Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1310 CNY

100%
Buy Us a Coffee

CVE-2026-8479

AI Predicted 5.5 Difficulty: Moderate

Possible ATT&CK Techniques 1AI

T1499 · Endpoint Denial of Service

Affected Version Matrix 5

VendorProductVersion RangeStatus
Hitachi EnergyRTU500 series CMU firmware12.7.1≤ 12.7.7affected
13.5.1≤ 13.5.4affected
13.6.1≤ 13.6.3affected
13.7.1≤ 13.7.8affected
13.8.1affected
Get alerts for future matching vulnerabilitiesLog in to subscribe

I. Basic Information for CVE-2026-8479

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
IEC 60870-5-104 used in bidirectional mode in RTU500 is vulnerable for a NULL pointer dereferencing, if a specially crafted sequence of messages is sent for a certain time, causing Denial of Service impact. Product is only affected if IEC 60870-5-104 functionality in bidirectional mode (BCI) is configured.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
空指针解引用
Source: NVD (National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
Hitachi EnergyRTU500 series CMU firmware 12.7.1 ~ 12.7.7 -

II. Public POCs for CVE-2026-8479

#POC DescriptionSource LinkShenlong Link
AI-Generated POCPremium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2026-8479

请登录查看更多情报信息。

Vendor Advisories for CVE-2026-8479 (1)

IV. Related Vulnerabilities

Same product: RTU500 series CMU firmware
Same vendor: Hitachi Energy
Same weakness: CWE-476

V. Comments for CVE-2026-8479

No comments yet

Leave a comment