SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2023-2846

Authentication Bypass by Capture-replay vulnerability in Mitsubishi Electric Corporation MELSEC iQ-F Series main modules allows a remote unauthenticated attacker to cancel the password/keyword setting and login to the affected products by sending…

CRITICAL 9.1EPSS 1.32%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.32%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Authentication Bypass by Capture-replay vulnerability in Mitsubishi Electric Corporation MELSEC iQ-F Series main modules allows a remote unauthenticated attacker to cancel the password/keyword setting and login to the affected products by sending specially crafted packets.

CVSS 3.1
9.1 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
EPSS
1.32% probability · 69th percentile
CISA KEV
Not listed
Weakness
CWE-294
Affected
mitsubishielectric/fx3u-16mr\/es firmware · mitsubishielectric/fx3u-16mt\/es firmware · mitsubishielectric/fx3u-16mt\/ess firmware · mitsubishielectric/fx3u-32mr\/es firmware · mitsubishielectric/fx3u-32mt\/es firmware · mitsubishielectric/fx3u-32mt\/ess firmware · mitsubishielectric/fx3u-48mr\/es firmware · mitsubishielectric/fx3u-48mt\/es firmware · mitsubishielectric/fx3u-48mt\/ess firmware · mitsubishielectric/fx3u-64mr\/es firmware · mitsubishielectric/fx3u-64mt\/es firmware · mitsubishielectric/fx3u-64mt\/ess firmware · mitsubishielectric/fx3u-80mr\/es firmware · mitsubishielectric/fx3u-80mt\/es firmware · mitsubishielectric/fx3u-80mt\/ess firmware · mitsubishielectric/fx3u-128mr\/es firmware · mitsubishielectric/fx3u-128mt\/es firmware · mitsubishielectric/fx3u-128mt\/ess firmware · mitsubishielectric/fx3u-16mr\/ds firmware · mitsubishielectric/fx3u-16mt\/ds firmware · +40 more
Source
Mitsubishielectric.Psirt@yd.MitsubishiElectric.co.jp

References

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