CVE-2023-3748
7.5
HIGH
CVSS 3.1
EPSS 0.66%
描述
A flaw was found in FRRouting when parsing certain babeld unicast hello messages that are intended to be ignored. This issue may allow an attacker to send specially crafted hello messages with the unicast flag set, the interval field set to 0, or any TLV that contains a sub-TLV with the Mandatory flag set to enter an infinite loop and cause a denial of service.
如何修補 CVE-2023-3748
要修補 CVE-2023-3748,請將受影響套件升級到下列已修補版本。
- —升級至 8.4.4-1.1~deb12u2 或更新版本
CVE-2023-3748 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(1)
- from 0, < 8.4.4-1.1~deb12u2
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 |