How severe is CVE-2023-33735?

CVE-2023-33735 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-2023-33735 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 33% (98th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-33735?

CVE-2023-33735 affects Dlink Dir-846 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-33735?

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-2023-33735 published?

CVE-2023-33735 was published on 2023-05-31 and last updated on 2026-06-17.

CVE-2023-33735

CVE-2023-33735 is a critical-severity vulnerability in Dlink Dir-846 Firmware with a CVSS 3.x base score of 9.8. Its EPSS exploit-prediction score of 33% places it in the 98th percentile, indicating an elevated likelihood of exploitation.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 33% (98th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Dlink Dir-846 Firmware
Published: 2023-05-31
Last modified: 2026-06-17

Description

D-Link DIR-846 v1.00A52 was discovered to contain a remote command execution (RCE) vulnerability via the tomography_ping_address parameter in the /HNAP1 interface.

Frequently asked questions

What is CVE-2023-33735?: D-Link DIR-846 v1.00A52 was discovered to contain a remote command execution (RCE) vulnerability via the tomography_ping_address parameter in the /HNAP1 interface.
How severe is CVE-2023-33735?: CVE-2023-33735 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-2023-33735 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 33% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-33735?: CVE-2023-33735 affects Dlink Dir-846 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-33735?: 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-2023-33735 published?: CVE-2023-33735 was published on 2023-05-31 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:dlink:dir-846_firmware:100a52:*:*:*:*:*:*:*

More vulnerabilities in Dlink Dir-846 Firmware

CVE-2022-46642 — Critical (CVSS 9.9): D-Link DIR-846 A1_FW100A43 was discovered to contain a command injection vulnerability via the auto_upgrade_hour…
CVE-2022-46641 — Critical (CVSS 9.9): D-Link DIR-846 A1_FW100A43 was discovered to contain a command injection vulnerability via the lan(0)_dhcps_staticlist…
CVE-2020-21016 — Critical (CVSS 9.8): D-Link DIR-846 devices with firmware 100A35 allow remote attackers to execute arbitrary code as root via…
CVE-2021-46319 — Critical (CVSS 9.8): Remote Code Execution (RCE) vulnerability exists in D-Link Router DIR-846 DIR846A1_FW100A43.bin and…
CVE-2021-46315 — Critical (CVSS 9.8): Remote Command Execution (RCE) vulnerability exists in HNAP1/control/SetWizardConfig.php in D-Link Router DIR-846…
CVE-2021-46314 — Critical (CVSS 9.8): A Remote Command Execution (RCE) vulnerability exists in HNAP1/control/SetNetworkTomographySettings.php of D-Link…

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