安全公告/【CVE-2019-12527】

基本信息

漏洞名称:
受影响操作系统:Asianux
危险等级:高危
影响源码包:squid
CVSS评分:8.8
发现日期:2023-08-04
修复版本:4.6-1+deb10u1

漏洞描述

An issue was discovered in Squid 4.0.23 through 4.7. When checking Basic Authentication with HttpHeader::getAuth, Squid uses a global buffer to store the decoded data. Squid does not check that the decoded length isn't greater than the buffer, leading to a heap-based buffer overflow with user controlled data.

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-2019-12527
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-12527
https://nvd.nist.gov/vuln/detail/CVE-2019-12527