VDB
ALPINE-CVE-2019-20907
ALPINE-CVE-2019-20907
PUBLISHED
CVSS 7.5 HIGH
In Lib/tarfile.py in Python through 3.8.3, an attacker is able to craft a TAR archive leading to an infinite loop when opened by tarfile.open, because _proc_pax lacks header validation.
Risk Scores
CVSS v3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Alpine:v3.22 | python3 | 3.7.3-r1, 3.4.3-r2, 0 |
| Alpine:v3.14 | python3 | 3.1.3-r0, 3.2.3-r0, 3.3.0-r0 |
| Alpine:v3.16 | python3 | 3.6.1-r4, 3.2.0-r0, 0 |
| Alpine:v3.23 | python3 | 3.8.3-r0, 0, 3.1.3-r0 |
| Alpine:v3.20 | python3 | 3.7.3-r0, 3.8.2-r6, 3.8.2-r4 |
| Alpine:v3.19 | python3 | 3.3.0-r0, 3.1.3-r0, 3.2.0-r0 |
| Alpine:v3.15 | python3 | 0, 3.1.3-r0, 3.2.0-r0 |
| Alpine:v3.18 | python3 | 3.8.1-r1, 3.3.2-r0, 3.3.3-r0 |
| Alpine:v3.21 | python3 | 3.6.1-r2, 3.5.2-r0, 3.6.7-r0 |
| Alpine:v3.13 | python3 | 3.2.0-r0, 3.1.3-r0, 3.5.2-r5 |
| Alpine:v3.17 | python3 | 0, 3.2.3-r0, 3.1.3-r0 |
| Alpine:v3.12 | python3 | 3.6.2-r0, 0, 3.2.3-r0 |
Timeline
- Jul 13, 2020 CVE Published
- Dec 3, 2025 CVE Updated
- Apr 30, 2026 Distribution Patch