CVE-2020-29669
CVE-2020-29669 is a high-severity vulnerability in Macally Wifisd2-2a82 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-287.
Key facts
- Severity: High (CVSS 3.x base score 8.8)
- CVSS v2: 9.0
- EPSS exploit prediction: 5% (91st percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-287
- Affected product: Macally Wifisd2-2a82 Firmware
- Published:
- Last modified:
Description
In the Macally WIFISD2-2A82 Media and Travel Router 2.000.010, the Guest user is able to reset its own password. This process has a vulnerability which can be used to take over the administrator account and results in shell access. As the admin user may read the /etc/shadow file, the password hashes of each user (including root) can be dumped. The root hash can be cracked easily which results in a complete system compromise.
Frequently asked questions
- What is CVE-2020-29669?
- In the Macally WIFISD2-2A82 Media and Travel Router 2.000.010, the Guest user is able to reset its own password. This process has a vulnerability which can be used to take over the administrator account and results in shell access. As the admin user may read the /etc/shadow file, the password hashes of each user (including root) can be dumped. The root hash can be cracked easily which results in a complete system compromise.
- How severe is CVE-2020-29669?
- CVE-2020-29669 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2020-29669 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-29669?
- CVE-2020-29669 affects Macally Wifisd2-2a82 Firmware. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2020-29669?
- 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-2020-29669 published?
- CVE-2020-29669 was published on 2020-12-14 and last updated on 2026-06-17.
References
- http://packetstormsecurity.com/files/160478/Macally-WIFISD2-2A82-2.000.010-Privilege-Escalation.html
- https://drive.google.com/file/d/1PpiRhhfph8U_0KAoIp0AnwY3mVtp-R-g/view
- https://github.com/S1lkys/CVE-2020-29669
Affected products (1)
- cpe:2.3:o:macally:wifisd2-2a82_firmware:2.000.010:*:*:*:*:*:*:*
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