CVE-2022-37234: Out-of-bounds Write
Source CVE Database V5
Not known to be exploited · CVSS 7.8 High.
Data as of 26 Oct 2026, 11:07 UTC
- EPSS
- 0.5% chance of exploitation in 30 days – higher than 44% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 22 Sep 2022
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
AI-suggested
- Immediate mitigation should include restricting physical and local network access to the affected routers to trusted personnel only, minimizing the risk of local exploitation.
- Network segmentation should be employed to isolate critical systems from devices running vulnerable firmware, limiting potential lateral movement.
- Monitor network traffic for unusual activity that could indicate exploitation attempts, such as unexpected connections or anomalous behavior from the router.
- Regularly check for firmware updates or security advisories from Netgear and apply patches promptly once available.
- Consider replacing the affected router model with a more secure or updated device if patches are not forthcoming.
- Implement strong administrative passwords and disable unnecessary services on the router to reduce attack surface.
- Employ endpoint detection and response (EDR) solutions on connected devices to detect potential compromise stemming from router exploitation.
- Educate users about the risks of local access exploitation and enforce policies to prevent unauthorized physical or network access to critical infrastructure devices.
Description
Netgear Nighthawk AC1900 Smart WiFi Dual Band Gigabit Router R7000-V1.0.11.134_10.2.119 is vulnerable to Buffer Overflow via the wl binary in firmware. There is a stack overflow vulnerability caused by strncpy.