NVD Vulnerability Detail

CVE-2020-8285

Summary	curl 7.21.0 to and including 7.73.0 is vulnerable to uncontrolled recursion due to a stack overflow issue in FTP wildcard match parsing.
Publication Date	Dec. 15, 2020, 5:15 a.m.
Registration Date	Jan. 26, 2021, 12:01 p.m.
Last Update	Nov. 21, 2024, 2:38 p.m.

CVSS3.1 : HIGH
スコア	7.5
Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
攻撃元区分(AV)	ネットワーク
攻撃条件の複雑さ(AC)	低
攻撃に必要な特権レベル(PR)	不要
利用者の関与(UI)	不要
影響の想定範囲(S)	変更なし
機密性への影響(C)	なし
完全性への影響(I)	なし
可用性への影響(A)	高

CVSS2.0 : MEDIUM
Score	5.0
Vector	AV:N/AC:L/Au:N/C:N/I:N/A:P
攻撃元区分(AV)	ネットワーク
攻撃条件の複雑さ(AC)	低
攻撃前の認証要否(Au)	不要
機密性への影響(C)	なし
完全性への影響(I)	なし
可用性への影響(A)	低
Get all privileges.	いいえ
Get user privileges	いいえ
Get other privileges	いいえ
User operation required	いいえ

Affected software configurations

Configuration1		or higher	or less	more than	less than
cpe:2.3:a:haxx:libcurl::::::::		7.21.0			7.74.0

Configuration2	or higher	or less	more than	less than
cpe:2.3:o:debian:debian_linux:9.0:::::::*
cpe:2.3:o:debian:debian_linux:10.0:::::::*

Configuration3	or higher	or less	more than	less than
cpe:2.3:o:fedoraproject:fedora:32:::::::*
cpe:2.3:o:fedoraproject:fedora:33:::::::*

Configuration4	or higher	or less	more than	less than
cpe:2.3:a:netapp:clustered_data_ontap:-:::::::*
cpe:2.3:a:netapp:solidfire:-:::::::*
cpe:2.3:a:netapp:hci_management_node:-:::::::*

Configuration5		or higher	or less	more than	less than
cpe:2.3:o:netapp:hci_bootstrap_os:-:::::::*
execution environment
1	cpe:2.3:h:netapp:hci_compute_node:-:::::::*

Configuration6		or higher	or less	more than	less than
cpe:2.3:o:netapp:hci_storage_node_firmware:-:::::::*
execution environment
1	cpe:2.3:h:netapp:hci_storage_node:-:::::::*

Configuration7	or higher	or less	more than	less than
cpe:2.3:o:apple:mac_os_x::::::::				10.14.6
cpe:2.3:o:apple:mac_os_x::::::::	10.15			10.15.7
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-001::::::
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-002::::::
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-003::::::
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-004::::::
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-005::::::
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-006::::::
cpe:2.3:o:apple:mac_os_x:10.14.6:-::::::
cpe:2.3:o:apple:mac_os_x:10.15.7:supplemental_update::::::
cpe:2.3:o:apple:mac_os_x:10.15.7:-::::::
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-007::::::
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-001::::::
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-002::::::
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-001::::::
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2021-001::::::
cpe:2.3:o:apple:macos::::::::	11.0			11.3
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-001::::::

Configuration8	or higher	or less	more than	less than
cpe:2.3:a:oracle:peoplesoft_enterprise_peopletools:8.58:::::::*
cpe:2.3:a:oracle:communications_billing_and_revenue_management:12.0.0.3.0:::::::*
cpe:2.3:a:oracle:essbase:21.2:::::::*
cpe:2.3:a:oracle:communications_cloud_native_core_policy:1.14.0:::::::*

Configuration9		or higher	or less	more than	less than
cpe:2.3:o:fujitsu:m10-1_firmware::::::::					xcp2410
execution environment
1	cpe:2.3:h:fujitsu:m10-1:-:::::::*

Configuration10		or higher	or less	more than	less than
cpe:2.3:o:fujitsu:m10-4_firmware::::::::					xcp2410
execution environment
1	cpe:2.3:h:fujitsu:m10-4:-:::::::*

Configuration11		or higher	or less	more than	less than
cpe:2.3:o:fujitsu:m10-4s_firmware::::::::					xcp2410
execution environment
1	cpe:2.3:h:fujitsu:m10-4s:-:::::::*

Configuration12		or higher	or less	more than	less than
cpe:2.3:o:fujitsu:m12-1_firmware::::::::					xcp2410
execution environment
1	cpe:2.3:h:fujitsu:m12-1:-:::::::*

Configuration13		or higher	or less	more than	less than
cpe:2.3:o:fujitsu:m12-2_firmware::::::::					xcp2410
execution environment
1	cpe:2.3:h:fujitsu:m12-2:-:::::::*

Configuration14		or higher	or less	more than	less than
cpe:2.3:o:fujitsu:m12-2s_firmware::::::::					xcp2410
execution environment
1	cpe:2.3:h:fujitsu:m12-2s:-:::::::*

Configuration15		or higher	or less	more than	less than
cpe:2.3:o:fujitsu:m10-1_firmware::::::::					xcp3110
execution environment
1	cpe:2.3:h:fujitsu:m10-1:-:::::::*

Configuration16		or higher	or less	more than	less than
cpe:2.3:o:fujitsu:m10-4_firmware::::::::					xcp3110
execution environment
1	cpe:2.3:h:fujitsu:m10-4:-:::::::*

Configuration17		or higher	or less	more than	less than
cpe:2.3:o:fujitsu:m10-4s_firmware::::::::					xcp3110
execution environment
1	cpe:2.3:h:fujitsu:m10-4s:-:::::::*

Configuration18		or higher	or less	more than	less than
cpe:2.3:o:fujitsu:m12-1_firmware::::::::					xcp3110
execution environment
1	cpe:2.3:h:fujitsu:m12-1:-:::::::*

Configuration19		or higher	or less	more than	less than
cpe:2.3:o:fujitsu:m12-2_firmware::::::::					xcp3110
execution environment
1	cpe:2.3:h:fujitsu:m12-2:-:::::::*

Configuration20		or higher	or less	more than	less than
cpe:2.3:o:fujitsu:m12-2s_firmware::::::::					xcp3110
execution environment
1	cpe:2.3:h:fujitsu:m12-2s:-:::::::*

Configuration21		or higher	or less	more than	less than
cpe:2.3:a:siemens:sinec_infrastructure_network_services::::::::					1.0.1.1

Configuration22	or higher	or less	more than	less than
cpe:2.3:a:splunk:universal_forwarder:9.1.0:::::::*
cpe:2.3:a:splunk:universal_forwarder::::::::	9.0.0			9.0.6
cpe:2.3:a:splunk:universal_forwarder::::::::	8.2.0			8.2.12

Related information, measures and tools

No	URL	タグ
1	http://seclists.org/fulldisclosure/2021/Apr/51	Mailing List Third Party Advisory
2	http://seclists.org/fulldisclosure/2021/Apr/51	Mailing List Third Party Advisory
3	https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf	Patch Third Party Advisory
4	https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf	Patch Third Party Advisory
5	https://curl.se/docs/CVE-2020-8285.html	Vendor Advisory
6	https://curl.se/docs/CVE-2020-8285.html	Vendor Advisory
7	https://github.com/curl/curl/issues/6255	Exploit Third Party Advisory
8	https://github.com/curl/curl/issues/6255	Exploit Third Party Advisory
9	https://hackerone.com/reports/1045844	Permissions Required
10	https://hackerone.com/reports/1045844	Permissions Required
11	https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E	Mailing List Third Party Advisory
12	https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E	Mailing List Third Party Advisory
13	https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E	Mailing List Third Party Advisory
14	https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E	Mailing List Third Party Advisory
15	https://lists.debian.org/debian-lts-announce/2020/12/msg00029.html	Mailing List Third Party Advisory
16	https://lists.debian.org/debian-lts-announce/2020/12/msg00029.html	Mailing List Third Party Advisory
17	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DAEHE2S2QLO4AO4MEEYL75NB7SAH5PSL/	Mailing List Third Party Advisory
18	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DAEHE2S2QLO4AO4MEEYL75NB7SAH5PSL/	Mailing List Third Party Advisory
19	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NZUVSQHN2ESHMJXNQ2Z7T2EELBB5HJXG/	Mailing List Third Party Advisory
20	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NZUVSQHN2ESHMJXNQ2Z7T2EELBB5HJXG/	Mailing List Third Party Advisory
21	https://security.gentoo.org/glsa/202012-14	Third Party Advisory
22	https://security.gentoo.org/glsa/202012-14	Third Party Advisory
23	https://security.netapp.com/advisory/ntap-20210122-0007/	Third Party Advisory
24	https://security.netapp.com/advisory/ntap-20210122-0007/	Third Party Advisory
25	https://support.apple.com/kb/HT212325	Third Party Advisory
26	https://support.apple.com/kb/HT212325	Third Party Advisory
27	https://support.apple.com/kb/HT212326	Third Party Advisory
28	https://support.apple.com/kb/HT212326	Third Party Advisory
29	https://support.apple.com/kb/HT212327	Third Party Advisory
30	https://support.apple.com/kb/HT212327	Third Party Advisory
31	https://www.debian.org/security/2021/dsa-4881	Third Party Advisory
32	https://www.debian.org/security/2021/dsa-4881	Third Party Advisory
33	https://www.oracle.com//security-alerts/cpujul2021.html	Patch Third Party Advisory
34	https://www.oracle.com//security-alerts/cpujul2021.html	Patch Third Party Advisory
35	https://www.oracle.com/security-alerts/cpuApr2021.html	Patch Third Party Advisory
36	https://www.oracle.com/security-alerts/cpuApr2021.html	Patch Third Party Advisory
37	https://www.oracle.com/security-alerts/cpuapr2022.html	Patch Third Party Advisory
38	https://www.oracle.com/security-alerts/cpuapr2022.html	Patch Third Party Advisory
39	https://www.oracle.com/security-alerts/cpujan2022.html	Patch Third Party Advisory
40	https://www.oracle.com/security-alerts/cpujan2022.html	Patch Third Party Advisory

Common Vulnerabilities List

No	CWE	Name	URL
1	CWE-787	境界外書き込み	https://cwe.mitre.org/data/definitions/787.html
2	CWE-674	不適切な再帰制御	https://cwe.mitre.org/data/definitions/674.html

JVN Vulnerability Information

curl における再帰制御に関する脆弱性

Title	curl における再帰制御に関する脆弱性
Summary	curl には、再帰制御に関する脆弱性、および境界外書き込みに関する脆弱性が存在します。
Possible impacts	サービス運用妨害 (DoS) 状態にされる可能性があります。
Solution	ベンダより正式な対策が公開されています。ベンダ情報を参照して適切な対策を実施してください。
Publication Date	Dec. 9, 2020, midnight
Registration Date	Aug. 17, 2021, 6:01 p.m.
Last Update	Aug. 17, 2021, 6:01 p.m.

Affected System

アップル

Apple Mac OS X

Debian

Debian GNU/Linux

Fedora Project

Fedora

Haxx

libcurl 7.21.0 から 7.73.0

NetApp

Clustered Data ONTAP

HCI Bootstrap OS

NetApp HCI Management Node

NetApp HCI Storage Node ファームウェア

NetApp SolidFire

CVE (情報セキュリティ共通脆弱性識別子)

No	Name	URL
Common Vulnerabilities and Exposures (CVE)
1	CVE-2020-8285	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-8285
National Vulnerability Database (NVD)
2	CVE-2020-8285	https://nvd.nist.gov/vuln/detail/CVE-2020-8285

CWE (共通脆弱性タイプ一覧)

No	Name	URL
JVNDB
1	CWE-674	https://cwe.mitre.org/data/definitions/674.html
2	CWE-787	https://cwe.mitre.org/data/definitions/787.html

ベンダー情報

No	Name	URL
Apple Security Updates
1	HT212325	https://support.apple.com/en-us/HT212325
2	HT212326	https://support.apple.com/en-us/HT212326
3	HT212327	https://support.apple.com/en-us/HT212327
Apple セキュリティアップデート
4	HT212325	https://support.apple.com/ja-jp/HT212325
5	HT212326	https://support.apple.com/ja-jp/HT212326
6	HT212327	https://support.apple.com/ja-jp/HT212327
Debian
7	[SECURITY] [DLA 2500-1] curl security update	https://lists.debian.org/debian-lts-announce/2020/12/msg00029.html
Debian Security Advisory
8	DSA-4881-1	https://www.debian.org/security/2021/dsa-4881
Fedora Update Notification
9	FEDORA-2020-7ab62c73bc	https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DAEHE2S2QLO4AO4MEEYL75NB7SAH5PSL/
10	FEDORA-2020-ceaf490686	https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NZUVSQHN2ESHMJXNQ2Z7T2EELBB5HJXG/
GitHub
11	Stack overflow in libcurl when CURLOPT_WILDCARDMATCH is in use #6255	https://github.com/curl/curl/issues/6255
NetApp Advisory
12	NTAP-20210122-0007	https://security.netapp.com/advisory/ntap-20210122-0007/
Security Advisory
13	FTP wildcard stack overflow	https://curl.se/docs/CVE-2020-8285.html

Change Log

No	Changed Details	Date of change
1	[2021年08月17日] 掲載	Aug. 17, 2021, 6:01 p.m.

Configuration7	or higher	or less	more than	less than
cpe:2.3:o:apple:mac_os_x::::::::				10.14.6
cpe:2.3:o:apple:mac_os_x::::::::	10.15			10.15.7
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-001::::::
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-002::::::
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-003::::::
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-004::::::
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-005::::::
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-006::::::
cpe:2.3:o:apple:mac_os_x:10.14.6:-::::::
cpe:2.3:o:apple:mac_os_x:10.15.7:supplemental_update::::::
cpe:2.3:o:apple:mac_os_x:10.15.7:-::::::
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-007::::::
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-001::::::
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-002::::::
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-001::::::
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2021-001::::::
cpe:2.3:o:apple:macos::::::::	11.0			11.3
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-001::::::