PT-2021-10665 · Crmeb · Crmeb

C0D1M4X · Published 2021-06-24 · Updated 2021-06-30 · CVE-2020-21787

Positive Technologies (AI Summary)

CVSS v2.0

10

Critical

Base vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions: CRMEB versions 3.1.0 and later

Description: The issue concerns a File Upload Getshell vulnerability via the /crmeb/crmeb/services/UploadService.php endpoint. This allows for potential exploitation.

Recommendations: For CRMEB versions 3.1.0 and later, as a temporary workaround, consider disabling the file upload functionality in UploadService.php until a patch is available. Restrict access to the /crmeb/crmeb/services/UploadService.php endpoint to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Unrestricted File Upload

Weakness Enumeration

CWE-434

Related Identifiers

CVE-2020-21787

Affected Products

Crmeb

References · 4

• 🔥 https://gitee.com/ZhongBangKeJi/CRMEB/issues/I18MGD · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2020-21787 · Security Note
• https://osv.dev/vulnerability/CVE-2020-21787 · Vendor Advisory
• https://t.me/cibsecurity/25683 · Telegram Post