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CVE-2023-43627

16
FAUCET Score

CVE-2023-43627 is a path traversal vulnerability affecting ACERA 1310 and 1320 firmware versions 01.26 and earlier, specifically when operating in Standalone (ST) mode. This medium-severity flaw (CVSS 5.7) allows an authenticated, network-adjacent attacker to modify critical system files through a specially crafted request. While the vulnerability has a high impact on integrity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
<= 01.26CPE matchmatch criteria
cpe:2.3:o:furunosystems:acera_1310_firmware:*:*:*:*:*:*:*:*
<= 01.26CPE matchmatch criteria
cpe:2.3:o:furunosystems:acera_1320_firmware:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.7MEDIUM

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

Attack Vector
ADJACENT_NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
2.1
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.27%
Probability of exploitation in next 30 days
EPSS Percentile
19.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0027 is in the 30th percentile among its peer group of 314 CVEs.

Social Chatter

No social media mentions found for this CVE.

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

Media Mentions

No media coverage found for this CVE.

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

jvn.jp / en/vu/JVNVU94497038
Third Party Advisory
furunosystems.co.jp / news/info/vulner20231002.html
Vendor Advisory