CVE-2021-28958
CriticalZoho ManageEngine ADSelfService Plus through 6101 is vulnerable to unauthenticated Remote Code Execution while changing the password.
Published Sep 9, 2021 · Updated Aug 3, 2024 · Also known as TR-21-0719
Key Facts
Patch immediately- CVE-2021-28958 is a critical-severity vulnerability (CVSS 9.8 v3.1) affecting Manageengine Adselfservice Plus (Zohocorp).
- It is not listed in any known-exploited vulnerabilities catalog. No public exploit code is known.
- EPSS estimates a 73% probability of exploitation in the next 30 days.
- No fixed version is listed yet; check the vendor advisory for mitigations.
- Brandefense priority: patch immediately, because it is very likely to be exploited soon.
CVSS v3.1
9.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS (30-day exploit likelihood)
73%
Higher than 99.4% of all scored CVEs
Exploited in the wild
No known
Not in a known-exploited catalog
Public exploit code
None known
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Description
Zoho ManageEngine ADSelfService Plus through 6101 is vulnerable to unauthenticated Remote Code Execution while changing the password.
Affected Products
164 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| Manageengine Adselfservice PlusZohocorp | 4.5-4510, 4.5-4511, 4.5-4520, 4.5-4522, 4.5-4531, 4.5-4540, 4.5-4543, 4.5-4544 | n/a |
Timeline
Publicly disclosed
Sep 9, 2021
Last updated
Aug 3, 2024
Weakness Type
- CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
References
- advisoryhttps://blog.stmcyber.com/vulns/cve-2021-28958/
- advisoryhttps://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-40539
- advisoryhttps://pitstop.manageengine.com/portal/en/community/topic/adselfservice-plus-6102-released-with-an-important-security-fix-21-3-2021
- advisoryhttps://us-cert.cisa.gov/ncas/current-activity/2021/09/07/zoho-releases-security-update-adselfservice-plus
- advisoryhttps://www.bleepingcomputer.com/news/security/zoho-patches-actively-exploited-critical-adselfservice-plus-bug/
FAQ
Common Questions.
Zoho ManageEngine ADSelfService Plus through 6101 is vulnerable to unauthenticated Remote Code Execution while changing the password.
Affected: Manageengine Adselfservice Plus (Zohocorp) versions 4.5-4510, 4.5-4511, 4.5-4520, 4.5-4522, 4.5-4531, 4.5-4540, 4.5-4543, 4.5-4544. The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
No public exploit code is known.
No fixed version is listed yet; check the vendor advisory for mitigations.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.
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