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CVE-2023-28390

MEDIUM
6.8
CVSS Score
Published: May 23, 2023 at 12:00 AM UTC
Updated: June 17, 2026 at 05:47 AM UTC
5 products affected across 2 vendorsSr 7100VN FirmwareSr 7100VN #31 FirmwareSr-7100Vn#31

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Severity
MEDIUM6.8
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

Privilege escalation vulnerability in SR-7100VN firmware Ver.1.38(N) and earlier and SR-7100VN #31 firmware Ver.1.21 and earlier allows a network-adjacent attacker with administrative privilege of the affected product to obtain an administrative privilege of the OS (Operating System). As a result, an arbitrary OS command may be executed.

Affected

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

Sr 7100VN #31 Firmware· Icom
95%
v < 1.22
Affected range stops below 1.22, so it looks safe — our inference, not a vendor statement
icom-sr-7100vn-31 (same device)
Sr 7100VN Firmware· Icom
95%
v < 1.39(n)
Affected range stops below 1.39(n), so it looks safe — our inference, not a vendor statement
icom-sr-7100vn (same device)
SR-7100VN· Icom Incorporated
60%
v ≤ 1.21
Sr-7100Vn· Icomdevice
80%
All versions
Sr-7100Vn#31· Icomdevice
80%
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (2)

Third Party Advisory
Source: [email protected]
https://jvn.jp/en/jp/JVN80476232/
Vendor Advisory
Source: [email protected]
https://www.icom.co.jp/news/7239/

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

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

CVSS

6.8MEDIUMCISA-ADP
Attack Vector
ADJACENT_NETWORK
Complexity
LOW
Privileges
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
NVD-CWE-noinfo

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