How severe is CVE-2024-27662?

CVE-2024-27662 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2024-27662 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-27662?

CVE-2024-27662 affects Dlink Dir-823g Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-27662?

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

Does CVE-2024-27662 have an EU (EUVD) identifier?

Yes. CVE-2024-27662 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-24856.

When was CVE-2024-27662 published?

CVE-2024-27662 was published on 2024-02-29 and last updated on 2026-06-17.

CVE-2024-27662

CVE-2024-27662 is a medium-severity vulnerability in Dlink Dir-823g Firmware with a CVSS 3.x base score of 6.5. 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-755.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (34th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-24856
Weakness: CWE-755
Affected product: Dlink Dir-823g Firmware
Published: 2024-02-29
Last modified: 2026-06-17

Description

D-Link DIR-823G A1V1.0.2B05 was discovered to contain a Null-pointer dereferences in sub_4110f4(). This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted input.

Frequently asked questions

What is CVE-2024-27662?: D-Link DIR-823G A1V1.0.2B05 was discovered to contain a Null-pointer dereferences in sub_4110f4(). This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted input.
How severe is CVE-2024-27662?: CVE-2024-27662 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2024-27662 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-27662?: CVE-2024-27662 affects Dlink Dir-823g Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-27662?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-27662 have an EU (EUVD) identifier?: Yes. CVE-2024-27662 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-24856.
When was CVE-2024-27662 published?: CVE-2024-27662 was published on 2024-02-29 and last updated on 2026-06-17.

References

https://calm-healer-839.notion.site/D-LINK-DIR-823G-NPD-0x4116F0-5befc4a65457482c8c4dcb16910ab820?pvs=4

Affected products (1)

cpe:2.3:o:dlink:dir-823g_firmware:1.0.2b05:*:*:*:*:*:*:*

More vulnerabilities in Dlink Dir-823g Firmware

CVE-2023-43241 — Critical (CVSS 9.8): D-Link DIR-823G v1.0.2B05 was discovered to contain a stack overflow via parameter TXPower and GuardInt in…
CVE-2023-43235 — Critical (CVSS 9.8): D-Link DIR-823G v1.0.2B05 was discovered to contain a stack overflow via parameter StartTime and EndTime in…
CVE-2023-26616 — Critical (CVSS 9.8): D-Link DIR-823G firmware version 1.02B05 has a buffer overflow vulnerability, which originates from the URL field in…
CVE-2023-26613 — Critical (CVSS 9.8): An OS command injection vulnerability in D-Link DIR-823G firmware version 1.02B05 allows unauthorized attackers to…
CVE-2023-26612 — Critical (CVSS 9.8): D-Link DIR-823G firmware version 1.02B05 has a buffer overflow vulnerability, which originates from the HostName field…
CVE-2023-29665 — Critical (CVSS 9.8): D-Link DIR823G_V1.0.2B05 was discovered to contain a stack overflow via the NewPassword parameters in SetPasswdSettings.

All CVEs affecting Dlink Dir-823g Firmware →

Other CWE-755 (Improper Handling of Exceptional Conditions) vulnerabilities

CVE-2025-34193 — Critical (CVSS 9.8): Vasion Print (formerly PrinterLogic) Virtual Appliance Host versions prior to 25.1.102 and Application versions prior…
CVE-2025-10156 — Critical (CVSS 9.8): An Improper Handling of Exceptional Conditions vulnerability in the ZIP archive scanning component of mmaitre314…
CVE-2021-42142 — Critical (CVSS 9.8): An issue was discovered in Contiki-NG tinyDTLS through master branch 53a0d97. DTLS servers mishandle the early use of a…
CVE-2021-42141 — Critical (CVSS 9.8): An issue was discovered in Contiki-NG tinyDTLS through 2018-08-30. One incorrect handshake could complete with…
CVE-2023-38406 — Critical (CVSS 9.8): bgpd/bgp_flowspec.c in FRRouting (FRR) before 8.4.3 mishandles an nlri length of zero, aka a "flowspec overflow."
CVE-2022-23121 — Critical (CVSS 9.8): This vulnerability allows remote attackers to execute arbitrary code on affected installations of Netatalk.…

Browse all CWE-755 (Improper Handling of Exceptional Conditions) vulnerabilities →