Vulnerability Name:

CVE-2021-44038 (CCN-213935)

Assigned:2021-11-19
Published:2021-11-19
Updated:2022-07-12
Summary:An issue was discovered in Quagga through 1.2.4. Unsafe chown/chmod operations in the suggested spec file allow users (with control of the non-root-owned directory /etc/quagga) to escalate their privileges to root upon package installation or update.
CVSS v3 Severity:7.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
6.9 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:U/RC:R)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
7.8 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
6.9 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:U/RC:R)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:7.2 High (CVSS v2 Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
6.8 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-59
Vulnerability Consequences:Gain Privileges
References:Source: MITRE
Type: CNA
CVE-2021-44038

Source: CCN
Type: Bugzilla - Bug 1191890
(CVE-2021-44038) VUL-1: CVE-2021-44038: quagga: Local privilege escalation from quagga to root

Source: MISC
Type: Exploit, Issue Tracking, Third Party Advisory
https://bugzilla.suse.com/show_bug.cgi?id=1191890

Source: XF
Type: UNKNOWN
quagga-cve202144038-priv-esc(213935)

Source: CCN
Type: Quagga GIT Repository
Quagga

Source: MISC
Type: Release Notes, Third Party Advisory
https://github.com/Quagga/quagga/releases

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2021-44038

Vulnerable Configuration:Configuration 1:
  • cpe:/a:quagga:quagga:*:*:*:*:*:*:*:* (Version <= 1.2.4)

    • Configuration CCN 1:
  • cpe:/a:quagga:quagga:1.2.4:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    quagga quagga *
    quagga quagga 1.2.4