CVE-2023-30305
HIGHCVSS 7.5/10EPSS 0.42%
Last modified
CVE-2023-30305 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. An issue discovered in Linksys E5600 routers allows attackers to hijack TCP sessions which could lead to a denial of service.. EPSS estimates a 0.42% chance of exploitation in the next 30 days.
Description
An issue discovered in Linksys E5600 routers allows attackers to hijack TCP sessions which could lead to a denial of service.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Linksys | E5600 Firmware | All versions |
References
- https://www.ndss-symposium.org/ndss-paper/exploiting-sequence-number-leakage-tcp-hijacking-in-nat-enabled-wi-fi-networks/Technical Description, Third Party Advisory
- https://www.ndss-symposium.org/ndss-paper/exploiting-sequence-number-leakage-tcp-hijacking-in-nat-enabled-wi-fi-networks/Technical Description, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2023-30305?
An issue discovered in Linksys E5600 routers allows attackers to hijack TCP sessions which could lead to a denial of service.
How severe is CVE-2023-30305?
CVE-2023-30305 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.42% probability of exploitation in the next 30 days.
How do I fix CVE-2023-30305?
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-2023-30305?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST