Description
An issue was discovered in Ratpack before 1.7.5. Due to a misuse of the Netty library class DefaultHttpHeaders, there is no validation that headers lack HTTP control characters. Thus, if untrusted data is used to construct HTTP headers with Ratpack, HTTP Response Splitting can occur.
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
GitHub 1 repository
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epicosy/Ratpack-1 ★ 0 · May 31, 2024
ratpack with CVE-2019-17513
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| Maven | io.ratpack:ratpack-core | < 1.7.5 | 1.7.5 | GHSA-mvqp-q37c-wf9j |
References
- https://github.com/ratpack/ratpack/commit/efb910d38a96494256f36675ef0e5061097dd77d
- https://github.com/ratpack/ratpack/commit/c560a8d10cb8bdd7a526c1ca2e67c8f224ca23ae
- https://ratpack.io/versions/1.7.5
- https://github.com/ratpack/ratpack/security/advisories/GHSA-mvqp-q37c-wf9j
- https://github.com/ratpack/ratpack/releases/tag/v1.7.5