情報源
CISA Current Activity
ISC Releases Security Advisories for BIND
https://us-cert.cisa.gov/ncas/current-activity/2020/08/21/isc-releases-security-advisories-bind
概要
– BIND 9.16系 9.16.0 から 9.16.5 まで
– BIND 9.14系 9.14.0 から 9.14.12 まで
– BIND 9.11系 9.11.3 から 9.11.21 まで
– BIND 9 Supported Preview Edition 9.9.3-S1 から 9.11.21-S1 まで
関連文書 (日本語)
JPCERT/CC
ISC BIND 9 に対する複数の脆弱性に関する注意喚起
https://www.jpcert.or.jp/at/2020/at200035.html
ISC BIND 9 に複数の脆弱性
https://jvn.jp/vu/JVNVU98069467/
関連文書(英語)
CVE-2020-8620: A specially crafted large TCP payload can trigger an assertion failure in tcpdns.c
https://kb.isc.org/docs/cve-2020-8620
CVE-2020-8621: Attempting QNAME minimization after forwarding can lead to an assertion failure in resolver.c
https://kb.isc.org/docs/cve-2020-8621
CVE-2020-8622: A truncated TSIG response can lead to an assertion failure
https://kb.isc.org/docs/cve-2020-8622
CVE-2020-8623: A flaw in native PKCS#11 code can lead to a remotely triggerable assertion failure in pk11.c
https://kb.isc.org/docs/cve-2020-8623
CVE-2020-8624: update-policy rules of type “subdomain” are enforced incorrectly
https://kb.isc.org/docs/cve-2020-8624
引用元:JPCERTコーディネーションセンター
「JPCERT/CC WEEKLY REPORT 2020-08-26」
https://www.jpcert.or.jp/wr/2020/wr203301.html