CVE-2019-3688— squid: /usr/sbin/pinger packaged with wrong permission
Quick assessment
Affected
SUSE SUSE Linux Enterprise Server 15
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.
Micro Focus SUSE Linux Enterprise Server是英国Micro Focus公司的一套企业服务器版Linux操作系统。 SUSE Linux Enterprise Server 15 4.8-5.8.1及之前版本和SUSE Linux Enterprise Server 12 3.5.21-26.17.1及之前版本中存在安全漏洞。攻击者可通过更改二进制文件利用该漏洞获取访问权限。
Possible ATT&CK Techniques 1 AI
T1543.002 · Systemd Service
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I. Basic Information for CVE-2019-3688
Vulnerability Information
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Vulnerability Title
squid: /usr/sbin/pinger packaged with wrong permission
Source: CVE Program / CVE List V5
Vulnerability Description
The /usr/sbin/pinger binary packaged with squid in SUSE Linux Enterprise Server 15 before and including version 4.8-5.8.1 and in SUSE Linux Enterprise Server 12 before and including 3.5.21-26.17.1 had squid:root, 0750 permissions. This allowed an attacker that compromissed the squid user to gain persistence by changing the binary
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
缺省权限不正确
Source: CVE Program / CVE List V5
Vulnerability Title
Micro Focus SUSE Linux Enterprise Server 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Micro Focus SUSE Linux Enterprise Server是英国Micro Focus公司的一套企业服务器版Linux操作系统。 SUSE Linux Enterprise Server 15 4.8-5.8.1及之前版本和SUSE Linux Enterprise Server 12 3.5.21-26.17.1及之前版本中存在安全漏洞。攻击者可通过更改二进制文件利用该漏洞获取访问权限。
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 15 | squid ~ 4.8-5.8.1 | - |
|
| SUSE | SUSE Linux Enterprise Server 12 | squid ~ 3.5.21-26.17.1 | - |
|
II. Public POCs for CVE-2019-3688
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2019-3688 (1)
-
https://bugzilla.suse.com/show_bug.cgi?id=1093414 x_refsource_CONFIRM
Mailing List Discussions for CVE-2019-3688 (3)
-
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00056.html vendor-advisory x_refsource_SUSE
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http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00053.html vendor-advisory x_refsource_SUSE
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http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00024.html vendor-advisory x_refsource_SUSE
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V. Comments for CVE-2019-3688
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