Vulnerability CVE-2015-1417

Vulnerability Name:

CVE-2015-1417 (CCN-105247)

Assigned:

2015-07-28

Published:

2015-07-28

Updated:

2019-03-20

Summary:

The inet module in FreeBSD 10.2x before 10.2-PRERELEASE, 10.2-BETA2-p2, 10.2-RC1-p1, 10.1x before 10.1-RELEASE-p16, 9.x before 9.3-STABLE, 9.3-RELEASE-p21, and 8.x before 8.4-STABLE, 8.4-RELEASE-p35 on systems with VNET enabled and at least 16 VNET instances allows remote attackers to cause a denial of service (mbuf consumption) via multiple concurrent TCP connections.

CVSS v3 Severity:

7.5 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
6.5 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/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): None Integrity (I): None Availibility (A): High

8.6 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H)
7.5 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H/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): Changed
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): High

CVSS v2 Severity:

5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Low Authentication (Au): None
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): Partial

7.8 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Low Athentication (Au): None
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): Complete

Vulnerability Type:

CWE-400

Vulnerability Consequences:

Denial of Service

References:

Source: MITRE
Type: CNA
CVE-2015-1417

Source: CCN
Type: SECTRACK ID: 1033111
FreeBSD TCP Reassembly Flaw Lets Remote Users Consume Excessive Memory Resources

Source: BID
Type: Third Party Advisory, VDB Entry
76112

Source: SECTRACK
Type: Third Party Advisory, VDB Entry
1033111

Source: XF
Type: UNKNOWN
freebsd-cve20151417-dos(105247)

Source: CCN
Type: FreeBSD Security Advisory FreeBSD-SA-15:15.tcp
Resource exhaustion in TCP reassembly

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

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2015-1417

Vulnerable Configuration:

Configuration 1:

cpe:/o:freebsd:freebsd:8.4:-:*:*:*:*:*:*

OR cpe:/o:freebsd:freebsd:8.4:beta1:*:*:*:*:*:*

OR cpe:/o:freebsd:freebsd:8.4:p11:*:*:*:*:*:*

OR cpe:/o:freebsd:freebsd:8.4:p12:*:*:*:*:*:*

OR cpe:/o:freebsd:freebsd:8.4:p13:*:*:*:*:*:*

OR cpe:/o:freebsd:freebsd:8.4:p14:*:*:*:*:*:*

OR cpe:/o:freebsd:freebsd:8.4:p15:*:*:*:*:*:*

OR cpe:/o:freebsd:freebsd:8.4:p16:*:*:*:*:*:*

OR cpe:/o:freebsd:freebsd:8.4:p17:*:*:*:*:*:*

OR cpe:/o:freebsd:freebsd:8.4:p19:*:*:*:*:*:*