CVE-2016-2126 describes a privilege elevation vulnerability in Samba versions 4.0.0 through 4.5.2, stemming from incorrect handling of the PAC checksum. An authenticated remote attacker can crash the winbindd process, and a local service with pipe access can then cache elevated permissions. This vulnerability carries a CVSS score of 6.5 (Medium), indicating a network attack vector with low complexity, requiring low privileges, and resulting in high availability impact. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 4.0.0, < 4.3.13CPE matchmatch criteria | cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:* | ||
>= 4.4.0, < 4.4.8CPE matchmatch criteria | cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:* | ||
>= 4.5.0, < 4.5.3CPE matchmatch criteria | cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
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