TI-2019-13200 Aliases CVE-2019-18178 GHSA-9f2j-wvcr-653r

Real Time Engineers FreeRTOS+FAT 160919a has a use after free.

LOW 35CWE-416Published 2019-11-04 · Updated 2024-08-05

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: —
Confidentiality · integrity · availability: None · High · None
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA.

Summary

Real Time Engineers FreeRTOS+FAT 160919a has a use after free. The function FF_Close() is defined in ff_file.c. The file handler pxFile is freed by ffconfigFREE, which (by default) is a macro definition of vPortFree(), but it is reused to flush modified file content from the cache to disk by the function FF_FlushCache().

Why it matters now

EPSS 0.00917 60th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:o:amazon:freertos\+fat:160919a:::::::*	160919a	Vulnerable	AWS

cpe:2.3:o:amazon:freertos\+fat:160919a:*:*:*:*:*:*:* Versions 160919a Vulnerable ·AWS

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2019-18178
2026-10-03 Alias added: GHSA-9f2j-wvcr-653r

References

Exploit 1

https://sourceforge.net/p/freertos/bugs/199/

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences