Threats / FXC / CVE-2023-49897
CVE-2023-49897
· EUVD no mirror located
· GCVE no mirror located
Verified 2026-06-22
FXC AE1021, AE1021PE vulnerability
FXC AE1021 and AE1021PE devices contain an OS command injection vulnerability allowing authenticated users to execute arbitrary commands over the network.
Verdict
Today item — known-exploited.
Authenticated attackers can inject OS commands through network interfaces on affected FXC devices, enabling arbitrary code execution. The vulnerability has been observed in active exploitation.
01
Is it exploitable?
— the evidence, ranked above the scoreReported exploitation
2 independent public reports of in-the-wild exploitation are cataloged.Distinct reporting sources (vendor, incident response, government); open them for the underlying claims.
Exploited in the wild
Listed in the CISA Known Exploited Vulnerabilities catalog (added 2023-12-21).
Probability (EPSS)
EPSS 0.50729 — modeled likelihood of exploitation activity.EPSS is a daily-changing model output — open the source for today's value.
Severity / affected
Affected: FXC, AE1021, AE1021PE. Confirm exact fixed builds in the vendor advisory.
Weakness (CWE)
Mapped to CWE-78 OS Command Injection — weakness family: Injection.CWE assignment from the public NVD record; the weakness class drives how the flaw is exploited.
02
Who’s exploiting it?
— attribution turns risk into urgencyAttribution not established
No confirmed (advisory-backed) threat-actor attribution is established for this record. Absence of a named actor is not absence of compromise — see Coverage & confidence.
03
Why it matters
— the attack path, told twice: adversary, then board1
Front door — unauthenticated access narrative 1
Attacker
I authenticate to the device using valid credentials or bypass authentication controls.
Business
Insider threat or credential compromise creates initial access risk to network-connected infrastructure.
2
Keys to the kingdom — privilege/identity takeover narrative 2
Attacker
I craft malicious input containing shell metacharacters to inject OS commands through vulnerable network endpoints.
Business
Command injection flaws enable attackers to break out of intended application logic and gain system-level control.
3
Lateral reach — past segmentation narrative 3
Attacker
I execute arbitrary commands with the privileges of the vulnerable application process.
Business
Compromise of device integrity and confidentiality; potential lateral movement into connected networks or data exfiltration.
04
What to do
— defensible action- Remediate per the vendor advisory — confirm the fixed build for your version and verify exposure.1
Say it to the boardA vulnerability with this evidence profile is a defensible budget line, not a backlog ticket — fund the change against the proof above.
05