7.7

CVE-2021-23017

A security issue in nginx resolver was identified, which might allow an attacker who is able to forge UDP packets from the DNS server to cause 1-byte memory overwrite, resulting in worker process crash or potential other impact.

Daten sind bereitgestellt durch National Vulnerability Database (NVD)
F5 ≫ Nginx Version >= 0.6.18 < 1.20.1
Openresty ≫ Openresty Version < 1.19.3.2
Fedoraproject ≫ Fedora Version33
Fedoraproject ≫ Fedora Version34
Oracle ≫ Blockchain Platform Version < 21.1.2
Oracle ≫ Communications Fraud Monitor Version >= 3.4 <= 4.4
Oracle ≫ Goldengate Version < 21.4.0.0.0
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 76.12% 0.989
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 7.7 2.2 5.5
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L
nvd@nist.gov 6.8 8.6 6.4
AV:N/AC:M/Au:N/C:P/I:P/A:P
CWE-193 Off-by-one Error

A product calculates or uses an incorrect maximum or minimum value that is 1 more, or 1 less, than the correct value.