merge-deep Library up to 3.0.2 Prototype Object.prototype injection

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability was found in merge-deep Library up to 3.0.2. It has been rated as problematic. Affected by this vulnerability is the function Object.prototype of the component Prototype Handler. Performing a manipulation results in injection. This vulnerability was named CVE-2021-26707. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in merge-deep Library up to 3.0.2 (Software Library). It has been classified as problematic. This affects the function Object.prototype of the component Prototype Handler. The manipulation with an unknown input leads to a injection vulnerability. CWE is classifying the issue as CWE-74. The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was presented 06/02/2021 as GHSL-2020-160. The advisory is shared at securitylab.github.com. This vulnerability is uniquely identified as CVE-2021-26707. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1055 for this issue.

Upgrading to version 3.0.3 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

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Injection
CWE: CWE-74 / CWE-707 / CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

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: merge-deep Library 3.0.3
Patch: github.com

Timelineinfo

02/05/2021 🔍
06/02/2021 +116 days 🔍
06/02/2021 +0 days 🔍
06/05/2021 +3 days 🔍

Sourcesinfo

Advisory: GHSL-2020-160
Status: Confirmed

CVE: CVE-2021-26707 (🔍)
GCVE (CVE): GCVE-0-2021-26707
GCVE (VulDB): GCVE-100-176253

Entryinfo

Created: 06/02/2021 22:43
Updated: 06/05/2021 15:30
Changes: 06/02/2021 22:43 (40), 06/05/2021 15:30 (5)
Complete: 🔍
Cache ID: 216::103

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