How severe is CVE-2018-12706?

CVE-2018-12706 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-2018-12706 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 10% (95th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-12706?

CVE-2018-12706 affects Digisol Dg-br4000ng Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-12706?

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-2018-12706 published?

CVE-2018-12706 was published on 2018-06-24 and last updated on 2026-06-17.

CVE-2018-12706

CVE-2018-12706 is a critical-severity vulnerability in Digisol Dg-br4000ng Firmware with a CVSS 3.x base score of 9.8. Its EPSS exploit-prediction score of 10% places it in the 95th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-119.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 10% (95th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Digisol Dg-br4000ng Firmware
Published: 2018-06-24
Last modified: 2026-06-17

Description

DIGISOL DG-BR4000NG devices have a Buffer Overflow via a long Authorization HTTP header.

Frequently asked questions

What is CVE-2018-12706?: DIGISOL DG-BR4000NG devices have a Buffer Overflow via a long Authorization HTTP header.
How severe is CVE-2018-12706?: CVE-2018-12706 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-2018-12706 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 10% (95th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-12706?: CVE-2018-12706 affects Digisol Dg-br4000ng Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-12706?: 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-2018-12706 published?: CVE-2018-12706 was published on 2018-06-24 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:digisol:dg-br4000ng_firmware:*:*:*:*:*:*:*:*

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