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CVE-2018-16866

Quick assessment

Affected
The systemd Project systemd
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

systemd是德国Lennart Poettering个人开发者的一款基于Linux的系统和服务管理器。该产品兼容了SysV和LSB的启动脚本，且提供了一个用来表示系统服务间依赖关系的框架。systemd-journald是其中的一个用于收集和存储日志数据的系统服务。 systemd-journald v221版本至v239版本存在缓冲区错误漏洞。本地攻击者利用该漏洞泄露进程内存数据。

AI Predicted 3.7 Difficulty: Easy EPSS 1.05% · P63

Possible ATT&CK Techniques 1 AI

T1059.004 · Unix Shell
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I. Basic Information for CVE-2018-16866

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An out of bounds read was discovered in systemd-journald in the way it parses log messages that terminate with a colon ':'. A local attacker can use this flaw to disclose process memory data. Versions from v221 to v239 are vulnerable.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存读
Source: CVE Program / CVE List V5
Vulnerability Title
systemd-journald 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
systemd是德国Lennart Poettering个人开发者的一款基于Linux的系统和服务管理器。该产品兼容了SysV和LSB的启动脚本，且提供了一个用来表示系统服务间依赖关系的框架。systemd-journald是其中的一个用于收集和存储日志数据的系统服务。 systemd-journald v221版本至v239版本存在缓冲区错误漏洞。本地攻击者利用该漏洞泄露进程内存数据。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
The systemd Project systemd from v221 to v239 -

II. Public POCs for CVE-2018-16866

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III. Intelligence Information for CVE-2018-16866

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Vendor Advisories for CVE-2018-16866 (9)

Mailing List Discussions for CVE-2018-16866 (3)

Other References for CVE-2018-16866 (1)

Same Patch Batch · The systemd Project · 2019-01-11 · 3 CVEs total

CVE-2018-16864 systemd 缓冲区错误漏洞
CVE-2018-16865 systemd 缓冲区错误漏洞

IV. Related Vulnerabilities

Same product: systemd
Same vendor: The systemd Project
Same weakness: CWE-125

V. Comments for CVE-2018-16866

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