Vulnerability Name:

CVE-2019-15876 (CCN-181211)

Assigned:2019-09-03
Published:2020-03-19
Updated:2021-07-21
Summary:In FreeBSD 12.1-STABLE before r356089, 12.1-RELEASE before 12.1-RELEASE-p3, 11.3-STABLE before r356090, and 11.3-RELEASE before 11.3-RELEASE-p7, driver specific ioctl command handlers in the oce network driver failed to check whether the caller has sufficient privileges allowing unprivileged users to send passthrough commands to the device firmware.
CVSS v3 Severity:5.5 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N)
4.8 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): High
Availibility (A): None
7.3 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)
6.4 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): Low
CVSS v2 Severity:2.1 Low (CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
7.5 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
Vulnerability Type:CWE-269
Vulnerability Consequences:Bypass Security
References:Source: MITRE
Type: CNA
CVE-2019-15876

Source: XF
Type: UNKNOWN
freebsd-cve201915876-sec-bypass(181211)

Source: CONFIRM
Type: Patch, Vendor Advisory
https://security.FreeBSD.org/advisories/FreeBSD-SA-20:05.if_oce_ioctl.asc

Source: CCN
Type: FreeBSD Security Advisory FreeBSD-SA-20:05.if_oce_ioctl
Insufficient oce(4) ioctl(2) privilege checking

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2019-15876

Vulnerable Configuration:Configuration 1:
  • cpe:/o:freebsd:freebsd:11.3:-:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:11.3:p1:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:11.3:p2:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:11.3:p3:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:11.3:p4:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:11.3:p5:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:11.3:p6:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:12.1:-:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:12.1:p1:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:12.1:p2:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/o:freebsd:freebsd:-:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    freebsd freebsd 11.3 -
    freebsd freebsd 11.3 p1
    freebsd freebsd 11.3 p2
    freebsd freebsd 11.3 p3
    freebsd freebsd 11.3 p4
    freebsd freebsd 11.3 p5
    freebsd freebsd 11.3 p6
    freebsd freebsd 12.1 -
    freebsd freebsd 12.1 p1
    freebsd freebsd 12.1 p2
    freebsd freebsd -