CVE-2019-17513
HIGH
7.5
CVSS Score
Published: October 18, 2019 at 02:36 AM UTC
Updated: June 17, 2026 at 02:24 AM UTC
1 product affected across 1 vendorProject Ratpack
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Severity
HIGH7.5
Exploit prediction
EPSS 2%
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.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
95%
v < 1.7.5
Affected range stops below 1.7.5, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (5)
x_refsource_MISCPatch
Source: [email protected]
https://github.com/ratpack/ratpack/commit/c560a8d10cb8bdd7a526c1ca2e67c8f224ca23aex_refsource_MISCPatch
Source: [email protected]
https://github.com/ratpack/ratpack/commit/efb910d38a96494256f36675ef0e5061097dd77dx_refsource_CONFIRMRelease NotesThird Party Advisory
Source: [email protected]
https://github.com/ratpack/ratpack/releases/tag/v1.7.5x_refsource_CONFIRMThird Party Advisory
Source: [email protected]
https://github.com/ratpack/ratpack/security/advisories/GHSA-mvqp-q37c-wf9jCVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- HIGH
- Availability
- NONE
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-74
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