CVE-2021-20795
Cross-site request forgery (CSRF) vulnerability in the management screen of Cybozu Remote Service 3.1.8 to 3.1.9 allows a remote attacker to hijack the authentication of administrators and unintended operations may be performed via unspecified vectors.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.56%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Cross-site request forgery (CSRF) vulnerability in the management screen of Cybozu Remote Service 3.1.8 to 3.1.9 allows a remote attacker to hijack the authentication of administrators and unintended operations may be performed via unspecified vectors.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 0.56% probability · 45th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-352
- Affected
- cybozu/remote service manager
- Source
- vultures@jpcert.or.jp
References
- https://jvn.jp/en/jp/JVN52694228/index.htmlThird Party Advisory
- https://kb.cybozu.support/article/37422Vendor Advisory
- https://jvn.jp/en/jp/JVN52694228/index.htmlThird Party Advisory
- https://kb.cybozu.support/article/37422Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.