安全公告/【CVE-2022-48566】

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:python2.7
CVSS评分:8.1
发现日期:2023-09-27
修复版本:2.7.16.12

漏洞描述

An issue was discovered in compare_digest in Lib/hmac.py in Python through 3.9.1. Constant-time-defeating optimisations were possible in the accumulator variable in hmac.compare_digest.

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-2022-48566
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-48566
https://nvd.nist.gov/vuln/detail/CVE-2022-48566