TI-2023-12928 Aliases CVE-2023-28382 GHSA-p4pg-rvqw-4mm6

Path traversal in Encourage Technologies Co.,Ltd. ESS REC Agent Server Edition series

LOW 39CWE-22Published 2023-05-26 · Updated 2025-01-15

Key facts

Attack vector: Network
Privileges required: Low
User interaction: None
Attack complexity: Low
Impact type: —
Confidentiality · integrity · availability: High · High · None
Fix status: No fix listed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.

Summary

Directory traversal vulnerability in ESS REC Agent Server Edition series allows an authenticated attacker to view or alter an arbitrary file on the server. Affected products and versions are as follows: ESS REC Agent Server Edition for Linux V1.0.0 to V1.4.3, ESS REC Agent Server Edition for Solaris V1.1.0 to V1.4.0, ESS REC Agent Server Edition for HP-UX V1.1.0 to V1.4.0, and ESS REC Agent Server Edition for AIX V1.2.0 to V1.4.1

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00908 60th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Encourage Technologies Co.,Ltd.	ESS REC Agent Server Edition series	ESS REC Agent Server Edition for Linux V1.0.0 to V1.4.3, ESS REC Agent Server Edition for Solaris V1.1.0 to V1.4.0, ESS REC Agent Server Edition for HP-UX V1.1.0 to V1.4.0, and ESS REC Agent Server Edition for AIX V1.2.0 to V1.4.1	—	No fix listed	CNA

ESS REC Agent Server Edition series VendorEncourage Technologies Co.,Ltd. Affected ESS REC Agent Server Edition for Linux V1.0.0 to V1.4.3, ESS REC Agent Server Edition for Solaris V1.1.0 to V1.4.0, ESS REC Agent Server Edition for HP-UX V1.1.0 to V1.4.0, and ESS REC Agent Server Edition for AIX V1.2.0 to V1.4.1 Fixed in — No fix listed CNA

CPE configurations NVD · 4

CPE	Versions	Role	Vendor
cpe:2.3:a:et-x:ess_rec:::::server:linux::	1.0.0 – 1.4.3	Vulnerable	Et-x
cpe:2.3:a:et-x:ess_rec:::::server:hp-ux::	1.1.0 – 1.4.0	Vulnerable	Et-x
cpe:2.3:a:et-x:ess_rec:::::server:solaris::	1.1.0 – 1.4.0	Vulnerable	Et-x
cpe:2.3:a:et-x:ess_rec:::::server:aix::	1.2.0 – 1.4.1	Vulnerable	Et-x

cpe:2.3:a:et-x:ess_rec:*:*:*:*:server:linux:*:* Versions 1.0.0 – 1.4.3 Vulnerable ·Et-x
cpe:2.3:a:et-x:ess_rec:*:*:*:*:server:hp-ux:*:* Versions 1.1.0 – 1.4.0 Vulnerable ·Et-x
cpe:2.3:a:et-x:ess_rec:*:*:*:*:server:solaris:*:* Versions 1.1.0 – 1.4.0 Vulnerable ·Et-x
cpe:2.3:a:et-x:ess_rec:*:*:*:*:server:aix:*:* Versions 1.2.0 – 1.4.1 Vulnerable ·Et-x

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2023-28382
2026-10-03 Alias added: GHSA-p4pg-rvqw-4mm6

References

Advisory 1

https://jvn.jp/en/jp/JVN19243534/

Other 1

https://customer.et-x.jp/app/answers/detail/a_id/2260

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences