PT-2021-17506 · Easycorp · Easycorp Zentao

Angus Strom · Published 2021-08-31 · Updated 2021-09-03 · CVE-2021-27556

Positive Technologies (AI Summary)

CVSS v2.0

9.0

High

Base vector

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

Name of the Vulnerable Software and Affected Versions EasyCorp ZenTao version 12.5.3

Description The issue allows remote attackers with admin access to execute arbitrary code by setting the type parameter to System in the Cron job tab.

Recommendations For EasyCorp ZenTao version 12.5.3, consider restricting access to the Cron job tab to prevent exploitation, and avoid setting the type parameter to System until a fix is available. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

OS Command Injection

Weakness Enumeration

CWE-78

Related Identifiers

CVE-2021-27556

Affected Products

Easycorp Zentao

References · 4

• 🔥 https://privasec.com/blog/zentao-cms-a-monkeys-journey-to-priv-esc-remote-code-execution · Exploit
• https://osv.dev/vulnerability/CVE-2021-27556 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-27556 · Security Note
• https://t.me/cibsecurity/28060 · Telegram Post