Buffer overflow in NETGEAR R6250
CVE-2020-28373
upnpd on certain NETGEAR devices allows remote (LAN) attackers to execute arbitrary code via a stack-based buffer overflow. This affects R6400v2 V1.0.4.102_10.0.75, R6400 V1.0.1.62_1.0.41, R7000P V1.3.2.126_10.1.66, XR300 V1.0.3.50_10.3.36, R8000 V1.0.4.62, R8300 V1.0.2.136, R8500 V1.0.2.136, R7300DST V1.0.0.74, R7850 V1.0.5.64, R7900 V1.0.4.30, RAX20 V1.0.2.64, RAX80 V1.0.3.102, and R6250 V1.0.4.44.
Vulnerability class: Buffer Overflow
EPSS: 0.010 (59.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Netgear R6250
- Netgear R6250_firmware — versions 1.0.4.44
- Netgear R6400
- Netgear R6400_firmware — versions 1.0.1.62_1.0.41
- Netgear R6400v2
- Netgear R6400v2_firmware — versions 1.0.4.102_10.0.75
- Netgear R7000p
- Netgear R7000p_firmware — versions 1.3.2.126_10.1.66
- Netgear R7300dst
- Netgear R7300dst_firmware — versions 1.0.0.74
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Third Party Advisory, x_refsource_MISC, Broken Link)
Frequently asked questions
- What is CVE-2020-28373?
- CVE-2020-28373 is a high-severity vulnerability in NETGEAR R6250, classified under Out-of-bounds Write. CVSS score: 8.8/10. Published 2020-11-09.
- How severe is CVE-2020-28373?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2020-28373 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.