CVE-2021-33833

CVSS V2 High 7.5 CVSS V3 Critical 9.8
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).
Overview
  • CVE ID
  • CVE-2021-33833
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-06-09T18:15:08
  • Last Modified Date
  • 2022-02-09T21:20:07
Weakness Enumerations
CWE URL
CWE-787 http://cwe.mitre.org/data/definitions/787.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:intel:connection_manager:*:*:*:*:*:*:*:* 1 OR 1.30 1.39
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:P/I:P/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • PARTIAL
  • Base Score
  • 7.5
  • Severity
  • HIGH
  • Exploitability Score
  • 10
  • Impact Score
  • 6.4
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 9.8
  • Base Severity
  • CRITICAL
  • Exploitability Score
  • 3.9
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
http://www.openwall.com/lists/oss-security/2021/06/09/1 Mailing List Third Party Advisory
https://lore.kernel.org/connman/ Vendor Advisory
https://security.gentoo.org/glsa/202107-29 Third Party Advisory
http://www.openwall.com/lists/oss-security/2022/01/25/1 Exploit Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/02/msg00009.html Mailing List Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-33833
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-33833
History
Created Old Value New Value Data Type Notes
2022-05-10 06:33:22 Added to TrackCVE
2022-12-05 04:00:27 2021-06-09T18:15Z 2021-06-09T18:15:08 CVE Published Date updated
2022-12-05 04:00:27 2022-02-09T21:20:07 CVE Modified Date updated
2022-12-05 04:00:27 Analyzed Vulnerability Status updated