VDB
ALPINE-CVE-2019-16254
ALPINE-CVE-2019-16254
PUBLISHED
CVSS 5.300000190734863 MEDIUM
Ruby through 2.4.7, 2.5.x through 2.5.6, and 2.6.x through 2.6.4 allows HTTP Response Splitting. If a program using WEBrick inserts untrusted input into the response header, an attacker can exploit it to insert a newline character to split a header, and inject malicious content to deceive clients. NOTE: this issue exists because of an incomplete fix for CVE-2017-17742, which addressed the CRLF vector, but did not address an isolated CR or an isolated LF.
Risk Scores
CVSS v3.1
5.300000190734863
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Alpine:v3.14 | ruby | 1.9.3_p286-r0, 1.9.3_p286-r1, 1.9.3_p286-r2 |
| Alpine:v3.12 | ruby | 2.5.3-r1, 0, 1.8.7_p160-r2 |
| Alpine:v3.20 | ruby | 0, 0, 0 |
| Alpine:v3.11 | ruby | 2.5.3-r2, 2.6.4-r0, 2.6.3-r2 |
| Alpine:v3.17 | ruby | 1.8.7_p72-r1, 1.9.3_p194-r0, 1.9.3_p286-r0 |
| Alpine:v3.22 | ruby | 0, 0, 0 |
| Alpine:v3.21 | ruby | 0, 0, 0 |
| Alpine:v3.8 | ruby | 2.2.1-r0, 2.1.5-r1, 2.1.5-r0 |
| Alpine:v3.19 | ruby | 2.0.0_p353-r1, 0, 1.8.7_p160-r2 |
| Alpine:v3.18 | ruby | 1.8.7, 1.8.7, 1.8.7 |
| Alpine:v3.10 | ruby | 1.9.3_p362-r0, 2.5.5-r0, 2.5.3-r2 |
| Alpine:v3.9 | ruby | 1.9.3_p286-r0, 0, 1.8.7_p160-r2 |
| Alpine:v3.7 | ruby | 1.8.7_p174-r3, 0, 1.8.7_p160-r2 |
| Alpine:v3.23 | ruby | 0, 0, 0 |
| Alpine:v3.13 | ruby | 2.5.0-r0, 2.2.3-r0, 2.5.1-r0 |
| Alpine:v3.16 | ruby | 2.5.3-r2, 2.6.4-r0, 2.6.3-r2 |
| Alpine:v3.15 | ruby | 1.9.3_p286-r2, 1.9.3_p194-r0, 1.9.3_p286-r0 |
Timeline
- Nov 26, 2019 CVE Published
- Dec 3, 2025 CVE Updated
- Apr 30, 2026 Distribution Patch