CVE-2019-6442 is an out-of-bounds write vulnerability affecting NTPsec versions prior to 1.1.3. An authenticated attacker can exploit this flaw by sending a specially crafted config request, leading to a denial of service. With a CVSS score of 6.5 (Medium), this vulnerability can be exploited remotely with low attack complexity and no user interaction, resulting in high availability impact. While not listed in CISA's KEV catalog, a proof-of-concept exploit is publicly available on ExploitDB, though there is no evidence of active exploitation or significant community discussion.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 1.1.3CPE matchmatch criteria | cpe:2.3:a:ntpsec:ntpsec:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
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