Zoho ManageEngine ADSelfService Plus Remote Code Execution Vulnerability
Zoho ManageEngine ADSelfService Plus before build 6122 allows a remote authenticated administrator to execute arbitrary operating OS commands as SYSTEM via the policy custom script feature. Due to the use of a default administrator…
Severity = CVSS. Probability = EPSS (FIRST). Exploitation = public signals: KEV, EUVD, ransomware, EPSS above 10 %, no account required.
Exploitation probability EPSS · FIRST
Exploitation signals 3 / 5
- KEV catalog (CISA)07 Mar 2023
- Exploited in EUVD (ENISA)07 Mar 2023
- Used by ransomwareno
- EPSS above 10 %71.0%
- No account, over the networkno
What to do
Fix
Apply the vendor’s fix as soon as it is available.
CISA guidance: Apply updates per vendor instructions.
Meanwhile
Take the service off the internet or restrict access to it, watch the logs and look for signs of compromise.
Manufacturers (CRA)
Exploited vulnerability in your product: early warning to ENISA within 24 h, then notification within 72 h (Article 14 of the Cyber Resilience Act). The CRA explained
Description ENISA EUVD
Zoho ManageEngine ADSelfService Plus before build 6122 allows a remote authenticated administrator to execute arbitrary operating OS commands as SYSTEM via the policy custom script feature. Due to the use of a default administrator password, attackers may be able to abuse this functionality with minimal effort. Additionally, a remote and partially authenticated attacker may be able to inject arbitrary commands into the custom script due to an unsanitized password field.
Affected products
Open source packages OSV
Affected libraries according to OSV, with fixed versions.
Timeline
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Published
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Exploitation reported (ENISA)
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Added to the KEV catalog
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CISA remediation due date
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EPSS peak: 71.0%
References
Other exploited vulnerabilities from the same vendor
- CVE-2022-47966Zoho ManageEngine Multiple Products Remote Code Execution Vulnerability9.9 · Background exploitation
- CVE-2022-35405Zoho ManageEngine Multiple Products Remote Code Execution Vulnerability9.3 · Background exploitation
- CVE-2021-44515Zoho Desktop Central Authentication Bypass Vulnerability9.3 · Background exploitation
- CVE-2021-44077Zoho ManageEngine ServiceDesk Plus Remote Code Execution Vulnerability9.1 · Background exploitation
- CVE-2021-37415Zoho ManageEngine ServiceDesk Authentication Bypass Vulnerability9.3 · Background exploitation
- CVE-2021-40539Zoho ManageEngine ADSelfService Plus Authentication Bypass Vulnerability9.9 · Background exploitation