How severe is CVE-2022-25162?

CVE-2022-25162 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.

Is CVE-2022-25162 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-25162?

CVE-2022-25162 primarily affects Mitsubishielectric Melsec Iq-fx5u-32mt/es Firmware. In total, 97 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-25162?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2022-25162 published?

CVE-2022-25162 was published on 2022-05-18 and last updated on 2026-06-17.

CVE-2022-25162

CVE-2022-25162 is a medium-severity vulnerability in Mitsubishielectric Melsec Iq-fx5u-32mt/es Firmware with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-20.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v2: 5.0
EPSS exploit prediction: 2% (82nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Mitsubishielectric Melsec Iq-fx5u-32mt/es Firmware
Published: 2022-05-18
Last modified: 2026-06-17

Description

Improper Input Validation vulnerability in Mitsubishi Electric MELSEC iQ-F series FX5U-xMy/z(x=32,64,80, y=T,R, z=ES,DS,ESS,DSS) with serial number 17X**** or later and versions prior to 1.270, Mitsubishi Electric Mitsubishi Electric MELSEC iQ-F series FX5U-xMy/z(x=32,64,80, y=T,R, z=ES,DS,ESS,DSS) with serial number 179**** and prior and versions prior to 1.073, MELSEC iQ-F series FX5UC-xMy/z(x=32,64,96, y=T,R, z=D,DSS) with serial number 17X**** or later and versions prior to 1.270, Mitsubishi Electric MELSEC iQ-F series FX5UC-xMy/z(x=32,64,96, y=T,R, z=D,DSS) with serial number 179**** and prior and versions prior to 1.073, Mitsubishi Electric MELSEC iQ-F series FX5UC-32MT/DS-TS versions prior to 1.270, Mitsubishi Electric MELSEC iQ-F series FX5UC-32MT/DSS-TS versions prior to 1.270, Mitsubishi Electric MELSEC iQ-F series FX5UC-32MR/DS-TS versions prior to 1.270, Mitsubishi Electric MELSEC iQ-F series FX5UJ-xMy/z(x=24,40,60, y=T,R, z=ES,ESS) versions prior to 1.030, Mitsubishi Electric MELSEC iQ-F series FX5UJ-xMy/ES-A(x=24,40,60, y=T,R) versions prior to 1.031 and Mitsubishi Electric MELSEC iQ-F series FX5S-xMy/z(x=30,40,60,80, y=T,R, z=ES,ESS) version 1.000 allows a remote unauthenticated attacker to cause a temporary DoS condition for the product's communication by sending specially crafted packets.

Frequently asked questions

What is CVE-2022-25162?: Improper Input Validation vulnerability in Mitsubishi Electric MELSEC iQ-F series FX5U-xMy/z(x=32,64,80, y=T,R, z=ES,DS,ESS,DSS) with serial number 17X**** or later and versions prior to 1.270, Mitsubishi Electric Mitsubishi Electric MELSEC iQ-F series FX5U-xMy/z(x=32,64,80, y=T,R, z=ES,DS,ESS,DSS) with serial number 179**** and prior and versions prior to 1.073, MELSEC iQ-F series FX5UC-xMy/z(x=32,64,96, y=T,R, z=D,DSS) with serial number 17X**** or later and versions prior to 1.270, Mitsubishi Electric MELSEC iQ-F series FX5UC-xMy/z(x=32,64,96, y=T,R, z=D,DSS) with serial number 179**** and prior and versions prior to 1.073, Mitsubishi Electric MELSEC iQ-F series FX5UC-32MT/DS-TS versions prior to 1.270, Mitsubishi Electric MELSEC iQ-F series FX5UC-32MT/DSS-TS versions prior to 1.270, Mitsubishi Electric MELSEC iQ-F series FX5UC-32MR/DS-TS versions prior to 1.270, Mitsubishi Electric MELSEC iQ-F series FX5UJ-xMy/z(x=24,40,60, y=T,R, z=ES,ESS) versions prior to 1.030, Mitsubishi Electric MELSEC iQ-F series FX5UJ-xMy/ES-A(x=24,40,60, y=T,R) versions prior to 1.031 and Mitsubishi Electric MELSEC iQ-F series FX5S-xMy/z(x=30,40,60,80, y=T,R, z=ES,ESS) version 1.000 allows a remote unauthenticated attacker to cause a temporary DoS condition for the product's communication by sending specially crafted packets.
How severe is CVE-2022-25162?: CVE-2022-25162 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.
Is CVE-2022-25162 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-25162?: CVE-2022-25162 primarily affects Mitsubishielectric Melsec Iq-fx5u-32mt/es Firmware. In total, 97 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-25162?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-25162 published?: CVE-2022-25162 was published on 2022-05-18 and last updated on 2026-06-17.

References

Affected products (97)

cpe:2.3:o:mitsubishielectric:melsec_iq-fx5u-32mt\/es_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishielectric:melsec_iq-fx5u-32mt\/ds_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishielectric:melsec_iq-fx5u-32mt\/ess_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishielectric:melsec_iq-fx5u-32mt\/dss_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishielectric:melsec_iq-fx5u-32mr\/es_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishielectric:melsec_iq-fx5u-32mr\/ds_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishielectric:melsec_iq-fx5u-32mr\/ess_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishielectric:melsec_iq-fx5u-32mr\/dss_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishielectric:melsec_iq-fx5u-64mt\/es_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishielectric:melsec_iq-fx5u-64mt\/ds_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishielectric:melsec_iq-fx5u-64mt\/ess_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishielectric:melsec_iq-fx5u-64mt\/dss_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishielectric:melsec_iq-fx5u-64mr\/es_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishielectric:melsec_iq-fx5u-64mr\/ds_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishielectric:melsec_iq-fx5u-64mr\/ess_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishielectric:melsec_iq-fx5u-64mr\/dss_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishielectric:melsec_iq-fx5u-80mt\/es_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishielectric:melsec_iq-fx5u-80mt\/ds_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishielectric:melsec_iq-fx5u-80mt\/ess_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishielectric:melsec_iq-fx5u-80mt\/dss_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishielectric:melsec_iq-fx5u-80mr\/es_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishielectric:melsec_iq-fx5u-80mr\/ds_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishielectric:melsec_iq-fx5u-80mr\/ess_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishielectric:melsec_iq-fx5u-80mr\/dss_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubhishielectric:melsec_iq-fx5u-32mt\/es_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubhishielectric:melsec_iq-fx5u-32mt\/ds_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubhishielectric:melsec_iq-fx5u-32mt\/ess_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubhishielectric:melsec_iq-fx5u-32mt\/dss_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubhishielectric:melsec_iq-fx5u-32mr\/es_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubhishielectric:melsec_iq-fx5u-32mr\/ds_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubhishielectric:melsec_iq-fx5u-32mr\/ess_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubhishielectric:melsec_iq-fx5u-32mr\/dss_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubhishielectric:melsec_iq-fx5u-64mt\/es_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubhishielectric:melsec_iq-fx5u-64mt\/ds_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubhishielectric:melsec_iq-fx5u-64mt\/ess_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubhishielectric:melsec_iq-fx5u-64mt\/dss_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubhishielectric:melsec_iq-fx5u-64mr\/es_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubhishielectric:melsec_iq-fx5u-64mr\/ds_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubhishielectric:melsec_iq-fx5u-64mr\/ess_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubhishielectric:melsec_iq-fx5u-64mr\/dss_firmware:*:*:*:*:*:*:*:*

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