SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-35526

Backup file without encryption vulnerability is found in Hitachi ABB Power Grids System Data Manager – SDM600 allows attacker to gain access to sensitive information.

HIGH 7.8EPSS 0.13%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.13%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Backup file without encryption vulnerability is found in Hitachi ABB Power Grids System Data Manager – SDM600 allows attacker to gain access to sensitive information. This issue affects: Hitachi ABB Power Grids System Data Manager – SDM600 1.2 versions prior to FP2 HF6 (Build Nr. 1.2.14002.257).

CVSS 3.1
7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
0.13% probability · 2th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-312, CWE-863
Affected
hitachiabb-powergrids/sdm600 firmware
Source
cybersecurity@hitachienergy.com
EPSS trend
0%3%5%26 October 2026: 0.13%26 October 202626 October 2026

EPSS 0.1% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.