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ID

VAR-202106-1510


CVE

CVE-2021-33833


TITLE

ConnMan  Out-of-bounds Vulnerability in Microsoft

Trust: 0.8

sources: JVNDB: JVNDB-2021-008150

DESCRIPTION

ConnMan (aka Connection Manager) 1.30 through 1.39 has a stack-based buffer overflow in uncompress in dnsproxy.c via NAME, RDATA, or RDLENGTH (for A or AAAA). ConnMan ( alias Connection Manager) Is vulnerable to an out-of-bounds write.Information is obtained, information is tampered with, and service is disrupted (DoS) It may be put into a state. Pillow is a Python-based image processing library. There is currently no information about this vulnerability, please feel free to follow CNNVD or manufacturer announcements. Arch Linux ConnMan 1.39 is an application software of the American Arch Linux community. Provides Intel's Modular Network Connection Manager. - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 202107-29 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - https://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: Normal Title: ConnMan: Multiple vulnerabilities Date: July 12, 2021 Bugs: #769491, #795084 ID: 202107-29 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======== A buffer overflow in ConnMan might allow remote attacker(s) to execute arbitrary code. Background ========== ConnMan provides a daemon for managing Internet connections. Affected packages ================= ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 net-misc/connman < 1.40 >= 1.40 Description =========== Multiple vulnerabilities have been discovered in connman. Please review the CVE identifiers referenced below for details. Impact ====== Please review the referenced CVE identifiers for details. Workaround ========== There is no known workaround at this time. Resolution ========== All ConnMan users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=net-misc/connman-1.40" References ========== [ 1 ] CVE-2021-26675 https://nvd.nist.gov/vuln/detail/CVE-2021-26675 [ 2 ] CVE-2021-26676 https://nvd.nist.gov/vuln/detail/CVE-2021-26676 [ 3 ] CVE-2021-33833 https://nvd.nist.gov/vuln/detail/CVE-2021-33833 Availability ============ This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/202107-29 Concerns? ========= Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users' machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org. License ======= Copyright 2021 Gentoo Foundation, Inc; referenced text belongs to its owner(s). The contents of this document are licensed under the Creative Commons - Attribution / Share Alike license. https://creativecommons.org/licenses/by-sa/2.5

Trust: 2.43

sources: NVD: CVE-2021-33833 // JVNDB: JVNDB-2021-008150 // CNNVD: CNNVD-202104-975 // VULHUB: VHN-393968 // VULMON: CVE-2021-33833 // PACKETSTORM: 163473

AFFECTED PRODUCTS

vendor:intelmodel:connection managerscope:gteversion:1.30

Trust: 1.0

vendor:debianmodel:linuxscope:eqversion:9.0

Trust: 1.0

vendor:intelmodel:connection managerscope:lteversion:1.39

Trust: 1.0

vendor:debianmodel:gnu/linuxscope:eqversion: -

Trust: 0.8

vendor:connmanmodel:connmanscope: - version: -

Trust: 0.8

sources: JVNDB: JVNDB-2021-008150 // NVD: CVE-2021-33833

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2021-33833
value: CRITICAL

Trust: 1.0

NVD: CVE-2021-33833
value: CRITICAL

Trust: 0.8

CNNVD: CNNVD-202104-975
value: MEDIUM

Trust: 0.6

CNNVD: CNNVD-202106-751
value: CRITICAL

Trust: 0.6

VULHUB: VHN-393968
value: HIGH

Trust: 0.1

VULMON: CVE-2021-33833
value: HIGH

Trust: 0.1

nvd@nist.gov: CVE-2021-33833
severity: HIGH
baseScore: 7.5
vectorString: AV:N/AC:L/AU:N/C:P/I:P/A:P
accessVector: NETWORK
accessComplexity: LOW
authentication: NONE
confidentialityImpact: PARTIAL
integrityImpact: PARTIAL
availabilityImpact: PARTIAL
exploitabilityScore: 10.0
impactScore: 6.4
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.9

VULHUB: VHN-393968
severity: HIGH
baseScore: 7.5
vectorString: AV:N/AC:L/AU:N/C:P/I:P/A:P
accessVector: NETWORK
accessComplexity: LOW
authentication: NONE
confidentialityImpact: PARTIAL
integrityImpact: PARTIAL
availabilityImpact: PARTIAL
exploitabilityScore: 10.0
impactScore: 6.4
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.1

nvd@nist.gov: CVE-2021-33833
baseSeverity: CRITICAL
baseScore: 9.8
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 3.9
impactScore: 5.9
version: 3.1

Trust: 1.0

NVD: CVE-2021-33833
baseSeverity: CRITICAL
baseScore: 9.8
vectorString: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: NONE
impactScore: NONE
version: 3.0

Trust: 0.8

sources: VULHUB: VHN-393968 // VULMON: CVE-2021-33833 // JVNDB: JVNDB-2021-008150 // CNNVD: CNNVD-202104-975 // CNNVD: CNNVD-202106-751 // NVD: CVE-2021-33833

PROBLEMTYPE DATA

problemtype:CWE-787

Trust: 1.1

problemtype:Out-of-bounds writing (CWE-787) [NVD Evaluation ]

Trust: 0.8

sources: VULHUB: VHN-393968 // JVNDB: JVNDB-2021-008150 // NVD: CVE-2021-33833

THREAT TYPE

remote

Trust: 0.7

sources: PACKETSTORM: 163473 // CNNVD: CNNVD-202106-751

TYPE

other

Trust: 0.6

sources: CNNVD: CNNVD-202104-975

PATCH

title:connman.lists.linux.dev archive mirror DebianDebianurl:https://lore.kernel.org/connman/

Trust: 0.8

title:Debian CVElist Bug Report Logs: connman: CVE-2021-33833: dnsproxy: Check the length of buffers before memcpyurl:https://vulmon.com/vendoradvisory?qidtp=debian_cvelist_bugreportlogs&qid=e7f5b390291ead68b45a751f973dc64b

Trust: 0.1

title:Arch Linux Advisories: [ASA-202106-44] connman: arbitrary code executionurl:https://vulmon.com/vendoradvisory?qidtp=arch_linux_advisories&qid=ASA-202106-44

Trust: 0.1

title:Arch Linux Issues: url:https://vulmon.com/vendoradvisory?qidtp=arch_linux_issues&qid=CVE-2021-33833 log

Trust: 0.1

title:POC-connmanurl:https://github.com/merrychap/POC-connman

Trust: 0.1

sources: VULMON: CVE-2021-33833 // JVNDB: JVNDB-2021-008150

EXTERNAL IDS

db:NVDid:CVE-2021-33833

Trust: 3.5

db:OPENWALLid:OSS-SECURITY/2021/06/09/1

Trust: 1.8

db:OPENWALLid:OSS-SECURITY/2022/01/25/1

Trust: 1.7

db:PACKETSTORMid:163473

Trust: 0.8

db:JVNDBid:JVNDB-2021-008150

Trust: 0.8

db:CNNVDid:CNNVD-202106-751

Trust: 0.7

db:CS-HELPid:SB2021041363

Trust: 0.6

db:CNNVDid:CNNVD-202104-975

Trust: 0.6

db:AUSCERTid:ESB-2023.4078

Trust: 0.6

db:CS-HELPid:SB2021060949

Trust: 0.6

db:CS-HELPid:SB2021061624

Trust: 0.6

db:CS-HELPid:SB2021071202

Trust: 0.6

db:VULHUBid:VHN-393968

Trust: 0.1

db:VULMONid:CVE-2021-33833

Trust: 0.1

sources: VULHUB: VHN-393968 // VULMON: CVE-2021-33833 // JVNDB: JVNDB-2021-008150 // PACKETSTORM: 163473 // CNNVD: CNNVD-202104-975 // CNNVD: CNNVD-202106-751 // NVD: CVE-2021-33833

REFERENCES

url:https://security.gentoo.org/glsa/202107-29

Trust: 1.8

url:https://lore.kernel.org/connman/

Trust: 1.8

url:http://www.openwall.com/lists/oss-security/2021/06/09/1

Trust: 1.8

url:https://lists.debian.org/debian-lts-announce/2022/02/msg00009.html

Trust: 1.7

url:http://www.openwall.com/lists/oss-security/2022/01/25/1

Trust: 1.7

url:https://nvd.nist.gov/vuln/detail/cve-2021-33833

Trust: 0.9

url:https://www.cybersecurity-help.cz/vdb/sb2021041363

Trust: 0.6

url:https://www.cybersecurity-help.cz/vdb/sb2021060949

Trust: 0.6

url:https://www.auscert.org.au/bulletins/esb-2023.4078

Trust: 0.6

url:https://vigilance.fr/vulnerability/connman-buffer-overflow-via-uncompress-37502

Trust: 0.6

url:https://www.cybersecurity-help.cz/vdb/sb2021061624

Trust: 0.6

url:https://packetstormsecurity.com/files/163473/gentoo-linux-security-advisory-202107-29.html

Trust: 0.6

url:https://www.cybersecurity-help.cz/vdb/sb2021071202

Trust: 0.6

url:https://cwe.mitre.org/data/definitions/787.html

Trust: 0.1

url:https://github.com/merrychap/poc-connman

Trust: 0.1

url:https://nvd.nist.gov

Trust: 0.1

url:https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=989662

Trust: 0.1

url:https://security.archlinux.org/cve-2021-33833

Trust: 0.1

url:https://bugs.gentoo.org.

Trust: 0.1

url:https://nvd.nist.gov/vuln/detail/cve-2021-26675

Trust: 0.1

url:https://nvd.nist.gov/vuln/detail/cve-2021-26676

Trust: 0.1

url:https://security.gentoo.org/

Trust: 0.1

url:https://creativecommons.org/licenses/by-sa/2.5

Trust: 0.1

sources: VULHUB: VHN-393968 // VULMON: CVE-2021-33833 // JVNDB: JVNDB-2021-008150 // PACKETSTORM: 163473 // CNNVD: CNNVD-202104-975 // CNNVD: CNNVD-202106-751 // NVD: CVE-2021-33833

CREDITS

Gentoo

Trust: 0.1

sources: PACKETSTORM: 163473

SOURCES

db:VULHUBid:VHN-393968
db:VULMONid:CVE-2021-33833
db:JVNDBid:JVNDB-2021-008150
db:PACKETSTORMid:163473
db:CNNVDid:CNNVD-202104-975
db:CNNVDid:CNNVD-202106-751
db:NVDid:CVE-2021-33833

LAST UPDATE DATE

2024-08-14T12:22:13.921000+00:00


SOURCES UPDATE DATE

db:VULHUBid:VHN-393968date:2022-02-09T00:00:00
db:VULMONid:CVE-2021-33833date:2021-07-12T00:00:00
db:JVNDBid:JVNDB-2021-008150date:2022-03-04T08:29:00
db:CNNVDid:CNNVD-202104-975date:2021-04-14T00:00:00
db:CNNVDid:CNNVD-202106-751date:2023-07-20T00:00:00
db:NVDid:CVE-2021-33833date:2022-02-09T21:20:07.273

SOURCES RELEASE DATE

db:VULHUBid:VHN-393968date:2021-06-09T00:00:00
db:VULMONid:CVE-2021-33833date:2021-06-09T00:00:00
db:JVNDBid:JVNDB-2021-008150date:2022-03-04T00:00:00
db:PACKETSTORMid:163473date:2021-07-13T15:09:13
db:CNNVDid:CNNVD-202104-975date:2021-04-13T00:00:00
db:CNNVDid:CNNVD-202106-751date:2021-06-09T00:00:00
db:NVDid:CVE-2021-33833date:2021-06-09T18:15:08.797