to address common challenges that administrators and site reliability engineers face as they work across a range of public and private cloud environments. Clusters and applications are all visible and managed from a single console—with security policy built in. This advisory contains the container images for Red Hat Advanced Cluster Management for Kubernetes, which fix several bugs and security issues. Issues addressed include denial of service and integer overflow vulnerabilities.

*Credits: N/A

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-10-22 CVE Reserved
2020-10-22 CVE Published
2024-08-04 CVE Updated
2025-04-05 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-95: Improper Neutralization of Directives in Dynamically Evaluated Code ('Eval Injection')

CAPEC

References (16)

URL	Tag	Source
https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeep...	Mailing List
https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeep...	Mailing List
https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache...	Mailing List
https://security.netapp.com/advisory/ntap-20201123-0004	Third Party Advisory

1 - 4 of 4

URL	Date	SRC

URL	Date	SRC
https://bugs.python.org/issue41944	2024-02-03
https://github.com/python/cpython/commit/2ef5caa58febc8968e670e39e3d37...	2024-02-03
https://github.com/python/cpython/commit/43e523103886af66d6c27cd72431b...	2024-02-03
https://github.com/python/cpython/commit/6c6c256df3636ff6f6136820afaef...	2024-02-03
https://github.com/python/cpython/commit/b664a1df4ee71d3760ab937653b10...	2024-02-03
https://github.com/python/cpython/commit/e912e945f2960029d039d3390ea08...	2024-02-03
https://www.oracle.com/security-alerts/cpujul2022.html	2024-02-03

1 - 7 of 7

URL	Date	SRC
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message...	2024-02-03
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message...	2024-02-03
https://security.gentoo.org/glsa/202402-04	2024-02-03
https://access.redhat.com/security/cve/CVE-2020-27619	2021-11-09
https://bugzilla.redhat.com/show_bug.cgi?id=1889886	2021-11-09

1 - 5 of 5

Affected Vendors, Products, and Versions (7)

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Python Search vendor "Python"		Python Search vendor "Python" for product "Python"				>= 3.0.0 < 3.6.13 Search vendor "Python" for product "Python" and version " >= 3.0.0 < 3.6.13"		-		Affected
Python Search vendor "Python"		Python Search vendor "Python" for product "Python"				>= 3.7.0 < 3.7.10 Search vendor "Python" for product "Python" and version " >= 3.7.0 < 3.7.10"		-		Affected
Python Search vendor "Python"		Python Search vendor "Python" for product "Python"				>= 3.8.0 < 3.8.7 Search vendor "Python" for product "Python" and version " >= 3.8.0 < 3.8.7"		-		Affected
Python Search vendor "Python"		Python Search vendor "Python" for product "Python"				>= 3.9.0 < 3.9.1 Search vendor "Python" for product "Python" and version " >= 3.9.0 < 3.9.1"		-		Affected
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				33 Search vendor "Fedoraproject" for product "Fedora" and version "33"		-		Affected
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				34 Search vendor "Fedoraproject" for product "Fedora" and version "34"		-		Affected
Oracle Search vendor "Oracle"		Communications Cloud Native Core Network Function Cloud Native Environment Search vendor "Oracle" for product "Communications Cloud Native Core Network Function Cloud Native Environment"				22.2.0 Search vendor "Oracle" for product "Communications Cloud Native Core Network Function Cloud Native Environment" and version "22.2.0"		-		Affected

1 - 7 of 7