copy-props up to 2.0.4 Prototype code injection

CVSS Meta Temp Score
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CTI Interest Score
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8.2$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in copy-props up to 2.0.4. The affected element is an unknown function of the component Prototype Handler. Such manipulation leads to code injection. This vulnerability is traded as CVE-2020-28503. The attack may be launched remotely. There is no exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in copy-props up to 2.0.4. It has been rated as critical. Affected by this issue is an unknown function of the component Prototype Handler. The manipulation with an unknown input leads to a code injection vulnerability. Using CWE to declare the problem leads to CWE-94. The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. Impacted is confidentiality, integrity, and availability.

The weakness was shared 03/24/2021 as SNYK-JS-COPYPROPS-1082870. The advisory is shared for download at snyk.io. This vulnerability is handled as CVE-2020-28503. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1059.

Upgrading to version 2.0.5 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

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Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
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: Code injection
CWE: CWE-94 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

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: copy-props 2.0.5
Patch: github.com

Timelineinfo

11/12/2020 🔍
03/24/2021 +132 days 🔍
03/24/2021 +0 days 🔍
04/03/2021 +10 days 🔍

Sourcesinfo

Advisory: SNYK-JS-COPYPROPS-1082870
Status: Confirmed

CVE: CVE-2020-28503 (🔍)
GCVE (CVE): GCVE-0-2020-28503
GCVE (VulDB): GCVE-100-171584

Entryinfo

Created: 03/24/2021 06:23
Updated: 04/03/2021 22:54
Changes: 03/24/2021 06:23 (39), 04/03/2021 22:51 (5), 04/03/2021 22:54 (19)
Complete: 🔍
Cache ID: 216::103

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