Is CVE-2023-45278 actively exploited?

No active exploitation of CVE-2023-45278 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2023-45278 be exploited remotely?

Yes. CVE-2023-45278 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2023-45278?

CVE-2023-45278 has a CVSS score of 9.1 (CRITICAL).

HOME VULNERABILITIESCVE-2023-45278

CRITICAL

CVE-2023-45278

CWE-22Published: October 19, 2023· Updated: Jun 17, 2026

9.1

CVSS v3.1

Official Description

Directory Traversal vulnerability in the storage functionality of the API in Yamcs 5.8.6 allows attackers to delete arbitrary files via crafted HTTP DELETE request.

NVD Source

Risk Analysis

Yamcs 5.8.6 is affected by a directory traversal vulnerability that allows remote, unauthenticated attackers to delete arbitrary files via HTTP DELETE requests. This poses a significant risk to system availability and data integrity.

There is no public exploit available for this vulnerability, and it is not currently in the CISA KEV catalog.

Recommended Action

Users should upgrade Yamcs to a version that addresses this storage API vulnerability.

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-2023-45278 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 full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.1.