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CVE-2023-49897

87
FAUCET Score

CVE-2023-49897 is an OS command injection vulnerability affecting FXC AE1021 and AE1021PE firmware versions 2.0.9 and earlier. This high-severity vulnerability (CVSS 8.8) allows an authenticated attacker to execute arbitrary OS commands, potentially leading to full compromise of the device. It is actively exploited in the wild, as confirmed by its presence in CISA's KEV catalog, and has garnered significant community and media attention, despite no public exploit code being readily available. The ease of exploitation is heightened by the common use of default credentials.

Impacted Technologies

VendorProductVersion(s)CPE
< 2.0.10CPE matchmatch criteria
cpe:2.3:o:fxc:ae1021_firmware:*:*:*:*:*:*:*:*
< 2.0.10CPE matchmatch criteria
cpe:2.3:o:fxc:ae1021pe_firmware:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

8.8HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
50.73%
Probability of exploitation in next 30 days
EPSS Percentile
98.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
Added to KEV · Dec 21, 2023
This CVE's current EPSS score of 0.5073 is in the 98th percentile among its peer group of 17,829 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

cisa.gov / known-exploited-vulnerabilities-catalog
US Government Resource
jvn.jp / en/vu/JVNVU92152057
Third Party Advisory
akamai.com / blog/security-research/zero-day-vulnerability-spreading-mirai-patched
ExploitThird Party Advisory
cisa.gov / news-events/ics-advisories/icsa-23-355-01
Third Party AdvisoryUS Government Resource
fxc.jp / news/20231206
Release NotesVendor Advisory