HOMEVULNERABILITIESCVE-2023-34865
CRITICAL

CVE-2023-34865

CWE-22Published: June 14, 2023· Updated: Jun 17, 2026

9.8
CVSS v3.1

Official Description

Directory traversal vulnerability in ujcms 6.0.2 allows attackers to move files via the rename feature.

NVD Source

Risk Analysis

A directory traversal vulnerability exists in ujcms 6.0.2 within the rename feature, allowing attackers to move files arbitrarily. This critical flaw carries a CVSS score of 9.8 and is remotely exploitable without authentication, posing a severe risk to system integrity and confidentiality.

No public exploit is currently known for this vulnerability, and it is not included in the KEV database.

Recommended Action

Users should update to a patched version of ujcms if available or restrict access to the rename functionality.

Generated by the CTIWATCH analysis pipeline from this CVE's metadata (CVSS, EPSS, KEV status, exploit intelligence). Verify against vendor advisories before acting.

Technical Analysis

CVE-2023-34865 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

Linux1 product(s)
linux kernel
ujcms1 product(s)
ujcms
Source: NVD CPE · 2 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
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Official Patches & Advisories

All References (2)

https://github.com/ujcms/ujcms/issues/5Exploit · Issue Tracking · Vendor Advisory
https://github.com/ujcms/ujcms/issues/5Exploit · Issue Tracking · Vendor Advisory

Quick Facts

CVE IDCVE-2023-34865
CVSS Score9.8 / 10
SeverityCRITICAL
WeaknessCWE-22
CISA KEVNo
Affected2 vendor(s)
PublishedJun 14, 2023

Related CVEs (CWE-22)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2023-34865 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWatch. CVE data is provided under the NVD usage policy.