Vulnerability Name:

CVE-2014-7250 (CCN-98883)

Assigned:2014-11-21
Published:2014-11-21
Updated:2014-12-12
Summary:The TCP stack in 4.3BSD Net/2, as used in FreeBSD 5.4, NetBSD possibly 2.0, and OpenBSD possibly 3.6, does not properly implement the session timer, which allows remote attackers to cause a denial of service (resource consumption) via crafted packets.
CVSS v3 Severity:5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
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): None
Integrity (I): None
Availibility (A): Low
CVSS v2 Severity:5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
3.7 Low (Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
3.7 Low (CCN Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
Vulnerability Type:CWE-399
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2014-7250

Source: CCN
Type: JVN#07930208
BSD Operating Systems vulnerable to denial-of-service (DoS)

Source: JVN
Type: Vendor Advisory
JVN#07930208

Source: JVNDB
Type: Vendor Advisory
JVNDB-2014-000134

Source: MISC
Type: UNKNOWN
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=195243

Source: XF
Type: UNKNOWN
bsd-cve20147250-dos(98883)

Source: CCN
Type: FreeBSD Web site
FreeBSD 10.1-RELEASE Release Notes

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2014-7250

Vulnerable Configuration:Configuration 1:
  • cpe:/o:bsd:bsd:4.3:*:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:5.4:-:*:*:*:*:*:*
  • OR cpe:/o:netbsd:netbsd:2.0:*:*:*:*:*:*:*
  • OR cpe:/o:openbsd:openbsd:3.6:*:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/o:freebsd:freebsd:5.4:-:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    bsd bsd 4.3
    freebsd freebsd 5.4
    netbsd netbsd 2.0
    openbsd openbsd 3.6
    freebsd freebsd 5.4