What is the CVSS score of CVE-2020-24621?

CVE-2020-24621 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-2020-24621?

Yes, a public proof-of-concept exploit is available for CVE-2020-24621. Prioritise patching immediately. EPSS: 3.1%.

Is there a patch available for CVE-2020-24621?

Yes, a patch is available for CVE-2020-24621. Update the affected software to the latest version immediately.

Htmlformentry CVE-2020-24621

HIGH

Path Traversal (CWE-22)

2020-09-25 cve@mitre.org

RCE Path Traversal Htmlformentry

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

Sep 25, 2020 - 04:23 nvd

HIGH 8.8

DescriptionNVD

A remote code execution (RCE) vulnerability was discovered in the htmlformentry (aka HTML Form Entry) module before 3.11.0 for OpenMRS. By leveraging path traversal, a malicious Velocity Template Language file could be written to a directory. This file could then be accessed and executed.

AnalysisAI

A remote code execution (RCE) vulnerability was discovered in the htmlformentry (aka HTML Form Entry) module before 3.11.0 for OpenMRS. 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 Path Traversal (CWE-22), which allows attackers to access files and directories outside the intended path. A remote code execution (RCE) vulnerability was discovered in the htmlformentry (aka HTML Form Entry) module before 3.11.0 for OpenMRS. By leveraging path traversal, a malicious Velocity Template Language file could be written to a directory. This file could then be accessed and executed. Affected products include: Openmrs Htmlformentry. Version information: before 3.11.0.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Validate and canonicalize file paths. Use chroot or sandboxing. Reject input containing path separators or '../' sequences.