Buffer overflow in NETGEAR Jwnr2000v2
CVE-2023-38922
Netgear JWNR2000v2 v1.0.0.11, XWN5001 v0.4.1.1, and XAVN2001v2 v0.4.0.7 were discovered to contain multiple buffer overflows via the http_passwd and http_username parameters in the update_auth function.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.008 (53.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 54th percentile — 53.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000
Affected products
- NETGEAR Jwnr2000v2
- NETGEAR Jwnr2000v2 Firmware — versions 1.0.0.11
- NETGEAR Xavn2001v2
- NETGEAR Xavn2001v2 Firmware — versions 0.4.0.7
- NETGEAR Xwn5001
- NETGEAR Xwn5001 Firmware — versions 0.4.1.1
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.netgear.com/about/security/ (Vendor Advisory)
- github.com/FirmRec/IoT-Vulns/blob/main/netgear/http_passwd_auth/README.md (Third Party Advisory)
Frequently asked questions
- What is CVE-2023-38922?
- CVE-2023-38922 is a high-severity vulnerability in NETGEAR Jwnr2000v2, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 8.8/10. Published 2023-08-07.
- How severe is CVE-2023-38922?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2023-38922 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.