SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2023-0457

Plaintext Storage of a Password vulnerability in Mitsubishi Electric Corporation MELSEC iQ-F Series, MELSEC iQ-R Series, MELSEC-Q Series and MELSEC-L Series allows a remote unauthenticated attacker to disclose plaintext credentials stored in project…

HIGH 7.5EPSS 1.17%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.17%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Plaintext Storage of a Password vulnerability in Mitsubishi Electric Corporation MELSEC iQ-F Series, MELSEC iQ-R Series, MELSEC-Q Series and MELSEC-L Series allows a remote unauthenticated attacker to disclose plaintext credentials stored in project files and login into FTP server or Web server.

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS
1.17% probability · 66th percentile
CISA KEV
Not listed
Weakness
CWE-256, CWE-522
Affected
mitsubishielectric/fx5uc-32mr\/ds-ts firmware · mitsubishielectric/fx5uc-32mt\/d firmware · mitsubishielectric/fx5uc-32mt\/dss firmware · mitsubishielectric/fx5uc-32mt\/dss-ts firmware · mitsubishielectric/fx5uc-32mt\/ds-ts firmware · mitsubishielectric/fx5uc-64mt\/d firmware · mitsubishielectric/fx5uc-64mt\/dss firmware · mitsubishielectric/fx5uc-96mt\/d firmware · mitsubishielectric/fx5uc-96mt\/dss firmware · mitsubishielectric/fx5uj-24mr\/es firmware · mitsubishielectric/fx5uj-24mr\/es-a firmware · mitsubishielectric/fx5uj-24mt\/es firmware · mitsubishielectric/fx5uj-24mt\/es-a firmware · mitsubishielectric/fx5uj-24mt\/ess firmware · mitsubishielectric/fx5uj-40mr\/es firmware · mitsubishielectric/fx5uj-40mr\/es-a firmware · mitsubishielectric/fx5uj-40mt\/es firmware · mitsubishielectric/fx5uj-40mt\/es-a firmware · mitsubishielectric/fx5uj-40mt\/ess firmware · mitsubishielectric/fx5uj-60mr\/es firmware · +18 more
Source
Mitsubishielectric.Psirt@yd.MitsubishiElectric.co.jp

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.