How severe is CVE-2022-35270?

CVE-2022-35270 has a CVSS 3.x base score of 7.5, rated high 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 high.

Is CVE-2022-35270 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-35270?

CVE-2022-35270 primarily affects Robustel R1510 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-2022-35270?

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

When was CVE-2022-35270 published?

CVE-2022-35270 was published on 2022-10-25 and last updated on 2026-06-17.

CVE-2022-35270

CVE-2022-35270 is a high-severity vulnerability in Robustel R1510 Firmware with a CVSS 3.x base score of 7.5. 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-125.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (59th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-125
Affected product: Robustel R1510 Firmware
Published: 2022-10-25
Last modified: 2026-06-17

Description

A denial of service vulnerability exists in the web_server hashFirst functionality of Robustel R1510 3.1.16 and 3.3.0. A specially-crafted network request can lead to denial of service. An attacker can send a sequence of requests to trigger this vulnerability.This denial of service is in the `/action/import_wireguard_cert_file/` API.

Frequently asked questions

What is CVE-2022-35270?: A denial of service vulnerability exists in the web_server hashFirst functionality of Robustel R1510 3.1.16 and 3.3.0. A specially-crafted network request can lead to denial of service. An attacker can send a sequence of requests to trigger this vulnerability.This denial of service is in the `/action/import_wireguard_cert_file/` API.
How severe is CVE-2022-35270?: CVE-2022-35270 has a CVSS 3.x base score of 7.5, rated high 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 high.
Is CVE-2022-35270 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-35270?: CVE-2022-35270 primarily affects Robustel R1510 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-2022-35270?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2022-35270 published?: CVE-2022-35270 was published on 2022-10-25 and last updated on 2026-06-17.

References

https://talosintelligence.com/vulnerability_reports/TALOS-2022-1575

Affected products (2)

cpe:2.3:o:robustel:r1510_firmware:3.1.16:*:*:*:*:*:*:*
cpe:2.3:o:robustel:r1510_firmware:3.3.0:*:*:*:*:*:*:*

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