What is the CVSS score of CVE-2021-23358?

CVE-2021-23358 has a CVSS 3.1 base score of 7.2 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 4.1%.

Is there a public PoC exploit available for CVE-2021-23358?

Yes, a public proof-of-concept exploit is available for CVE-2021-23358. Prioritise patching immediately. EPSS: 4.1%.

Is there a patch available for CVE-2021-23358?

Yes, a patch is available for CVE-2021-23358. Update the affected software to the latest version immediately.

Underscore CVE-2021-23358

HIGH

Code Injection (CWE-94)

2021-03-29 report@snyk.io

RCE Code Injection Underscore Debian Linux Tenable Sc Fedora

7.2

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.2 HIGH

AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Mar 29, 2021 - 14:15 nvd

HIGH 7.2

Blast Radius

ecosystem impact

† from your stack dependencies † transitive graph · vuln.today resolves 4-path depth

1 npm packages depend on underscore (1 direct, 0 indirect)

Ecosystem-wide dependent count for version 1.3.2.

DescriptionNVD

AnalysisAI

The package underscore from 1.13.0-0 and before 1.13.0-2, from 1.3.2 and before 1.12.1 are vulnerable to Arbitrary Code Injection via the template function, particularly when a variable property is. Rated high severity (CVSS 7.2), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Code Injection (CWE-94), which allows attackers to inject and execute arbitrary code within the application. The package underscore from 1.13.0-0 and before 1.13.0-2, from 1.3.2 and before 1.12.1 are vulnerable to Arbitrary Code Injection via the template function, particularly when a variable property is passed as an argument as it is not sanitized. Affected products include: Underscorejs Underscore, Debian Debian Linux, Tenable Tenable.Sc, Fedoraproject Fedora. Version information: before 1.13.0.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Never evaluate user-controlled input as code. Use sandboxing, disable dangerous functions, apply strict input validation.