How severe is CVE-2022-25080?

CVE-2022-25080 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-2022-25080 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (88th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-25080?

CVE-2022-25080 affects Totolink A830r Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-25080?

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-2022-25080 published?

CVE-2022-25080 was published on 2022-02-24 and last updated on 2026-06-17.

CVE-2022-25080

CVE-2022-25080 is a critical-severity vulnerability in Totolink A830r 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. The underlying weakness is classified as CWE-78.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 3% (88th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Totolink A830r Firmware
Published: 2022-02-24
Last modified: 2026-06-17

Description

TOTOLink A830R V5.9c.4729_B20191112 was discovered to contain a command injection vulnerability in the "Main" function. This vulnerability allows attackers to execute arbitrary commands via the QUERY_STRING parameter.

Frequently asked questions

What is CVE-2022-25080?: TOTOLink A830R V5.9c.4729_B20191112 was discovered to contain a command injection vulnerability in the "Main" function. This vulnerability allows attackers to execute arbitrary commands via the QUERY_STRING parameter.
How severe is CVE-2022-25080?: CVE-2022-25080 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-2022-25080 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (88th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-25080?: CVE-2022-25080 affects Totolink A830r Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-25080?: 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-2022-25080 published?: CVE-2022-25080 was published on 2022-02-24 and last updated on 2026-06-17.

References

https://github.com/EPhaha/IOT_vuln/blob/main/TOTOLink/A830R/README.md

Affected products (1)

cpe:2.3:o:totolink:a830r_firmware:5.9c.4729_b20191112:*:*:*:*:*:*:*

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