Garoon
CVE-2020-5562
MEDIUM
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V4 - API and Web Service URL allowlisting, SSRF prevention
MITRE ATT&CK
2 techniques across 2 tactics: Initial Access, Credential Access The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. |
| Impact | CVSS score of 4.9 (MEDIUM). Attack characteristics: network attack vector, low complexity, high privileges required, no user interaction not required. |
| Exploit ScenarioDerived | A remote attacker could make the server perform requests to unintended internal or external resources by sending crafted requests to the affected application. |
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Alert meAnalysisAI
Server-side request forgery (SSRF) vulnerability in Cybozu Garoon 4.6.0 to 4.6.3 allows a remote attacker with an administrative privilege to issue arbitrary HTTP requests to other web servers via. Rated medium severity (CVSS 4.9), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate and allowlist destination URLs, block requests to internal networks, use network segmentation.
Affects your stack
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Checking this CVE against your own stacks and servers is part of the Basic plan and up.
Technical ContextAI · show details
This vulnerability is classified as Server-Side Request Forgery (SSRF) (CWE-918), which allows attackers to make the server perform requests to unintended internal or external resources. Server-side request forgery (SSRF) vulnerability in Cybozu Garoon 4.6.0 to 4.6.3 allows a remote attacker with an administrative privilege to issue arbitrary HTTP requests to other web servers via V-CUBE Meeting function. Affected products include: Cybozu Garoon.
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- Exploit and PoC references, threat intelligence from 22 sources
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Severity by source
AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
DescriptionNVD
Server-side request forgery (SSRF) vulnerability in Cybozu Garoon 4.6.0 to 4.6.3 allows a remote attacker with an administrative privilege to issue arbitrary HTTP requests to other web servers via V-CUBE Meeting function.
Threat Intelligence Overview
NVD
CVE.org
EPSS
How this decision was reached
The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Server-Side Request Forgery exploits applications that fetch remote resources based on user-supplied URLs.
Affected Products (CPE)NVD
The CGI component in Cybozu Garoon 3.1.0 through 3.7 SP3 allows remote attackers to execute arbitrary commands via unspe
Cybozu Garoon before 4.2.2 allows remote attackers to bypass login authentication via vectors related to API use. Rated
Cybozu Garoon 4.2.4 to 4.10.1 allow remote attackers to obtain the users' credential information via the authentication
SQL injection vulnerability in the Cybozu Garoon 3.0.0 to 4.2.2 allows remote authenticated attackers to execute arbitra
Cross-site scripting vulnerability in Cybozu Garoon 5.0.0 to 5.15.2 allows a remote authenticated attacker with an admin
SQL injection vulnerability in Cybozu Garoon before 4.2.2. Rated high severity (CVSS 8.8), this vulnerability is remotel
Cybozu Garoon 3.0.0 to 4.2.2 allow remote attackers to obtain CSRF tokens via unspecified vectors. Rated high severity (
SQL injection vulnerability in the Notifications application in the Cybozu Garoon 3.5.0 to 4.6.2 allows remote authentic
SQL injection vulnerability in the Cybozu Garoon 3.5.0 to 4.2.6 allows remote authenticated attackers to execute arbitra
Cybozu Garoon 4.0.0 to 4.6.3 allows authenticated attackers to alter the information with privileges invoking the instal
Cybozu Garoon 3.x through 3.7.5 and 4.x through 4.0.3 allows remote authenticated users to execute arbitrary PHP code vi
The RSS Reader component in Cybozu Garoon 3.x through 3.7.5 and 4.x through 4.0.3 allows remote authenticated users to e
GitHub PoC
Exploit-DB