Test ID:	1.3.6.1.4.1.25623.1.1.12.2022.5626.1
Category:	Ubuntu Local Security Checks
Title:	Ubuntu: Security Advisory (USN-5626-1)
Summary:	The remote host is missing an update for the 'bind9' package(s) announced via the USN-5626-1 advisory.
Description:	Summary: The remote host is missing an update for the 'bind9' package(s) announced via the USN-5626-1 advisory. Vulnerability Insight: Yehuda Afek, Anat Bremler-Barr, and Shani Stajnrod discovered that Bind incorrectly handled large delegations. A remote attacker could possibly use this issue to reduce performance, leading to a denial of service. (CVE-2022-2795) It was discovered that Bind incorrectly handled statistics requests. A remote attacker could possibly use this issue to obtain sensitive memory contents, or cause a denial of service. This issue only affected Ubuntu 22.04 LTS. (CVE-2022-2881) It was discovered that Bind incorrectly handled memory when processing certain Diffie-Hellman key exchanges. A remote attacker could use this issue to consume resources, leading to a denial of service. This issue only affected Ubuntu 22.04 LTS. (CVE-2022-2906) Maksym Odinintsev discovered that Bind incorrectly handled answers from cache when configured with a zero stale-answer-timeout. A remote attacker could possibly use this issue to cause Bind to crash, resulting in a denial of service. This issue only affected Ubuntu 22.04 LTS. (CVE-2022-3080) It was discovered that Bind incorrectly handled memory when processing ECDSA DNSSEC verification. A remote attacker could use this issue to consume resources, leading to a denial of service. This issue only affected Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. (CVE-2022-38177) It was discovered that Bind incorrectly handled memory when processing EDDSA DNSSEC verification. A remote attacker could use this issue to consume resources, leading to a denial of service. (CVE-2022-38178) Affected Software/OS: 'bind9' package(s) on Ubuntu 18.04, Ubuntu 20.04, Ubuntu 22.04. Solution: Please install the updated package(s). CVSS Score: 8.5 CVSS Vector: AV:N/AC:L/Au:N/C:P/I:N/A:C
Cross-Ref:	Common Vulnerability Exposure (CVE) ID: CVE-2022-2795 https://kb.isc.org/docs/cve-2022-2795 Debian Security Information: DSA-5235 (Google Search) https://www.debian.org/security/2022/dsa-5235 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MRHB6J4Z7BKH4HPEKG5D35QGRD6ANNMT/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YZJQNUASODNVAWZV6STKG5SD6XIJ446S/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CV4GQWBPF7Y52J2FA24U6UMHQAOXZEF7/ https://security.gentoo.org/glsa/202210-25 https://lists.debian.org/debian-lts-announce/2022/10/msg00007.html http://www.openwall.com/lists/oss-security/2022/09/21/3 Common Vulnerability Exposure (CVE) ID: CVE-2022-2881 https://kb.isc.org/docs/cve-2022-2881 Common Vulnerability Exposure (CVE) ID: CVE-2022-2906 https://kb.isc.org/docs/cve-2022-2906 Common Vulnerability Exposure (CVE) ID: CVE-2022-3080 https://kb.isc.org/docs/cve-2022-3080 Common Vulnerability Exposure (CVE) ID: CVE-2022-38177 https://kb.isc.org/docs/cve-2022-38177 Common Vulnerability Exposure (CVE) ID: CVE-2022-38178 https://kb.isc.org/docs/cve-2022-38178
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