Hijacking TCP Sessions in Mercury x30g Routers Could Lead to Denial of Service
CVE-2023-30306

4.3MEDIUM

Key Information:

Vendor

Mercury

Vendor
CVE Published:
28 May 2024

What is CVE-2023-30306?

A vulnerability found in Mercury x30g and YR1800XG routers exposes these devices to TCP session hijacking. Attackers can exploit this flaw by manipulating the TCP sequence number, which may lead to unauthorized access to network sessions and potential disruption of service. This susceptibility underscores the importance of securing router configurations and regularly updating firmware to protect against unauthorized access and network exploitation. Proper security measures can mitigate the risk associated with this vulnerability.

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References

https://www.ndss-symposium.org/ndss-paper/exploiting-sequ...

CVSS V3.1

Score:
4.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

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