[內容說明:]

轉發 國家資安資訊分享與分析中心 NISAC-200-202404-00000021

研究人員發現XZ Utils資料壓縮程式庫已遭受供應鏈攻擊(Supply Chain Attack)(CVE-2024-3094)，該程式之特定版本已被植入後門程式，並有部分Linux發行版本安裝受影響之XZ Utils版本，請儘速確認並依官方建議採取對應措施。

情資分享等級: WHITE(情資內容為可公開揭露之資訊)

[影響平台:]

● Alpine

● Fedora 41、Fedora Rawhide及Fedora Linux 40 beta

● Kali Linux

● openSUSE Tumbleweed與openSUSE MicroOS

● Debian

● XZ Utils 5.6.0與5.6.1

​​​​​​​

[建議措施:]

確認版本後，請配合官方說明確認是否需要更新或是降低XZ Utils版本：

● Alpine： https://security.alpinelinux.org/vuln/CVE-2024-3094

● Debian： https://security-tracker.debian.org/tracker/CVE-2024-3094

● Fedora： https://fedoramagazine.org/cve-2024-3094-security-alert-f40-rawhide/

● Kali Linux： https://www.kali.org/blog/about-the-xz-backdoor/

● openSUSE：  https://news.opensuse.org/2024/03/29/xz-backdoor/

[參考資料:]
1. https://nvd.nist.gov/vuln/detail/CVE-2024-3094
2. https://jfrog.com/blog/xz-backdoor-attack-cve-2024-3094-all-you-need-to-know
3. https://unit42.paloaltonetworks.com/threat-brief-xz-utils-cve-2024-3094/
4. https://www.ithome.com.tw/news/162040
5. https://security.alpinelinux.org/vuln/CVE-2024-3094
6. https://security-tracker.debian.org/tracker/CVE-2024-3094
7. https://fedoramagazine.org/cve-2024-3094-security-alert-f40-rawhide/
8. https://www.kali.org/blog/about-the-xz-backdoor/
9. https://www.suse.com/security/cve/CVE-2024-3094.html
10. https://news.opensuse.org/2024/03/29/xz-backdoor/