CVE-1999-1150

Description

Livingston Portmaster routers running ComOS use the same initial sequence number (ISN) for TCP connections, which allows remote attackers to conduct spoofing and hijack TCP sessions.

7.5

CVSS

Severity: High

CVSS 2.0 •

EPSS 0.64%

Vendor Advisory securityfocus.com

Affected: n/a n/a

References

Link	Tags
http://www.securityfocus.com/archive/1/9723	vendor advisory mailing list
https://exchange.xforce.ibmcloud.com/vulnerabilities/1882	vdb entry

Frequently Asked Questions

What is the severity of CVE-1999-1150?: CVE-1999-1150 has been scored as a high severity vulnerability.
How to fix CVE-1999-1150?: To fix CVE-1999-1150, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-1999-1150 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-1999-1150 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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