Vulnerability Name:

CVE-2022-23096 (CCN-218170)

Assigned:2022-01-25
Published:2022-01-25
Updated:2022-09-29
Summary:An issue was discovered in the DNS proxy in Connman through 1.40. The TCP server reply implementation lacks a check for the presence of sufficient Header Data, leading to an out-of-bounds read.
CVSS v3 Severity:9.1 Critical (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H)
7.9 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/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): High
Integrity (I): None
Availibility (A): High
9.1 Critical (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H)
7.9 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/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): High
Integrity (I): None
Availibility (A): High
CVSS v2 Severity:6.4 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): Partial
9.4 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:C/I:N/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): None
Availibility (A): Complete
Vulnerability Type:CWE-125
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2022-23096

Source: XF
Type: UNKNOWN
connman-cve202223096-dos(218170)

Source: MISC
Type: Product, Third Party Advisory
https://git.kernel.org/pub/scm/network/connman/connman.git/log/

Source: MLIST
Type: Mailing List, Third Party Advisory
[debian-lts-announce] 20220209 [SECURITY] [DLA 2915-1] connman security update

Source: CCN
Type: ConnMan GIT Repository
[PATCH 2/5] dnsproxy: Update TCP length header

Source: CCN
Type: oss-sec Mailing List, Tue, 25 Jan 2022 10:24:56 +0100
Multiple vulnerabilities in connman's dnsproxy component

Source: DEBIAN
Type: Third Party Advisory
DSA-5231

Source: MISC
Type: Exploit, Mailing List, Third Party Advisory
https://www.openwall.com/lists/oss-security/2022/01/25/1

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2022-23096

Vulnerable Configuration:Configuration 1:
  • cpe:/a:intel:connman:*:*:*:*:*:*:*:* (Version <= 1.40)

    • Configuration 2:
  • cpe:/o:debian:debian_linux:9.0:*:*:*:*:*:*:*
  • OR cpe:/o:debian:debian_linux:11.0:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:intel:connman:1.40:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    intel connman *
    debian debian linux 9.0
    debian debian linux 11.0
    intel connman 1.40