Vulnerability CVE-2017-1000098

Vulnerability Name:

CVE-2017-1000098 (CCN-133302)

Assigned:

2016-12-01

Published:

2016-12-01

Updated:

2022-08-16

Summary:

The net/http package's Request.ParseMultipartForm method starts writing to temporary files once the request body size surpasses the given "maxMemory" limit. It was possible for an attacker to generate a multipart request crafted such that the server ran out of file descriptors.

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

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)
4.6 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/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): None Integrity (I): None Availibility (A): Low

5.9 Medium (REDHAT CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H)
5.2 Medium (REDHAT Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/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): High Privileges Required (PR): None User Interaction (UI): None
Scope:	Scope (S): Unchanged
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

5.0 Medium (CCN 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 Athentication (Au): None
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): Partial

4.3 Medium (REDHAT CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P)

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

Vulnerability Type:

CWE-769

Vulnerability Consequences:

Denial of Service

References:

Source: MITRE
Type: CNA
CVE-2017-1000098

Source: XF
Type: UNKNOWN
golang-cve20171000098-dos(133302)

Source: CCN
Type: Go GIT Repository
net/http: backport "multipart ReadForm close file after copy" to 1.7 #17965

Source: CONFIRM
Type: Issue Tracking, Patch, Vendor Advisory
https://golang.org/cl/30410

Source: CONFIRM
Type: Issue Tracking, Patch, Vendor Advisory
https://golang.org/issue/17965

Source: CONFIRM
Type: Mailing List, Third Party Advisory
https://groups.google.com/forum/#!msg/golang-dev/4NdLzS8sls8/uIz8QlnIBQAJ

Vulnerable Configuration:

Configuration 1:

cpe:/a:golang:go:*:*:*:*:*:*:*:* (Version < 1.6.4)

OR cpe:/a:golang:go:*:*:*:*:*:*:*:* (Version >= 1.7 and < 1.7.4)

Configuration RedHat 1:

cpe:/o:redhat:enterprise_linux:7:*:*:*:*:*:*:*

Configuration RedHat 2:

cpe:/o:redhat:enterprise_linux:7::server:*:*:*:*:*

Configuration CCN 1:

cpe:/a:golang:go:1.7:*:*:*:*:*:*:*

Denotes that component is vulnerable

Oval Definitions

Definition ID	Class	Title	Last Modified
oval:com.ubuntu.bionic:def:201710000980000000	V	CVE-2017-1000098 on Ubuntu 18.04 LTS (bionic) - low.	2017-10-05
oval:com.ubuntu.xenial:def:201710000980000000	V	CVE-2017-1000098 on Ubuntu 16.04 LTS (xenial) - low.	2017-10-05
oval:com.ubuntu.trusty:def:20171000098000	V	CVE-2017-1000098 on Ubuntu 14.04 LTS (trusty) - low.	2017-10-04
oval:com.ubuntu.artful:def:20171000098000	V	CVE-2017-1000098 on Ubuntu 17.10 (artful) - low.	2017-10-04
oval:com.ubuntu.xenial:def:20171000098000	V	CVE-2017-1000098 on Ubuntu 16.04 LTS (xenial) - low.	2017-10-04
oval:com.ubuntu.bionic:def:20171000098000	V	CVE-2017-1000098 on Ubuntu 18.04 LTS (bionic) - low.	2017-10-04
oval:com.ubuntu.cosmic:def:201710000980000000	V	CVE-2017-1000098 on Ubuntu 18.10 (cosmic) - low.	2017-10-04
oval:com.ubuntu.cosmic:def:20171000098000	V	CVE-2017-1000098 on Ubuntu 18.10 (cosmic) - low.	2017-10-04
oval:com.redhat.rhsa:def:20171859	P	RHSA-2017:1859: golang security, bug fix, and enhancement update (Moderate)	2017-08-01

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