CVE-2020-25850— HGiga MailSherlock - Arbitrary File Download
Quick assessment
Affected
HGiga MailSherlock MSR45/SSR45
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.
Hgiga MailSherlock是中国恒基（Hgiga）公司的一套企业邮件审核系统。 HGiga MailSherlock 存在输入验证错误漏洞，该漏洞源于不验证特定的字符。远程攻击者可利用该漏洞可以利用这个漏洞下载任意的系统文件。
Possible ATT&CK Techniques 1 AI
T1005 · Data from Local System
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I. Basic Information for CVE-2020-25850
Vulnerability Information
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Vulnerability Title
HGiga MailSherlock - Arbitrary File Download
Source: CVE Program / CVE List V5
Vulnerability Description
The function, view the source code, of HGiga MailSherlock does not validate specific characters. Remote attackers can use this flaw to download arbitrary system files.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Hgiga MailSherlock 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Hgiga MailSherlock是中国恒基（Hgiga）公司的一套企业邮件审核系统。 HGiga MailSherlock 存在输入验证错误漏洞，该漏洞源于不验证特定的字符。远程攻击者可利用该漏洞可以利用这个漏洞下载任意的系统文件。
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 |
|---|---|---|---|---|
| HGiga | MailSherlock MSR45/SSR45 | unspecified ~ 117 | - |
|
II. Public POCs for CVE-2020-25850
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2020-25850 (1)
-
https://www.twcert.org.tw/tw/cp-132-4258-0a8a0-1.html x_refsource_MISC
Same Patch Batch · HGiga · 2020-12-31 · 7 CVEs total
| CVE-2020-25848 | 9.8 CRITICAL | HGiga MailSherlock - Broken Authentication |
| CVE-2020-35851 | 8.1 HIGH | HGiga MailSherlock - Command Injection |
| CVE-2020-35740 | 7.0 HIGH | HGiga MailSherlock - XSS -1 |
| CVE-2020-35741 | 7.0 HIGH | HGiga MailSherlock - XSS -2 |
| CVE-2020-35742 | 7.0 HIGH | HGiga MailSherlock - SQL Injection -1 |
| CVE-2020-35743 | 7.0 HIGH | HGiga MailSherlock - SQL Injection -3 |
IV. Related Vulnerabilities
V. Comments for CVE-2020-25850
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