CVE-2023-27304

low-risk

Published 2023-05-23

Operation restriction bypass vulnerability in Message and Bulletin of Cybozu Garoon 4.6.0 to 5.9.2 allows a remote authenticated attacker to alter the data of Message and/or Bulletin.

Do I need to act?

0.09% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 4.3/10 Medium

NETWORK / LOW complexity

Affected Products (1)

Garoon

Affected Vendors

Cybozu

References (4)

Vendor Advisory https://cs.cybozu.co.jp/2023/007698.html

Third Party Advisory https://jvn.jp/en/jp/JVN41694426/

Vendor Advisory https://cs.cybozu.co.jp/2023/007698.html

Third Party Advisory https://jvn.jp/en/jp/JVN41694426/

/ 100

low-risk

Severity 18/34 · Moderate

Exploitability 0/34 · Minimal

Exposure 5/34 · Minimal