How severe is CVE-2022-27291?

CVE-2022-27291 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-2022-27291 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-27291?

CVE-2022-27291 affects Dlink Dir-619 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-27291?

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-2022-27291 published?

CVE-2022-27291 was published on 2022-04-10 and last updated on 2026-06-17.

CVE-2022-27291

CVE-2022-27291 is a high-severity vulnerability in Dlink Dir-619 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-787.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (70th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-787
Affected product: Dlink Dir-619 Firmware
Published: 2022-04-10
Last modified: 2026-06-17

Description

D-Link DIR-619 Ax v1.00 was discovered to contain a stack overflow in the function formdumpeasysetup. This vulnerability allows attackers to cause a Denial of Service (DoS) via the config.save_network_enabled parameter.

Frequently asked questions

What is CVE-2022-27291?: D-Link DIR-619 Ax v1.00 was discovered to contain a stack overflow in the function formdumpeasysetup. This vulnerability allows attackers to cause a Denial of Service (DoS) via the config.save_network_enabled parameter.
How severe is CVE-2022-27291?: CVE-2022-27291 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-2022-27291 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-27291?: CVE-2022-27291 affects Dlink Dir-619 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-27291?: 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-2022-27291 published?: CVE-2022-27291 was published on 2022-04-10 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:dlink:dir-619_firmware:1.00:*:*:*:*:*:*:*

More vulnerabilities in Dlink Dir-619 Firmware

CVE-2022-27295 — High (CVSS 7.5): D-Link DIR-619 Ax v1.00 was discovered to contain a stack overflow in the function formAdvanceSetup. This vulnerability…
CVE-2022-27294 — High (CVSS 7.5): D-Link DIR-619 Ax v1.00 was discovered to contain a stack overflow in the function formWlanWizardSetup. This…
CVE-2022-27293 — High (CVSS 7.5): D-Link DIR-619 Ax v1.00 was discovered to contain a stack overflow in the function formWlanSetup. This vulnerability…
CVE-2022-27292 — High (CVSS 7.5): D-Link DIR-619 Ax v1.00 was discovered to contain a stack overflow in the function formLanguageChange. This…
CVE-2022-27290 — High (CVSS 7.5): D-Link DIR-619 Ax v1.00 was discovered to contain a stack overflow in the function formSetWanDhcpplus. This…
CVE-2022-27289 — High (CVSS 7.5): D-Link DIR-619 Ax v1.00 was discovered to contain a stack overflow in the function formSetWanL2TP. This vulnerability…

All CVEs affecting Dlink Dir-619 Firmware →

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