CVE-2023-49897
Published 2023-12-06 · Updated 2026-06-17 · Source vultures@jpcert.or.jp
Summary
CVE-2023-49897 is a high-severity (CVSS 8.8) vulnerability in FXC AE1021, AE1021PE. CISA added it to the Known Exploited Vulnerabilities catalog on December 21, 2023, which means exploitation in the wild has been confirmed; US federal agencies had to remediate it by January 11, 2024. CISA does not currently list it as used in ransomware campaigns.
All 1 known-exploited FXC vulnerabilities →Description
An OS command injection vulnerability exists in AE1021PE firmware version 2.0.9 and earlier and AE1021 firmware version 2.0.9 and earlier. If this vulnerability is exploited, an arbitrary OS command may be executed by an attacker who can log in to the product.
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CISA Known-Exploited Vulnerability
Product: FXC — AE1021, AE1021PE
Name: FXC AE1021, AE1021PE OS Command Injection Vulnerability
Date added: 2023-12-21 · Due: 2024-01-11
Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
References
- https://jvn.jp/en/vu/JVNVU92152057/
- https://www.akamai.com/blog/security-research/zero-day-vulnerability-spreading-mirai-patched
- https://www.cisa.gov/news-events/ics-advisories/icsa-23-355-01
- https://www.fxc.jp/news/20231206
- https://jvn.jp/en/vu/JVNVU92152057/
- https://www.akamai.com/blog/security-research/zero-day-vulnerability-spreading-mirai-patched
- https://www.cisa.gov/news-events/ics-advisories/icsa-23-355-01
- https://www.fxc.jp/news/20231206

