360CERT - 每日安全简报 (2021-05-24)

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漏洞 Vulnerability

CVE-2021-26855：Microsoft Exchange 未认证邮件下载漏洞

https://www.exploit-db.com/exploits/49879

CVE-2021-0230: Junos 内存泄漏漏洞

https://kb.juniper.net/InfoCenter/index?page=content&id=JSA11125

安全事件 Security Incident

Conti勒索病毒团伙已为爱尔兰卫生服务部门提供免费解密工具，但若不支付赎金其数据仍被售卖

https://www.bleepingcomputer.com/news/security/conti-ransomware-gives-hse-ireland-free-decryptor-still-selling-data/

澳大利亚和新西兰多个集团受到恶意软件攻击

https://www.zdnet.com/article/domain-group-says-phishing-attack-targeted-site-users/

新的WastedLocker变体利用Internet Explorer漏洞

https://www.databreachtoday.com/new-wastedlocker-variant-exploits-internet-explorer-flaws-a-16705

研究人员发现DarkSide勒索软件变种

https://www.databreachtoday.com/researchers-uncover-another-darkside-ransomware-variant-a-16704

阿拉斯加卫生部服务受到恶意软件攻击的影响

https://www.databreachtoday.com/alaska-health-department-services-affected-by-malware-attack-a-16708

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