Auth bypass in Digital Agency E-Gov Client Application (macOS Version)
CVE-2023-44689
e-Gov Client Application (Windows version) versions prior to 2.1.1.0 and e-Gov Client Application (macOS version) versions prior to 1.1.1.0 are vulnerable to improper authorization in handler for custom URL scheme. A crafted URL may direct the product to access an arbitrary website. As a result, the user may become a victim of a phishing attack.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N.
EPSS exploit prediction
EPSS: 0.004 (26.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 27th percentile — 26.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Digital Agency E-Gov Client Application (macOS Version) — versions versions prior to 1.1.1.0
- Digital Agency E-Gov Client Application (Windows Version) — versions versions prior to 2.1.1.0
- E-Gov
Weakness classification (CWE)
References
- shinsei.e-gov.go.jp/contents/news/2023-03-12t1022040900_1318.html (Release Notes)
- jvn.jp/en/jp/JVN15808274/ (Third Party Advisory)
Frequently asked questions
- What is CVE-2023-44689?
- CVE-2023-44689 is a medium-severity vulnerability in Digital Agency E-Gov Client Application (macOS Version), classified under Missing Authorization. CVSS score: 4.3/10. Published 2023-10-11.
- How severe is CVE-2023-44689?
- Medium severity. CVSS v3 base score is 4.3 out of 10.