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CVE-2024-1532

A vulnerability exists in the stb-language file handling that affects the RTU500 series product versions listed below. A malicious actor…

Medium6.8EPSS 0.57%
Published
Updated
Reserved
Assigned by
Hitachi Energy

Description

A vulnerability exists in the stb-language file handling that affects the RTU500 series product versions listed below. A malicious actor could enforce diagnostic texts being displayed as empty strings, if an authorized user uploads a specially crafted stb-language file.

Timeline

  1. ID reserved

    By Hitachi Energy

  2. · 41 days later

    Published

  3. · 4 months later

    Record updated

Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.

Scores

CVSS scores of CVE-2024-1532, by who scored it
Scored byCVSSScoreVector
Hitachi EnergyCNA (assigner)3.1Medium6.8CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H
NVDNVD · Deferred3.1Medium6.8CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H
EPSS (exploitation in 30 days)
0.57% · top 53% of all CVEs (7 Nov 2026)
CISA SSVC
Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.8.

Weakness

Affected products

  • Hitachi Energy · RTU500 series CMU firmware

    • affected 12.0.1 – ≤ 12.0.14
    • affected 12.2.1 – ≤ 12.2.11
    • affected 12.4.1 – ≤ 12.4.11
    • affected 12.6.1 – ≤ 12.6.9
    • affected 12.7.1 – ≤ 12.7.6
    • affected 13.2.1 – ≤ 13.2.6
    • affected 13.4.1 – ≤ 13.4.4
    • affected 13.5.1 – ≤ 13.5.3

References (1)

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .