CVE-2023-28118
kaml has potential denial of service while parsing input with anchors and aliases
7.5
HIGH
CVSS 3.1
EPSS 0.33%
描述
### Impact Applications that use kaml to parse untrusted input containing anchors and aliases may consume excessive memory and crash. ### Patches Version 0.53.0 and later default to refusing to parse YAML documents containing anchors and aliases. ### Workarounds None. ### References Wikipedia has an explanation of this class of vulnerability: [billion laughs attack](https://en.wikipedia.org/wiki/Billion_laughs_attack) ### Acknowledgements Thank you to @gdude2002 for reporting this issue.
如何修補 CVE-2023-28118
要修補 CVE-2023-28118,請將受影響套件升級到下列已修補版本。
- —升級至 0.53.0 或更新版本
CVE-2023-28118 正在被利用嗎?
低 — EPSS 為 0.3%,目前沒有觀察到大規模利用活動。
受影響套件(1)
- from 0, < 0.53.0
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |