How severe is CVE-2023-36092?

CVE-2023-36092 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-2023-36092 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-36092?

CVE-2023-36092 affects Dlink Dir-859 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-36092?

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-2023-36092 published?

CVE-2023-36092 was published on 2023-07-31 and last updated on 2026-06-17.

CVE-2023-36092

CVE-2023-36092 is a critical-severity vulnerability in Dlink Dir-859 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-863.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (62nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-863
Affected product: Dlink Dir-859 Firmware
Published: 2023-07-31
Last modified: 2026-06-17

Description

Authentication Bypass vulnerability in D-Link DIR-859 FW105b03 allows remote attackers to gain escalated privileges via via phpcgi_main. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.

Frequently asked questions

What is CVE-2023-36092?: Authentication Bypass vulnerability in D-Link DIR-859 FW105b03 allows remote attackers to gain escalated privileges via via phpcgi_main. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.
How severe is CVE-2023-36092?: CVE-2023-36092 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-2023-36092 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-36092?: CVE-2023-36092 affects Dlink Dir-859 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-36092?: 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-2023-36092 published?: CVE-2023-36092 was published on 2023-07-31 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:dlink:dir-859_firmware:1.05b03:*:*:*:*:*:*:*

More vulnerabilities in Dlink Dir-859 Firmware

CVE-2019-20217 — Critical (CVSS 9.8): D-Link DIR-859 1.05 and 1.06B01 Beta01 devices allow remote attackers to execute arbitrary OS commands via the urn: to…
CVE-2019-20216 — Critical (CVSS 9.8): D-Link DIR-859 1.05 and 1.06B01 Beta01 devices allow remote attackers to execute arbitrary OS commands via the urn: to…
CVE-2019-20215 — Critical (CVSS 9.8): D-Link DIR-859 1.05 and 1.06B01 Beta01 devices allow remote attackers to execute arbitrary OS commands via a urn: to…
CVE-2019-17621 — Critical (CVSS 9.8): The UPnP endpoint URL /gena.cgi in the D-Link DIR-859 Wi-Fi router 1.05 and 1.06B01 Beta01 allows an Unauthenticated…
CVE-2019-20213 — High (CVSS 7.5): D-Link DIR-859 routers before v1.07b03_beta allow Unauthenticated Information Disclosure via the AUTHORIZED_GROUP=1%0a…
CVE-2022-25106 — Medium (CVSS 5.5): D-Link DIR-859 v1.05 was discovered to contain a stack-based buffer overflow via the function genacgi_main. This…

All CVEs affecting Dlink Dir-859 Firmware →

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