How severe is CVE-2020-7249?

CVE-2020-7249 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2020-7249 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-7249?

CVE-2020-7249 affects Smc D3g0804 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-7249?

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

When was CVE-2020-7249 published?

CVE-2020-7249 was published on 2020-01-21 and last updated on 2026-06-17.

CVE-2020-7249

CVE-2020-7249 is a medium-severity vulnerability in Smc D3g0804 Firmware with a CVSS 3.x base score of 4.8. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 4.8)
CVSS v2: 3.5
EPSS exploit prediction: 1% (46th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Smc D3g0804 Firmware
Published: 2020-01-21
Last modified: 2026-06-17

Description

SMC D3G0804W 3.5.2.5-LAT_GA devices allow XSS via the SSID field on the WiFi Network Configuration page (after a successful login to the admin account).

Frequently asked questions

What is CVE-2020-7249?: SMC D3G0804W 3.5.2.5-LAT_GA devices allow XSS via the SSID field on the WiFi Network Configuration page (after a successful login to the admin account).
How severe is CVE-2020-7249?: CVE-2020-7249 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2020-7249 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-7249?: CVE-2020-7249 affects Smc D3g0804 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-7249?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-7249 published?: CVE-2020-7249 was published on 2020-01-21 and last updated on 2026-06-17.

References

https://sku11army.blogspot.com/2020/01/smc-networks-stored-cross-site.html

Affected products (1)

cpe:2.3:o:smc:d3g0804_firmware:3.5.2.5-lat_ga:*:*:*:*:*:*:*

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