VDB
ALPINE-CVE-2021-28116
ALPINE-CVE-2021-28116
PUBLISHED
CVSS 5.300000190734863 MEDIUM
Squid through 4.14 and 5.x through 5.0.5, in some configurations, allows information disclosure because of an out-of-bounds read in WCCP protocol data. This can be leveraged as part of a chain for remote code execution as nobody.
Risk Scores
CVSS v3.1
5.300000190734863
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Alpine:v3.20 | squid | 3.5.11-r0, 3.5.12-r0, 3.5.13-r0 |
| Alpine:v3.18 | squid | 2.7.6-r4, 5.1-r1, 5.1-r0 |
| Alpine:v3.22 | squid | 3.5.23-r2, 3.5.10-r0, 3.5.23-r3 |
| Alpine:v3.23 | squid | 3.2.0.19-r1, 3.4.9-r0, 3.4.8-r0 |
| Alpine:v3.16 | squid | 2.7.7-r0, 3.5.11-r0, 2.7.9-r3 |
| Alpine:v3.12 | squid | 3.5.23-r4, 4.9-r0, 4.8-r1 |
| Alpine:v3.14 | squid | 3.5.6-r1, 3.5.10-r0, 0 |
| Alpine:v3.17 | squid | 4.13-r0, 3.5.3-r0, 4.4-r0 |
| Alpine:v3.15 | squid | 4.6-r1, 0, 2.7.6-r0 |
| Alpine:v3.13 | squid | 3.3.8-r1, 5.0.6-r0, 5.0.5-r0 |
| Alpine:v3.11 | squid | 0, 2.7.6-r0, 2.7.6-r1 |
| Alpine:v3.21 | squid | 4.10-r0, 0, 2.7.6-r0 |
| Alpine:v3.19 | squid | 5.1-r1, 5.1-r0, 5.0.7-r1 |
Timeline
- Mar 9, 2021 CVE Published
- Dec 3, 2025 CVE Updated
- Apr 30, 2026 Distribution Patch