Vulnerability in Avm Fritz\!box 7490

CVE-2020-26887

FRITZ!OS before 7.21 on FRITZ!Box devices allows a bypass of a DNS Rebinding protection mechanism.

EPSS: 0.014 (70.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-26887?
CVE-2020-26887 is a high-severity vulnerability in Avm Fritz\!box 7490. CVSS score: 7.8/10. Published 2020-10-23.
How severe is CVE-2020-26887?
High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2020-26887 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.