How severe is CVE-2022-34598?

CVE-2022-34598 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-34598 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-34598?

CVE-2022-34598 primarily affects H3c Magic R100 Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-34598?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2022-34598 published?

CVE-2022-34598 was published on 2022-07-06 and last updated on 2026-06-17.

CVE-2022-34598

CVE-2022-34598 is a critical-severity vulnerability in H3c Magic R100 Firmware with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 7% (93rd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: H3c Magic R100 Firmware
Published: 2022-07-06
Last modified: 2026-06-17

Description

The udpserver in H3C Magic R100 V200R004 and V100R005 has the 9034 port opened, allowing attackers to execute arbitrary commands.

Frequently asked questions

What is CVE-2022-34598?: The udpserver in H3C Magic R100 V200R004 and V100R005 has the 9034 port opened, allowing attackers to execute arbitrary commands.
How severe is CVE-2022-34598?: CVE-2022-34598 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-34598 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-34598?: CVE-2022-34598 primarily affects H3c Magic R100 Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-34598?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2022-34598 published?: CVE-2022-34598 was published on 2022-07-06 and last updated on 2026-06-17.

References

https://github.com/zhefox/IOT_Vul/tree/main/H3C/H3CR100/1

Affected products (2)

cpe:2.3:o:h3c:magic_r100_firmware:v100r005:*:*:*:*:*:*:*
cpe:2.3:o:h3c:magic_r100_firmware:v200r004:*:*:*:*:*:*:*

More vulnerabilities in H3c Magic R100 Firmware

CVE-2022-30926 — Critical (CVSS 9.8): H3C Magic R100 R100V100R005 was discovered to contain a stack overflow vulnerability via the EditMacList parameter at…
CVE-2022-30925 — Critical (CVSS 9.8): H3C Magic R100 R100V100R005 was discovered to contain a stack overflow vulnerability via the AddMacList parameter at…
CVE-2022-30924 — Critical (CVSS 9.8): H3C Magic R100 R100V100R005 was discovered to contain a stack overflow vulnerability via the SetAPWifiorLedInfoById…
CVE-2022-30923 — Critical (CVSS 9.8): H3C Magic R100 R100V100R005 was discovered to contain a stack overflow vulnerability via the…
CVE-2022-30922 — Critical (CVSS 9.8): H3C Magic R100 R100V100R005 was discovered to contain a stack overflow vulnerability via the EditWlanMacList parameter…
CVE-2022-30921 — Critical (CVSS 9.8): H3C Magic R100 R100V100R005 was discovered to contain a stack overflow vulnerability via the SetMobileAPInfoById…

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