安全公告/【CVE-2020-11993】

基本信息

漏洞名称:
受影响操作系统:桌面操作系统
危险等级:高危
影响源码包:apache2
CVSS评分:7.5
发现日期:2023-07-22
修复版本:2.4.38-3+deb10u4

漏洞描述

Apache HTTP Server versions 2.4.20 to 2.4.43 When trace/debug was enabled for the HTTP/2 module and on certain traffic edge patterns, logging statements were made on the wrong connection, causing concurrent use of memory pools. Configuring the LogLevel of mod_http2 above "info" will mitigate this vulnerability for unpatched servers.

修复方式

sudo apt update && sudo apt dist-upgrade

漏洞判定

执行命令apt policy PackageName获取软件包版本号，版本小于修复版本，则受此漏洞影响，版本大于等于修复版本，则此漏洞已修复

补丁

参考

https://security-tracker.debian.org/tracker/CVE-2020-11993
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-11993
https://nvd.nist.gov/vuln/detail/CVE-2020-11993