Veracode Vulnerability DatabaseVERACODE:33099Regular Expression Denial Of Service (ReDoS)
8.6 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
7.8 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:N/I:N/A:C
Xen is vulnerable to regular expression denial of service (ReDoS) attacks. An attacker is able to manipulate the application by inserting unknown input leads resulting in denial of service conditions.
References
lists.fedoraproject.org/archives/list/[email protected]/message/I7ZGWVVRI4XY2XSTBI3XEMWBXPDVX6OT/
lists.fedoraproject.org/archives/list/[email protected]/message/PXUI4VMD52CH3T7YXAG3J2JW7ZNN3SXF/
secdb.alpinelinux.org/v3.11/main.yaml
secdb.alpinelinux.org/v3.12/main.yaml
www.debian.org/security/2021/dsa-5017
xenbits.xenproject.org/xsa/advisory-385.txt
Related
8.6 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
7.8 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:N/I:N/A:C