What is the CVSS score of CVE-2023-27700?

CVE-2023-27700 has a CVSS 3.1 base score of 8.1 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H. EPSS exploitation probability: 0.8%.

Is there a public PoC exploit available for CVE-2023-27700?

Yes, a public proof-of-concept exploit is available for CVE-2023-27700. Prioritise patching immediately. EPSS: 0.8%.

Muyucms CVE-2023-27700

HIGH

Path Traversal (CWE-22)

2023-03-28 cve@mitre.org

Path Traversal Muyucms

8.1

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.1 HIGH

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Mar 28, 2023 - 01:15 nvd

HIGH 8.1

DescriptionNVD

MuYuCMS v2.2 was discovered to contain an arbitrary file deletion vulnerability via the component /accessory/picdel.html.

AnalysisAI

MuYuCMS v2.2 was discovered to contain an arbitrary file deletion vulnerability via the component /accessory/picdel.html. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Path Traversal (CWE-22), which allows attackers to access files and directories outside the intended path. MuYuCMS v2.2 was discovered to contain an arbitrary file deletion vulnerability via the component /accessory/picdel.html. Affected products include: Muyucms Project Muyucms.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate and canonicalize file paths. Use chroot or sandboxing. Reject input containing path separators or '../' sequences.