CVE-2021-20762
MEDIUMCVSS 4.3/10EPSS 0.80%
Last modified
CVE-2021-20762 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. Improper input validation vulnerability in E-mail of Cybozu Garoon 4.0.0 to 5.0.2 allows a remote authenticated to alter the data of E-mail without the appropriate privilege.. EPSS estimates a 0.80% chance of exploitation in the next 30 days.
Description
Improper input validation vulnerability in E-mail of Cybozu Garoon 4.0.0 to 5.0.2 allows a remote authenticated to alter the data of E-mail without the appropriate privilege.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Cybozu | Garoon | >= 4.0.0, <= 5.0.2 |
References
- https://cs.cybozu.co.jp/2021/007206.htmlVendor Advisory
- https://jvn.jp/en/jp/JVN54794245/index.htmlThird Party Advisory
- https://cs.cybozu.co.jp/2021/007206.htmlVendor Advisory
- https://jvn.jp/en/jp/JVN54794245/index.htmlThird Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-20762?
Improper input validation vulnerability in E-mail of Cybozu Garoon 4.0.0 to 5.0.2 allows a remote authenticated to alter the data of E-mail without the appropriate privilege.
How severe is CVE-2021-20762?
CVE-2021-20762 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.80% probability of exploitation in the next 30 days.
How do I fix CVE-2021-20762?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2021
- CVE-2021-20757Operational restrictions bypass vulnerability in E-mail of C…4.3
- CVE-2021-20758Cross-site request forgery (CSRF) vulnerability in Message o…8
- CVE-2021-20759Operational restrictions bypass vulnerability in Bulletin of…4.3
- CVE-2021-2076Vulnerability in the MySQL Server product of Oracle MySQL (c…4.9
- CVE-2021-20760Improper input validation vulnerability in User Profile of C…4.3
- CVE-2021-20761Improper input validation vulnerability in E-mail of Cybozu …2.7
- CVE-2021-20763Operational restrictions bypass vulnerability in Portal of C…4.3
- CVE-2021-20764Improper input validation vulnerability in Attaching Files o…5.3
- CVE-2021-20765Cross-site scripting vulnerability in Bulletin of Cybozu Gar…6.1
- CVE-2021-20766Cross-site scripting vulnerability in Message of Cybozu Garo…6.1
- CVE-2021-20767Cross-site scripting vulnerability in Full Text Search of Cy…5.4
- CVE-2021-20768Operational restrictions bypass vulnerability in Scheduler a…4.3
Are you affected by CVE-2021-20762?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST