Test ID:	1.3.6.1.4.1.25623.1.0.892786
Category:	Debian Local Security Checks
Title:	Debian: Security Advisory (DLA-2786-1)
Summary:	The remote host is missing an update for the Debian 'nghttp2' package(s) announced via the DLA-2786-1 advisory.
Description:	Summary: The remote host is missing an update for the Debian 'nghttp2' package(s) announced via the DLA-2786-1 advisory. Vulnerability Insight: Two security issue have been discovered in nghttp2: server, proxy and client implementing HTTP/2. CVE-2018-1000168 An Improper Input Validation CWE-20 vulnerability found in ALTSVC frame handling that can result in segmentation fault leading to denial of service. This attack appears to be exploitable via network client. CVE-2020-11080 The overly large HTTP/2 SETTINGS frame payload causes denial of service. The proof of concept attack involves a malicious client constructing a SETTINGS frame with a length of 14,400 bytes (2400 individual settings entries) over and over again. The attack causes the CPU to spike at 100%. For Debian 9 stretch, these problems have been fixed in version 1.18.1-1+deb9u2. We recommend that you upgrade your nghttp2 packages. For the detailed security status of nghttp2 please refer to its security tracker page at: [link moved to references] Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: [link moved to references] Affected Software/OS: 'nghttp2' package(s) on Debian 9. Solution: Please install the updated package(s). CVSS Score: 5.0 CVSS Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
Cross-Ref:	Common Vulnerability Exposure (CVE) ID: CVE-2018-1000168 BugTraq ID: 103952 http://www.securityfocus.com/bid/103952 https://lists.debian.org/debian-lts-announce/2021/10/msg00011.html RedHat Security Advisories: RHSA-2019:0366 https://access.redhat.com/errata/RHSA-2019:0366 RedHat Security Advisories: RHSA-2019:0367 https://access.redhat.com/errata/RHSA-2019:0367 Common Vulnerability Exposure (CVE) ID: CVE-2020-11080 https://github.com/nghttp2/nghttp2/security/advisories/GHSA-q5wr-xfw9-q7xr Debian Security Information: DSA-4696 (Google Search) https://www.debian.org/security/2020/dsa-4696 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4OOYAMJVLLCLXDTHW3V5UXNULZBBK4O6/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AAC2AA36OTRHKSVM5OV7TTVB3CZIGEFL/ https://github.com/nghttp2/nghttp2/commit/336a98feb0d56b9ac54e12736b18785c27f75090 https://github.com/nghttp2/nghttp2/commit/f8da73bd042f810f34d19f9eae02b46d870af394 https://www.oracle.com//security-alerts/cpujul2021.html https://www.oracle.com/security-alerts/cpuapr2022.html https://www.oracle.com/security-alerts/cpujan2021.html https://www.oracle.com/security-alerts/cpujul2020.html https://www.oracle.com/security-alerts/cpuoct2020.html https://lists.debian.org/debian-lts-announce/2023/10/msg00023.html SuSE Security Announcement: openSUSE-SU-2020:0802 (Google Search) http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00024.html
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