CVE-2021-20764
MEDIUMCVSS 5.3/10EPSS 0.99%
Last modified
CVE-2021-20764 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. Improper input validation vulnerability in Attaching Files of Cybozu Garoon 4.0.0 to 5.0.2 allows a remote attacker to alter the data of Attaching Files.. EPSS estimates a 0.99% chance of exploitation in the next 30 days.
Description
Improper input validation vulnerability in Attaching Files of Cybozu Garoon 4.0.0 to 5.0.2 allows a remote attacker to alter the data of Attaching Files.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/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-2021-20764?
Improper input validation vulnerability in Attaching Files of Cybozu Garoon 4.0.0 to 5.0.2 allows a remote attacker to alter the data of Attaching Files.
How severe is CVE-2021-20764?
CVE-2021-20764 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 0.99% probability of exploitation in the next 30 days.
How do I fix CVE-2021-20764?
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.
Are you affected by CVE-2021-20764?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST