CVE-2022-22950: Spring Expression DoS Vulnerability
Severity
Medium
Vendor
Spring by VMware
Description
In Spring Framework versions 5.3.0 - 5.3.16, 5.2.0 - 5.2.19, and older unsupported versions, it is possible for a user to provide a specially crafted SpEL expression that may cause a denial of service condition.
Affected VMware Products and Versions
Severity is medium unless otherwise noted.
-
Spring Framework
- 5.3.0 to 5.3.16
- 5.2.0 to 5.2.19
- Older, unsupported versions are also affected
Mitigation
Users of affected versions should apply the following mitigation: 5.3.x users should upgrade to 5.3.17+. 5.2.x users should upgrade to 5.2.20+. No other steps are necessary. Releases that have fixed this issue include:
-
Spring Framework
- 5.3.17+
- 5.2.20+
Credit
This vulnerability was initially discovered and responsibly reported by 4ra1n.
References
- https://www.first.org/cvss/calculator/3.0#CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L
- https://cwe.mitre.org/data/definitions/770.html
History
2022-03-28: Initial vulnerability report published.
2022-04-05: Clarification that fix was backported to Spring Framework 5.2.20.