Security Resilience

CVE-2023-3240

Otcms ≤ 6.62

Public PoC
Published
14 June 2023
Modified
21 November 2024
CVSS Score v3.1 3.5
Click a component to see what it means
Raw vectorCVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
EPSS Score 0.0096 61th percentile
Risk Priority 33 floored blend · peak EPSS

CVSS and EPSS are reproduced from their sources (NVD, FIRST EPSS). Risk Priority is our own derived reading, not an NVD score.

Summary

CVE-2023-3240 is a low-severity Path Traversal: '../filedir' (CWE-24) vulnerability in Otcms Otcms. Its CVSS base score is 3.5 (Low).

Operationally, exploitation aligns with the MITRE ATT&CK technique Protocol or Service Impersonation (T1001.003); ranked in the top 39% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability Data

A vulnerability has been found in OTCMS up to 6.62 and classified as problematic. Affected by this vulnerability is an unknown functionality of the file usersNews_deal.php. The manipulation of the argument file leads to path traversal: '../filedir'. The exploit has…

more

been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-231511.

CWE(s)
CWE-24

Related Threats

MITRE ATT&CK Enterprise Techniques

T1001.003 Protocol or Service Impersonation Command And Control
Adversaries may impersonate legitimate protocols or web service traffic to disguise command and control activity and thwart analysis efforts.
attack.mitre.org →
T1005 Data from Local System Collection
Adversaries may search local system sources, such as file systems, configuration files, local databases, virtual machine files, or process memory, to find files of interest and sensitive data prior to Exfiltration.
attack.mitre.org →
T1006 Direct Volume Access Stealth
Adversaries may directly access a volume to bypass file access controls and file system monitoring.
attack.mitre.org →
T1008 Fallback Channels Command And Control
Adversaries may use fallback or alternate communication channels if the primary channel is compromised or inaccessible in order to maintain reliable command and control and to avoid data transfer thresholds.
attack.mitre.org →
T1012 Query Registry Discovery
Adversaries may interact with the Windows Registry to gather information about the system, configuration, and installed software.
attack.mitre.org →
T1014 Rootkit Stealth
Adversaries may use rootkits to hide the presence of programs, files, network connections, services, drivers, and other system components.
attack.mitre.org →
Derived from this CVE’s CWE(s) via the direct CWE→ATT&CK cross-walk.

CVEs Like This One

CVE-2023-3239Same product: Otcms Otcms
CVE-2023-3241Same product: Otcms Otcms
CVE-2023-6772Same product: Otcms Otcms
CVE-2023-1797Same product: Otcms Otcms
CVE-2023-1635Same product: Otcms Otcms
CVE-2023-3238Same product: Otcms Otcms
CVE-2023-3237Same product: Otcms Otcms
CVE-2026-30637Same product: Otcms Otcms
CVE-2024-57252Same product: Otcms Otcms
CVE-2023-1634Same product: Otcms Otcms

Affected Assets

otcms
otcms
≤ 6.62

Mitigating Controls

Mitigating Controls (NIST CSF 2.0) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→CSF cross-walk (authority under review) — links open the control.

PR.PS-06 partial match
blocks

Secure SDLC practices directly require input validation and path sanitization that prevent ../ traversal.

Mitigating Controls (ISO/IEC 27001:2022 Annex A) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→ISO cross-walk (authority under review) — links open the control.

A.8.19 Installation of software on operational systems partial match
removes
A.8.25 Secure development life cycle partial match
blocks

Secure SDLC mandates input validation and path canonicalization that directly block ../ traversal.

A.8.26 Application security requirements partial match
blocks

Application security requirements explicitly call for controls against path traversal in file-handling functions.

A.8.27 Secure system architecture and engineering principles partial match
blocks

A.8.27 mandates security-by-design principles (least privilege, default-deny, distrust-external-input, fail-securely, hardening, design review against attack patterns) that reach a minority slice of path-traversal defects when applied to input handling and directory restrictions; most instances remain possible if the specific neutralization is omitted.

A.8.28 Secure coding partial match
prevents

Secure coding standards require neutralizing ../ sequences and canonicalizing paths before file operations.

A.8.29 Security testing in development and acceptance partial match
finds

Security testing in development catches path-traversal flaws before release.

References