Vulnerability Name:

CVE-2015-5675 (CCN-105888)

Assigned:2015-08-25
Published:2015-08-25
Updated:2018-10-09
Summary:The sys_amd64 IRET Handler in the kernel in FreeBSD 9.3 and 10.1 allows local users to gain privileges or cause a denial of service (kernel panic).
CVSS v3 Severity:7.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
6.8 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/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): High
Integrity (I): High
Availibility (A): High
5.9 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)
5.2 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/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): Local
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:7.2 High (CVSS v2 Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
4.6 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
Vulnerability Type:CWE-264
Vulnerability Consequences:Gain Privileges
References:Source: MITRE
Type: CNA
CVE-2015-5675

Source: MISC
Type: Third Party Advisory, VDB Entry
http://packetstormsecurity.com/files/133335/FreeBSD-Security-Advisory-IRET-Handler-Privilege-Escalation.html

Source: CCN
Type: SECTRACK ID: 1033376
FreeBSD Kernel sys_amd64 IRET Handler Flaw Lets Local Users Deny Service or Gain Elevated Privileges

Source: BUGTRAQ
Type: UNKNOWN
20150825 FreeBSD Security Advisory FreeBSD-SA-15:21.amd64

Source: BID
Type: Third Party Advisory, VDB Entry
76485

Source: SECTRACK
Type: Third Party Advisory, VDB Entry
1033376

Source: XF
Type: UNKNOWN
freebsd-cve20155675-priv-esc(105888)

Source: CCN
Type: FreeBSD Security Advisory FreeBSD-SA-15:21.amd64
Local privilege escalation in IRET handler

Source: FREEBSD
Type: Vendor Advisory
FreeBSD-SA-15:21

Vulnerable Configuration:Configuration 1:
  • cpe:/o:freebsd:freebsd:9.3:*:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:10.1:*:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/o:freebsd:freebsd:9.3:*:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:10.1:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    freebsd freebsd 9.3
    freebsd freebsd 10.1
    freebsd freebsd 9.3
    freebsd freebsd 10.1