01 Record
CVE-2023-28382
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
HighPUBLISHEDCNA: jpcert
CNA base score8.1 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
02 Description
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
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
- EPSS probability
- 0.90% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 59.6% of scored records. A rank, not a probability.
- NVD base score
- 8.1 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2023-05-26 00:00Z3 YR AGO
- Last updated
- 2025-01-15 15:49Z1 YR AGO
- Reserved
- 2023-03-15
- Assigning CNA
- jpcert
- Record state
- PUBLISHED
- Severity
- High (CVSS 8.1)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
- Weaknesses
- CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')Base
- Data version
- 5.1
- Document digest
- 16f2d48e561a9c5c86aa1124da06a1c34d60f99cd29833472bb919b3cd3b9fc1
05 Affected products
VendorProductVersionsPlatforms
Encourage Technologies Co.,Ltd.ESS REC Agent Server Edition seriesESS 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—
06 References
- customer.et-x.jphttps://customer.et-x.jp/app/answers/detail/a_id/2260
- jvn.jphttps://jvn.jp/en/jp/JVN19243534/