ROSA LABROSA-SA-2021-1899Advisory ROSA-SA-2021-1899
6.7 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
6.7 Medium
AI Score
Confidence
Low
7.2 High
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:C/I:C/A:C
0.0004 Low
EPSS
Percentile
13.3%
Software: libvirt 4.5.0
OS: Cobalt 7.9
CVE-ID: CVE-2020-25637
CVE-Crit: MEDIUM
CVE-DESC: A double free memory issue has been detected in libvirt APIs in versions prior to 6.8.0 responsible for querying information about network interfaces of a running QEMU domain. This flaw affects the polkit access control driver. In particular, clients connecting to a read/write socket with limited ACL permissions could exploit this vulnerability to crash the libvirt daemon, resulting in a denial of service or potentially escalating their privileges on the system. The greatest threat from this vulnerability is to data confidentiality and integrity, as well as system availability.
CVE-STATUS: default
CVE-REV: Default
Related
6.7 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
6.7 Medium
AI Score
Confidence
Low
7.2 High
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:C/I:C/A:C
0.0004 Low
EPSS
Percentile
13.3%