VulnerabilityModified
CVE-2020-26887
FRITZ!OS before 7.21 on FRITZ!Box devices allows a bypass of a DNS Rebinding protection mechanism.
HIGH 7.8EPSS 1.42%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.42%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
FRITZ!OS before 7.21 on FRITZ!Box devices allows a bypass of a DNS Rebinding protection mechanism.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 1.42% probability · 71th percentile
- CISA KEV
- Not listed
- Affected
- avm/fritz\!box 7490 firmware
- Source
- cve@mitre.org
References
- http://packetstormsecurity.com/files/159606/FRITZ-Box-7.20-DNS-Rebinding-Protection-Bypass.htmlExploit, Third Party Advisory, VDB Entry
- https://en.avm.de/news/Vendor Advisory
- https://www.redteam-pentesting.de/en/advisories/-advisories-publicised-vulnerability-analysesThird Party Advisory
- http://packetstormsecurity.com/files/159606/FRITZ-Box-7.20-DNS-Rebinding-Protection-Bypass.htmlExploit, Third Party Advisory, VDB Entry
- https://en.avm.de/news/Vendor Advisory
- https://www.redteam-pentesting.de/en/advisories/-advisories-publicised-vulnerability-analysesThird Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.