What is the CVSS score of CVE-2021-26704?

CVE-2021-26704 has a CVSS 3.1 base score of 8.8 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 3.1%.

Is there a public PoC exploit available for CVE-2021-26704?

Yes, a public proof-of-concept exploit is available for CVE-2021-26704. Prioritise patching immediately. EPSS: 3.1%.

Is there a patch available for CVE-2021-26704?

Yes, a patch is available for CVE-2021-26704. Update the affected software to the latest version immediately.

Eprints CVE-2021-26704

HIGH

OS Command Injection (CWE-78)

2021-03-01 cve@mitre.org

Command Injection Eprints

8.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.8 HIGH

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Mar 01, 2021 - 22:15 nvd

HIGH 8.8

DescriptionNVD

EPrints 3.4.2 allows remote attackers to execute arbitrary commands via crafted input to the verb parameter in a cgi/toolbox/toolbox URI.

AnalysisAI

EPrints 3.4.2 allows remote attackers to execute arbitrary commands via crafted input to the verb parameter in a cgi/toolbox/toolbox URI. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available.

Technical ContextAI

This vulnerability is classified as OS Command Injection (CWE-78), which allows attackers to execute arbitrary operating system commands on the host. EPrints 3.4.2 allows remote attackers to execute arbitrary commands via crafted input to the verb parameter in a cgi/toolbox/toolbox URI. Affected products include: Eprints.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Avoid passing user input to shell commands. Use language-specific APIs instead of shell execution. Apply strict input validation with allowlists.