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CVE-2023-45278 Yamcs

Affected softwareYamcs
Severity9.1 Critical CVSS 3.1
Fixed in5.8.7
WeaknessPath traversal (CWE-22)
Published19 Oct 2023
Updated17 Jun 2026

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.

Exploitation status

No public exploit

No exploit has been reported in the sources we check. Published 3 years ago.

  • CISA KEV not listed
  • VulnCheck KEV not listed
  • CISA Vulnrichment no assessment published
  • Indexed PoC none indexed
  • EPSS 1.8% chance in 30 days

Waratek protection

Protected by Waratek

Waratek has a rule that blocks attacks on this vulnerability.

Decided by A vulnerability class already blocked by an ARMR security rule
Finding Protected by Waratek's ARMR path-traversal security rule, which blocks this class of attack at the JVM level without a rule written for this CVE specifically. The CVE's weakness is CWE-22: Path Traversal.

How to mitigate CVE-2023-45278

Upgrade Yamcs to 5.8.7 or later. Until you can, Waratek RASP blocks exploitation with its path traversal rule. It runs inside the Java application, with no code changes.

Waratek RASP Runtime protection for Java applications

Affected software and releases

Maven packages

Affected and fixed versions, from OSV.dev
PackageIntroducedFixedLast affected
org.yamcs:yamcs 0 5.8.7 unbounded

Products and versions

2 products, 2 version entries
SourceVendorProductSchemeAffected versions
osv org.yamcs yamcs generic < 5.8.7
nvd spaceapplications yamcs generic 5.8.6

References

URLTags
https://github.com/yamcs/yamcs PACKAGE
https://github.com/yamcs/yamcs/compare/yamcs-5.8.6...yamcs-5.8.7 WEB
https://www.linkedin.com/pulse/yamcs-vulnerability-assessment-visionspace-technologies WEB

Timeline

Published2023-10-19By the CVE Program.
NVD record modified2026-06-17NVD's own last-modified date for this record.