CVE-2020-27690

Public Exploit

Description

The Relish (Verve Connect) VH510 device with firmware before 1.0.1.6L0516 contains a buffer overflow within its web management portal. When a POST request is sent to /boaform/admin/formDOMAINBLK with a large blkDomain value, the Boa server crashes.

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.05%
Third-Party Advisory co.uk Third-Party Advisory co.uk
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://6point6.co.uk/insights/security-advisory-relish-4g-hub-vh510/ third party advisory
https://6point6.co.uk/wp-content/uploads/2020/10/Relish-4G-VH510-Hub-Full-Disclosure-v1.3.pdf third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2020-27690?
CVE-2020-27690 has been scored as a medium severity vulnerability.
How to fix CVE-2020-27690?
To fix CVE-2020-27690, 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-2020-27690 being actively exploited in the wild?
It is possible that CVE-2020-27690 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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