CVE-2023-22964

CVE-2023-22964 is a critical-severity vulnerability in Zohocorp Manageengine Servicedesk Plus Msp with a CVSS 3.x base score of 9.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-287.

Key facts

• Severity: Critical (CVSS 3.x base score 9.1)
• EPSS exploit prediction: 2% (84th percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-287
• Affected product: Zohocorp Manageengine Servicedesk Plus Msp
• Published: 2023-01-20
• Last modified: 2026-06-17

Description

Zoho ManageEngine ServiceDesk Plus MSP before 10611, and 13x before 13004, is vulnerable to authentication bypass when LDAP authentication is enabled.

Frequently asked questions

What is CVE-2023-22964?

Zoho ManageEngine ServiceDesk Plus MSP before 10611, and 13x before 13004, is vulnerable to authentication bypass when LDAP authentication is enabled.

How severe is CVE-2023-22964?

CVE-2023-22964 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2023-22964 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (84th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-22964?

CVE-2023-22964 primarily affects Zohocorp Manageengine Servicedesk Plus Msp. In total, 15 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-22964?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2023-22964 published?

CVE-2023-22964 was published on 2023-01-20 and last updated on 2026-06-17.

References

• https://manageengine.com
• https://www.manageengine.com/products/service-desk-msp/cve-2023-22964.html

Affected products (15)

• cpe:2.3:a:zohocorp:manageengine_servicedesk_plus_msp:10.6:10600:*:*:*:*:*:*
• cpe:2.3:a:zohocorp:manageengine_servicedesk_plus_msp:10.6:10601:*:*:*:*:*:*
• cpe:2.3:a:zohocorp:manageengine_servicedesk_plus_msp:10.6:10602:*:*:*:*:*:*
• cpe:2.3:a:zohocorp:manageengine_servicedesk_plus_msp:10.6:10603:*:*:*:*:*:*
• cpe:2.3:a:zohocorp:manageengine_servicedesk_plus_msp:10.6:10604:*:*:*:*:*:*
• cpe:2.3:a:zohocorp:manageengine_servicedesk_plus_msp:10.6:10605:*:*:*:*:*:*
• cpe:2.3:a:zohocorp:manageengine_servicedesk_plus_msp:10.6:10606:*:*:*:*:*:*
• cpe:2.3:a:zohocorp:manageengine_servicedesk_plus_msp:10.6:10607:*:*:*:*:*:*
• cpe:2.3:a:zohocorp:manageengine_servicedesk_plus_msp:10.6:10608:*:*:*:*:*:*
• cpe:2.3:a:zohocorp:manageengine_servicedesk_plus_msp:10.6:10609:*:*:*:*:*:*
• cpe:2.3:a:zohocorp:manageengine_servicedesk_plus_msp:10.6:10610:*:*:*:*:*:*
• cpe:2.3:a:zohocorp:manageengine_servicedesk_plus_msp:13.0:13000:*:*:*:*:*:*
• cpe:2.3:a:zohocorp:manageengine_servicedesk_plus_msp:13.0:13001:*:*:*:*:*:*
• cpe:2.3:a:zohocorp:manageengine_servicedesk_plus_msp:13.0:13002:*:*:*:*:*:*
• cpe:2.3:a:zohocorp:manageengine_servicedesk_plus_msp:13.0:13003:*:*:*:*:*:*

More vulnerabilities in Zohocorp Manageengine Servicedesk Plus Msp

• CVE-2022-47966 — Critical (CVSS 9.8): Multiple Zoho ManageEngine on-premise products, such as ServiceDesk Plus through 14003, allow remote code execution due…
• CVE-2021-44675 — Critical (CVSS 9.8): Zoho ManageEngine ServiceDesk Plus MSP before 10.5 Build 10534 is vulnerable to unauthenticated remote code execution…
• CVE-2021-44077 — Critical (CVSS 9.8): Zoho ManageEngine ServiceDesk Plus before 11306, ServiceDesk Plus MSP before 10530, and SupportCenter Plus before 11014…
• CVE-2021-31531 — Critical (CVSS 9.8): Zoho ManageEngine ServiceDesk Plus MSP before 10521 is vulnerable to Server-Side Request Forgery (SSRF).
• CVE-2022-40773 — High (CVSS 8.8): Zoho ManageEngine ServiceDesk Plus MSP before 10609 and SupportCenter Plus before 11025 are vulnerable to privilege…
• CVE-2024-38869 — High (CVSS 8.3): Zohocorp ManageEngine Endpoint Central affected by Incorrect authorization vulnerability in remote office deploy…

All CVEs affecting Zohocorp Manageengine Servicedesk Plus Msp →

Other CWE-287 (Improper Authentication) vulnerabilities

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• CVE-2026-100886 — Critical (CVSS 10.0): A vulnerability was identified in Seetong T8108, T8108P, T8116 and T8232 4.6.1.4-build202604241011. The affected…
• CVE-2026-77244 — Critical (CVSS 10.0): MCP Atlassian is a Model Context Protocol (MCP) server for Atlassian products (Confluence and Jira). Prior to 0.22.0,…
• CVE-2026-94493 — Critical (CVSS 10.0): A vulnerability was detected in Gigatech PDV5701 1.0.31_240305_112640. This issue affects some unknown processing of…
• CVE-2026-83099 — Critical (CVSS 10.0): Vulnerability in the Oracle Forms product of Oracle Fusion Middleware (component: Forms Services, C/S, Charmode).…
• CVE-2026-83059 — Critical (CVSS 10.0): Vulnerability in the Oracle Internet Directory product of Oracle Fusion Middleware (component: OID LDAP Server).…

Browse all CWE-287 (Improper Authentication) vulnerabilities →