CVE-2020-5421: RFD Protection Bypass via jsessionid
Severity
High
Vendor
Spring by VMware
Description
In Spring Framework versions 5.2.0 - 5.2.8, 5.1.0 - 5.1.17, 5.0.0 - 5.0.18, 4.3.0 - 4.3.28, and older unsupported versions, the protections against RFD attacks from CVE-2015-5211 may be bypassed depending on the browser used through the use of a jsessionid path parameter.
Affected VMware Products and Versions
Severity is high unless otherwise noted.
-
Spring Framework
- 5.2.0 to 5.2.8
- 5.1.0 to 5.1.17
- 5.0.0 to 5.0.18
- 4.3.0 to 4.3.28
- Older, unsupported versions
Mitigation
Users of affected versions should apply the following mitigation or upgrade. Releases that have fixed this issue include:
-
Spring Framework
- 5.2.9
- 5.1.18
- 5.0.19
- 4.3.29
Credit
This issue was identified and responsibly reported by Keitaro Yamazaki / Ierae Security.
References
History
2020-09-17: Initial vulnerability report published.