CVE-2023-49897
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…
Browse: All 2023 CVEs · All vendors
- CVSS score
- 8.8 High
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H- CISA KEV
- Yes — actively exploited (added 2023-12-21, remediation due 2024-01-11)
- Weakness (CWE)
- CWE-78
- Published
- 2023-12-06
- Last modified
- 2026-06-17
- NVD status
- Analyzed
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.
Affected products
- fxc ae1021 firmware
- fxc ae1021pe firmware
Affected ranges per NVD CPE data; confirm exact versions in the vendor advisory.
Required action (CISA)
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. Federal remediation deadline: 2024-01-11.
How to prioritize this
This vulnerability is on the CISA KEV list, meaning it is being actively exploited — treat it as urgent regardless of the raw CVSS number. Use the live CVE lookup for the latest NVD data, and the CVSS 3.1 calculator to model your own environmental score.
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://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-49897
FAQ
Is CVE-2023-49897 actively exploited?
Yes. CISA added CVE-2023-49897 to its Known Exploited Vulnerabilities (KEV) catalog on 2023-12-21, with a federal remediation deadline of 2024-01-11. A KEV listing means real-world exploitation is confirmed, so patching this should be prioritized above many higher-CVSS bugs that aren't being exploited.
What is the CVSS score of CVE-2023-49897?
CVE-2023-49897 has a CVSS base score of 8.8 (High). Its vector string is CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
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Data source: NVD & CISA KEV. Shown as-is; nothing added. Last generated from NVD data — re-check the live tool for updates.
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