CVE-2019-12760
Deserialization vulnerability exists in parso
7.5
HIGH
CVSS 3.1
EPSS 0.67%
描述
A deserialization vulnerability exists in the way parso through 0.4.0 handles grammar parsing from the cache. Cache loading relies on pickle and, provided that an evil pickle can be written to a cache grammar file and that its parsing can be triggered, this flaw leads to Arbitrary Code Execution. NOTE: This is disputed because "the cache directory is not under control of the attacker in any common configuration.
如何修補 CVE-2019-12760
要修補 CVE-2019-12760,請將受影響套件升級到下列已修補版本。
- —升級至 0.5.1-0.1 或更新版本
- —未列出修補版本
- —升級至 0.5.0 或更新版本
CVE-2019-12760 正在被利用嗎?
低 — EPSS 為 0.7%,目前沒有觀察到大規模利用活動。
受影響套件(3)
- from 0, < 0.5.1-0.1
- from 0, <= 0.4.0
- from 0, < 0.5.0
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U |
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H |