CVE-2022-26670
CVE-2022-26670 is a high-severity vulnerability in Dlink Dir-878 Firmware with a CVSS 3.x base score of 8.8. 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-78.
Key facts
- Severity: High (CVSS 3.x base score 8.8)
- CVSS v2: 8.3
- EPSS exploit prediction: 2% (72nd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-78
- Affected product: Dlink Dir-878 Firmware
- Published:
- Last modified:
Description
D-Link DIR-878 has inadequate filtering for special characters in the webpage input field. An unauthenticated LAN attacker can perform command injection attack to execute arbitrary system commands to control the system or disrupt service.
Frequently asked questions
- What is CVE-2022-26670?
- D-Link DIR-878 has inadequate filtering for special characters in the webpage input field. An unauthenticated LAN attacker can perform command injection attack to execute arbitrary system commands to control the system or disrupt service.
- How severe is CVE-2022-26670?
- CVE-2022-26670 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2022-26670 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-26670?
- CVE-2022-26670 affects Dlink Dir-878 Firmware. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2022-26670?
- 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-2022-26670 published?
- CVE-2022-26670 was published on 2022-04-07 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:o:dlink:dir-878_firmware:*:*:*:*:*:*:*:*
More vulnerabilities in Dlink Dir-878 Firmware
- CVE-2023-27720 — Critical (CVSS 9.8): D-Link DIR878 1.30B08 was discovered to contain a stack overflow in the sub_48d630 function. This vulnerability allows…
- CVE-2023-24800 — Critical (CVSS 9.8): D-Link DIR878 DIR_878_FW120B05 was discovered to contain a stack overflow in the sub_495220 function. This…
- CVE-2023-24799 — Critical (CVSS 9.8): D-Link DIR878 DIR_878_FW120B05 was discovered to contain a stack overflow in the sub_48AF78 function. This…
- CVE-2023-24798 — Critical (CVSS 9.8): D-Link DIR878 DIR_878_FW120B05 was discovered to contain a stack overflow in the sub_475FB0 function. This…
- CVE-2022-44801 — Critical (CVSS 9.8): D-Link DIR-878 1.02B05 is vulnerable to Incorrect Access Control.
- CVE-2022-44202 — Critical (CVSS 9.8): D-Link DIR878 1.02B04 and 1.02B05 are vulnerable to Buffer Overflow.
All CVEs affecting Dlink Dir-878 Firmware →
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