Buffer overflow in NETGEAR R6400v2
CVE-2022-48196
Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects RAX40 before 1.0.2.60, RAX35 before 1.0.2.60, R6400v2 before 1.0.4.122, R6700v3 before 1.0.4.122, R6900P before 1.3.3.152, R7000P before 1.3.3.152, R7000 before 1.0.11.136, R7960P before 1.4.4.94, and R8000P before 1.4.4.94.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.4 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.009 (59.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 59th percentile — 59.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.bleepingcomputer.com/news/security/netgear-warns-users-to-patch-recently-fi… (Patch, Third Party Advisory)
- kb.netgear.com/000065495/Security-Advisory-for-Pre-Authentication-Buffer-Overfl… (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2022-48196?
- CVE-2022-48196 is a high-severity vulnerability in NETGEAR R6400v2, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.4/10. Published 2022-12-30.
- How severe is CVE-2022-48196?
- High severity. CVSS v3 base score is 7.4 out of 10.
- Is CVE-2022-48196 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.