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CVE-2023-44689

MEDIUM
4.3
CVSS Score
Published: October 11, 2023 at 12:06 AM UTC
Updated: June 17, 2026 at 06:27 AM UTC
2 products affected across 2 vendorsE Gove-Gov Client Application

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Severity
MEDIUM4.3
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

E Gov· E Gov
95%
v < 1.1.1.0v < 2.1.1.0
Affected range stops below 1.1.1.0, so it looks safe — our inference, not a vendor statement
Affected range stops below 2.1.1.0, so it looks safe — our inference, not a vendor statement
e-Gov Client Application· Digital Agency
60%
v < 1.1.1.0v < 2.1.1.0
Affected range stops below 1.1.1.0, so it looks safe — our inference, not a vendor statement
Affected range stops below 2.1.1.0, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (2)

Third Party Advisory
Source: [email protected]
https://jvn.jp/en/jp/JVN15808274/
Release Notes
Source: [email protected]
https://shinsei.e-gov.go.jp/contents/news/2023-03-12t1022040900_1318.html

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.3MEDIUM[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
NONE
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-862

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