CVE-2023-26805
CVE-2023-26805 is a critical-severity vulnerability in Tenda W20e 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-787.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- EPSS exploit prediction: 1% (56th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-787
- Affected product: Tenda W20e Firmware
- Published:
- Last modified:
Description
Tenda W20E v15.11.0.6 (US_W20EV4.0br_v15.11.0.6(1068_1546_841)_CN_TDC) is vulnerable to Buffer Overflow via function formIPMacBindModify.
Frequently asked questions
- What is CVE-2023-26805?
- Tenda W20E v15.11.0.6 (US_W20EV4.0br_v15.11.0.6(1068_1546_841)_CN_TDC) is vulnerable to Buffer Overflow via function formIPMacBindModify.
- How severe is CVE-2023-26805?
- CVE-2023-26805 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-2023-26805 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2023-26805?
- CVE-2023-26805 affects Tenda W20e Firmware. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2023-26805?
- 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-2023-26805 published?
- CVE-2023-26805 was published on 2023-03-19 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:o:tenda:w20e_firmware:15.11.0.6:*:*:*:*:*:*:*
More vulnerabilities in Tenda W20e Firmware
- CVE-2026-24112 — Critical (CVSS 9.8): An issue was discovered in Tenda W20E V4.0br_V15.11.0.6. Attackers may exploit the vulnerability by specifying the…
- CVE-2026-24110 — Critical (CVSS 9.8): An issue was discovered in Tenda W20E V4.0br_V15.11.0.6. Attackers may send overly long `addDhcpRules` data. When these…
- CVE-2026-24115 — Critical (CVSS 9.8): An issue was discovered in Tenda W20E V4.0br_V15.11.0.6. Failure to validate the sizes of `gstup` and `gstdwn` before…
- CVE-2026-24114 — Critical (CVSS 9.8): An issue was discovered in Tenda W20E V4.0br_V15.11.0.6. Failure to validate `pPortMapIndex` may lead to buffer…
- CVE-2026-24113 — Critical (CVSS 9.8): An issue was discovered in Tenda W20E V4.0br_V15.11.0.6. Attackers may exploit the vulnerability by controlling the…
- CVE-2026-24111 — Critical (CVSS 9.8): An issue was discovered in Tenda W20E V4.0br_V15.11.0.6. Attackers may exploit the vulnerability by specifying the…
All CVEs affecting Tenda W20e Firmware →
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