CVE-2019-3693— Local privilege escalation from user wwwrun to root in the packaging of mailman
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I. Basic Information for CVE-2019-3693
Vulnerability Information
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Vulnerability Title
Local privilege escalation from user wwwrun to root in the packaging of mailman
Source: NVD (National Vulnerability Database)
Vulnerability Description
A symlink following vulnerability in the packaging of mailman in SUSE Linux Enterprise Server 11, SUSE Linux Enterprise Server 12; openSUSE Leap 15.1 allowed local attackers to escalate their privileges from user wwwrun to root. Additionally arbitrary files could be changed to group mailman. This issue affects: SUSE Linux Enterprise Server 11 mailman versions prior to 2.1.15-9.6.15.1. SUSE Linux Enterprise Server 12 mailman versions prior to 2.1.17-3.11.1. openSUSE Leap 15.1 mailman version 2.1.29-lp151.2.14 and prior versions.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
在文件访问前对链接解析不恰当(链接跟随)
Source: NVD (National Vulnerability Database)
Vulnerability Title
GNU Mailman 后置链接漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
GNU Mailman是GNU计划的一套免费的用于管理电子邮件讨论和电子邮件列表的软件。该软件可与Web项目集成，使用户方便管理邮件订阅帐号，并提供内置归档、自动转发处理、内容过滤和反垃圾过滤器等功能。 GNU Mailman中存在后置链接漏洞。攻击者可利用该漏洞从wwwrun权限提升至root权限。以下产品及版本受到影响：SUSE Linux Enterprise Server 11 mailman 2.1.15-9.6.15.1之前版本，SUSE Linux Enterprise Server 12
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 |
|---|---|---|---|---|
| SUSE | SUSE Linux Enterprise Server 11 | mailman ~ 2.1.15-9.6.15.1 | - | |
| SUSE | SUSE Linux Enterprise Server 12 | mailman ~ 2.1.17-3.11.1 | - | |
| openSUSE | Leap 15.1 | mailman ~ 2.1.29-lp151.2.14 | - |
II. Public POCs for CVE-2019-3693
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|---|
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- https://bugzilla.suse.com/show_bug.cgi?id=1154328x_refsource_CONFIRM
- http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00000.htmlvendor-advisoryx_refsource_SUSE
- https://nvd.nist.gov/vuln/detail/CVE-2019-3693
Same Patch Batch · SUSE · 2020-01-24 · 4 CVEs total
| CVE-2019-3692 | 7.7 HIGH | Local privilege escalation from user news to root in the packaging of inn |
| CVE-2019-3687 | 4.0 MEDIUM | "easy" permission profile allows everyone execute dumpcap and read all network traffic |
| CVE-2019-18900 | 4.0 MEDIUM | libzypp stores cookies world readable |
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