CVE-2019-17513 : An issue was discovered in Ratpack before 1.7.5. Due to a misuse of the Netty li

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.

Published 2019-10-18 03:15:10

Updated 2020-08-24 17:37:01

Source MITRE

View at NVD, CVE.org

Products affected by CVE-2019-17513

Ratpack Project » Ratpack
Versions before (<) 1.7.5
cpe:2.3:a:ratpack_project:ratpack:*:*:*:*:*:*:*:*
Matching versions

Exploit prediction scoring system (EPSS) score for CVE-2019-17513

EPSS FAQ

0.20%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 57 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2019-17513

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
5.0	MEDIUM	AV:N/AC:L/Au:N/C:N/I:P/A:N	10.0	2.9	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: None Integrity Impact: Partial Availability Impact: None
7.5	HIGH	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N	3.9	3.6	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: None Integrity: High Availability: None

CWE ids for CVE-2019-17513

CWE-74 Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2019-17513

https://ratpack.io/versions/1.7.5

Ratpack: Lean & powerful HTTP apps for the JVM
Vendor Advisory
https://github.com/ratpack/ratpack/releases/tag/v1.7.5

Release v1.7.5 · ratpack/ratpack · GitHub
Release Notes;Third Party Advisory
https://github.com/ratpack/ratpack/security/advisories/GHSA-mvqp-q37c-wf9j

CWE-113: Improper Neutralization of CRLF Sequences in HTTP Headers ('HTTP Response Splitting') · Advisory · ratpack/ratpack · GitHub
Third Party Advisory
https://github.com/ratpack/ratpack/commit/efb910d38a96494256f36675ef0e5061097dd77d

Enable HTTP header validation · ratpack/ratpack@efb910d · GitHub
Patch
https://github.com/ratpack/ratpack/commit/c560a8d10cb8bdd7a526c1ca2e67c8f224ca23ae

Add test for response header validation · ratpack/ratpack@c560a8d · GitHub
Patch

Jump to

Vulnerability Details : CVE-2019-17513

Products affected by CVE-2019-17513

Exploit prediction scoring system (EPSS) score for CVE-2019-17513

CVSS scores for CVE-2019-17513

CWE ids for CVE-2019-17513

References for CVE-2019-17513