CVE-2021-35034
CRITICALCVSS 9.1/10EPSS 1.04%
Last modified
CVE-2021-35034 is a critical-severity vulnerability rated 9.1/10 on the CVSS scale. An insufficient session expiration vulnerability in the CGI program of the Zyxel NBG6604 firmware could allow a remote attacker to access the device if the correct token can be intercepted.. EPSS estimates a 1.04% chance of exploitation in the next 30 days.
Description
An insufficient session expiration vulnerability in the CGI program of the Zyxel NBG6604 firmware could allow a remote attacker to access the device if the correct token can be intercepted.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Zyxel | Nbg6604 Firmware | < 1.00\(abir.9\)c0 |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-35034?
An insufficient session expiration vulnerability in the CGI program of the Zyxel NBG6604 firmware could allow a remote attacker to access the device if the correct token can be intercepted.
How severe is CVE-2021-35034?
CVE-2021-35034 has a CVSS score of 9.1/10 (CRITICAL severity). The EPSS model estimates a 1.04% probability of exploitation in the next 30 days.
How do I fix CVE-2021-35034?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2021-35034?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST