CVE 描述

In some cases, Norton Antivirus for Exchange (NavExchange) enters a "fail-open" state which allows viruses to pass through the server.

CVE 資訊

指標	評分	嚴重程度	CVSS 向量	來源
V2	5		AV:N/AC:L/Au:N/C:N/I:P/A:N	nvd@nist.gov

EPSS 是一種預測漏洞被利用可能性的評分模型。

EPSS 模型產生介於 0 到 1（0% 到 100%）之間的概率分數。分數越高，漏洞被利用的概率越大。

百分位數用於根據 EPSS 分數對 CVE 進行排名。例如，EPSS 評分在第 95 百分位的 CVE 比 95% 的其他 CVE 更有可能被利用。因此，百分位數用於比較某 CVE 的 EPSS 分數與其他 CVE 的相對位置。

EPSS First.org

http://www.osvdb.org/6266
Tags : vdb-entry, x_refsource_OSVDB

日期	EPSS V0	EPSS V1	EPSS V2 (> 2022-02-04)	EPSS V3 (> 2025-03-07)	EPSS V4 (> 2025-03-17)
2022-02-06	–	–	1.02%	–	–
2022-02-13	–	–	1.02%	–	–
2022-03-20	–	–	1.02%	–	–
2022-04-03	–	–	1.02%	–	–
2022-05-29	–	–	1.02%	–	–
2022-08-14	–	–	1.02%	–	–
2022-11-13	–	–	1.02%	–	–
2022-11-20	–	–	1.02%	–	–
2022-11-27	–	–	1.02%	–	–
2023-02-26	–	–	1.02%	–	–
2023-03-12	–	–	–	0.28%	–
2023-06-04	–	–	–	0.28%	–
2023-10-15	–	–	–	0.28%	–
2024-02-11	–	–	–	0.28%	–
2024-03-10	–	–	–	0.28%	–
2024-03-17	–	–	–	0.28%	–
2024-03-24	–	–	–	0.28%	–
2024-06-02	–	–	–	0.28%	–
2024-07-21	–	–	–	0.28%	–
2024-08-04	–	–	–	0.28%	–
2024-08-11	–	–	–	0.28%	–
2024-12-22	–	–	–	0.35%	–
2025-01-19	–	–	–	0.35%	–
2025-03-18	–	–	–	–	0.78%
2025-03-30	–	–	–	–	0.78%
2025-04-15	–	–	–	–	0.78%
2025-06-01	–	–	–	–	0.78%
2025-06-05	–	–	–	–	0.78%
2025-06-07	–	–	–	–	0.78%
2025-06-08	–	–	–	–	0.78%
2025-06-11	–	–	–	–	0.78%
2025-11-18	–	–	–	–	0.78%
2025-11-20	–	–	–	–	0.78%
2025-11-21	–	–	–	–	0.78%
2026-03-29	–	–	–	–	0.78%