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CVE-2020-14303

Quick assessment

Affected
n/a Samba
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.

Samba是Samba团队的一套可使UNIX系列的操作系统与微软Windows操作系统的SMB/CIFS网络协议做连结的自由软件。该软件支持共享打印机、互相传输资料文件等。 Samba 4.10.17之前版本、4.11.11之前版本和4.12.4之前版本中的AD DC NBT服务器存在输入验证错误漏洞。攻击者可借助空的UDP数据包利用该漏洞造成Samba崩溃。

AI Predicted 5.3 Difficulty: Trivial EPSS 3.54% · P89

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2020-14303

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A flaw was found in the AD DC NBT server in all Samba versions before 4.10.17, before 4.11.11 and before 4.12.4. A samba user could send an empty UDP packet to cause the samba server to crash.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Samba 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Samba是Samba团队的一套可使UNIX系列的操作系统与微软Windows操作系统的SMB/CIFS网络协议做连结的自由软件。该软件支持共享打印机、互相传输资料文件等。 Samba 4.10.17之前版本、4.11.11之前版本和4.12.4之前版本中的AD DC NBT服务器存在输入验证错误漏洞。攻击者可借助空的UDP数据包利用该漏洞造成Samba崩溃。
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
- Samba All Samba versions before 4.10.17, before 4.11.11 and before 4.12.4 -

II. Public POCs for CVE-2020-14303

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III. Intelligence Information for CVE-2020-14303

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Vendor Advisories for CVE-2020-14303 (4)

Mailing List Discussions for CVE-2020-14303 (5)

Other References for CVE-2020-14303 (1)

Same Patch Batch · n/a · 2020-07-06 · 18 CVEs total

CVE-2020-7691 6.3 MEDIUM Cross-site Scripting (XSS)
CVE-2020-10760 Samba 资源管理错误漏洞
CVE-2020-15562 Roundcube Webmail 跨站脚本漏洞
CVE-2020-7690 jsPDF 跨站脚本漏洞
CVE-2020-15569 MilkyTracker 资源管理错误漏洞
CVE-2020-15570 Whoopsie 安全漏洞
CVE-2020-9100 Huawei HiSuite 代码问题漏洞
CVE-2020-1837 Huawei ChangXiang 8 Plus 输入验证错误漏洞
CVE-2020-6013 Check Point ZoneAlarm 安全漏洞
CVE-2020-9395 多款Realtek产品缓冲区错误漏洞
CVE-2020-9262 Huawei Mate 30 资源管理错误漏洞
CVE-2020-1838 Huawei Mate 30 Pro 授权问题漏洞
CVE-2020-9261 Huawei Mate 30 安全漏洞
CVE-2020-9226 Huawei P30 数据伪造问题漏洞
CVE-2020-1836 Huawei P30和P30 Pro 信息泄露漏洞
CVE-2020-1839 Huawei Mate 30 竞争条件问题漏洞
CVE-2019-14900 Red Hat Hibernate ORM SQL注入漏洞

IV. Related Vulnerabilities

Same product: Samba
Same vendor: n/a

V. Comments for CVE-2020-14303

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