CVEvulnerability
CVE-2022-27644
8.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2023-03-29
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 8.8 HIGH — CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS 3.0 ([email protected])
- 5.0 MEDIUM — CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
- Weaknesses
- CWE-295
Description
This vulnerability allows network-adjacent attackers to compromise the integrity of downloaded information on affected installations of NETGEAR R6700v3 1.0.4.120_10.0.91 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the downloading of files via HTTPS. The issue results from the lack of proper validation of the certificate presented by the server. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of root. Was ZDI-CAN-15797.
Affected configurations
• netgear r6400 firmware (< 1.0.4.126)
• netgear r6700 firmware (< 1.0.4.126)
• netgear r6900p firmware (< 1.3.3.148)
• netgear r7000 firmware (< 1.0.11.134)
• netgear r7000p firmware (< 1.3.3.148)
• netgear r7850 firmware (< 1.0.5.84)
• netgear r7960p firmware (< 1.4.3.88)
• netgear r8000 firmware (< 1.0.4.84)
• netgear r8000p firmware (< 1.4.3.88)
• netgear rax200 firmware (< 1.0.6.138)
• netgear rax75 firmware (< 1.0.6.138)
• netgear rax80 firmware (< 1.0.6.138)
• netgear rs400 firmware (< 1.5.1.86)
• netgear cbr40 firmware (< 2.5.0.28)
• netgear lbr1020 firmware (< 2.7.4.2)
• netgear lbr20 firmware (< 2.7.4.2)
• netgear rbr10 firmware (< 2.7.4.24)
• netgear rbr20 firmware (< 2.7.4.24)
• netgear rbr40 firmware (< 2.7.4.24)
• netgear rbr50 firmware (< 2.7.4.24)
• netgear rbs10 firmware (< 2.7.4.24)
• netgear rbs20 firmware (< 2.7.4.24)
• netgear rbs40 firmware (< 2.7.4.24)
• netgear rbs50 firmware (< 2.7.4.24)
Related
Weakness · CWE (1)
- CWE-295 Improper Certificate Validation weakness
References
- https://kb.netgear.com/000064721/Security-Advisory-for-Multiple-Vulnerabilities-on-Multiple-Products-PSV-2021-0324 Vendor Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-22-520/ Third Party Advisory, VDB Entry
- https://kb.netgear.com/000064721/Security-Advisory-for-Multiple-Vulnerabilities-on-Multiple-Products-PSV-2021-0324 Vendor Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-22-520/ Third Party Advisory, VDB Entry