CVE-2018-21168
CVE-2018-21168 is a high-severity vulnerability in Netgear D7000 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-200.
Key facts
- Severity: High (CVSS 3.x base score 7.5)
- CVSS v2: 5.0
- EPSS exploit prediction: 1% (69th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-200
- Affected product: Netgear D7000 Firmware
- Published:
- Last modified:
Description
Certain NETGEAR devices are affected by disclosure of sensitive information. This affects D7000 before 1.0.1.52, D7800 before 1.0.1.31, D8500 before 1.0.3.36, JNR1010v2 before 1.1.0.46, JR6150 before 1.0.1.14, JWNR2010v5 before 1.1.0.46, PR2000 before 1.0.0.20, R6050 before 1.0.1.14, R6220 before 1.1.0.60, R6400 before 1.1.0.26, R6400v2 before 1.0.2.46, R6700v2 before 1.2.0.2, R6800 before 1.2.0.2, R6900v2 before 1.2.0.2, R7300DST before 1.0.0.56, R7500 before 1.0.0.112, R7500v2 before 1.0.3.24, R7800 before 1.0.2.36, R7900P before 1.1.4.6, R8000P before 1.1.4.6, R8300 before 1.0.2.104, R8500 before 1.0.2.104, R9000 before 1.0.2.52, WNDR3700v4 before 1.0.2.94, WNDR3700v5 before 1.1.0.50, WNDR4300 before 1.0.2.96, WNDR4300v2 before 1.0.0.52, WNDR4500v3 before 1.0.0.52, WNR1000v4 before 1.1.0.46, WNR2020 before 1.1.0.46, and WNR2050 before 1.1.0.46.
Frequently asked questions
- What is CVE-2018-21168?
- Certain NETGEAR devices are affected by disclosure of sensitive information. This affects D7000 before 1.0.1.52, D7800 before 1.0.1.31, D8500 before 1.0.3.36, JNR1010v2 before 1.1.0.46, JR6150 before 1.0.1.14, JWNR2010v5 before 1.1.0.46, PR2000 before 1.0.0.20, R6050 before 1.0.1.14, R6220 before 1.1.0.60, R6400 before 1.1.0.26, R6400v2 before 1.0.2.46, R6700v2 before 1.2.0.2, R6800 before 1.2.0.2, R6900v2 before 1.2.0.2, R7300DST before 1.0.0.56, R7500 before 1.0.0.112, R7500v2 before 1.0.3.24, R7800 before 1.0.2.36, R7900P before 1.1.4.6, R8000P before 1.1.4.6, R8300 before 1.0.2.104, R8500 before 1.0.2.104, R9000 before 1.0.2.52, WNDR3700v4 before 1.0.2.94, WNDR3700v5 before 1.1.0.50, WNDR4300 before 1.0.2.96, WNDR4300v2 before 1.0.0.52, WNDR4500v3 before 1.0.0.52, WNR1000v4 before 1.1.0.46, WNR2020 before 1.1.0.46, and WNR2050 before 1.1.0.46.
- How severe is CVE-2018-21168?
- CVE-2018-21168 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-2018-21168 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2018-21168?
- CVE-2018-21168 primarily affects Netgear D7000 Firmware. In total, 27 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2018-21168?
- 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-2018-21168 published?
- CVE-2018-21168 was published on 2020-04-27 and last updated on 2026-06-17.
References
Affected products (27)
- cpe:2.3:o:netgear:d7000_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:d7800_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:d8500_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:jnr1010_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:jr6150_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:jwnr2010_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:pr2000_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r6050_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r6220_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r6400_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r6700_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r6800_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r6900_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r7300dst_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r7500_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r7800_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r7900p_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r8000p_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r8300_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r8500_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r9000_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:wndr3700_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:wndr4300_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:wndr4500_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:wnr1000_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:wnr2020_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:wnr2050_firmware:*:*:*:*:*:*:*:*
More vulnerabilities in Netgear D7000 Firmware
- CVE-2021-38516 — Critical (CVSS 10.0): Certain NETGEAR devices are affected by lack of access control at the function level. This affects D6220 before…
- CVE-2018-21134 — Critical (CVSS 9.8): Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects…
- CVE-2019-20730 — Critical (CVSS 9.8): Certain NETGEAR devices are affected by SQL injection. This affects D3600 before 1.0.0.68, D6000 before 1.0.0.68, D6200…
- CVE-2016-10174 — Critical (CVSS 9.8): The NETGEAR WNR2000v5 router contains a buffer overflow in the hidden_lang_avi parameter when invoking the URL…
- CVE-2021-45501 — Critical (CVSS 9.4): Certain NETGEAR devices are affected by authentication bypass. This affects AC2400 before 1.1.0.84, AC2600 before…
- CVE-2021-45497 — Critical (CVSS 9.4): NETGEAR D7000 devices before 1.0.1.82 are affected by authentication bypass.
All CVEs affecting Netgear D7000 Firmware →
Other CWE-200 (Exposure of Sensitive Information to an Unauthorized Actor) vulnerabilities
- CVE-2026-27604 — Critical (CVSS 10.0): FOSSBilling is a free, open-source billing and client management system. Starting in version 0.5.4 and prior to version…
- CVE-2026-40965 — Critical (CVSS 10.0): Cloud Foundry UAA versions v76.12.0 through v78.12.0 are vulnerable to a private key exposure. The server contains a…
- CVE-2026-42826 — Critical (CVSS 10.0): Exposure of sensitive information to an unauthorized actor in Azure DevOps allows an unauthorized attacker to disclose…
- CVE-2025-29270 — Critical (CVSS 10.0): Incorrect access control in the realtime.cgi endpoint of Deep Sea Electronics devices DSE855 v1.1.0 to v1.1.26 allows…
- CVE-2025-61481 — Critical (CVSS 10.0): An issue in MikroTik RouterOS v.7.14.2 and SwOS v.2.18 exposes the WebFig management interface over cleartext HTTP by…
- CVE-2025-53624 — Critical (CVSS 10.0): The Docusaurus gists plugin adds a page to your Docusaurus instance, displaying all public gists of a GitHub user.…
Browse all CWE-200 (Exposure of Sensitive Information to an Unauthorized Actor) vulnerabilities →