CVE-2020-29656
CVE-2020-29656 is a high-severity vulnerability in Asus Rt-ac88u Firmware with a CVSS 3.x base score of 7.5. 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-425.
Key facts
- Severity: High (CVSS 3.x base score 7.5)
- CVSS v2: 5.0
- EPSS exploit prediction: 1% (60th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-425
- Affected product: Asus Rt-ac88u Firmware
- Published:
- Last modified:
Description
An information disclosure vulnerability exists in RT-AC88U Download Master before 3.1.0.108. A direct access to /downloadmaster/dm_apply.cgi?action_mode=initial&download_type=General&special_cgi=get_language makes it possible to reach "unknown functionality" in a "known to be easy" manner via an unspecified "public exploit."
Frequently asked questions
- What is CVE-2020-29656?
- An information disclosure vulnerability exists in RT-AC88U Download Master before 3.1.0.108. A direct access to /downloadmaster/dm_apply.cgi?action_mode=initial&download_type=General&special_cgi=get_language makes it possible to reach "unknown functionality" in a "known to be easy" manner via an unspecified "public exploit."
- How severe is CVE-2020-29656?
- CVE-2020-29656 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
- Is CVE-2020-29656 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-29656?
- CVE-2020-29656 affects Asus Rt-ac88u Firmware. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2020-29656?
- 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-2020-29656 published?
- CVE-2020-29656 was published on 2020-12-09 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:o:asus:rt-ac88u_firmware:*:*:*:*:*:*:*:*
More vulnerabilities in Asus Rt-ac88u Firmware
- CVE-2018-9285 — Critical (CVSS 9.8): Main_Analysis_Content.asp in /apply.cgi on ASUS RT-AC66U, RT-AC68U, RT-AC86U, RT-AC88U, RT-AC1900, RT-AC2900, and…
- CVE-2021-43702 — Critical (CVSS 9.0): ASUS RT-A88U 3.0.0.4.386_45898 is vulnerable to Cross Site Scripting (XSS). The ASUS router admin panel does not…
- CVE-2021-3128 — High (CVSS 7.5): In ASUS RT-AX3000, ZenWiFi AX (XT8), RT-AX88U, and other ASUS routers with firmware < 3.0.0.4.386.42095 or <…
- CVE-2020-29655 — High (CVSS 7.5): An injection vulnerability exists in RT-AC88U Download Master before 3.1.0.108. Accessing…
All CVEs affecting Asus Rt-ac88u Firmware →
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