Veracode Vulnerability DatabaseVERACODE:19598Buffer Over-read
4.9 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
4 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:S/C:N/I:N/A:P
Open vSwitch is vulnerable to buffer over-read vulnerability. A remote unauthenticated attacker could cause denial of service conditions during BUNDLE action decoding via a buffer over-read. Affected is the function decode_bundle in the library lib/ofp-actions.c.
References
access.redhat.com/errata/RHSA-2018:3500
access.redhat.com/errata/RHSA-2019:0053
access.redhat.com/errata/RHSA-2019:0081
access.redhat.com/security/updates/classification/#moderate
bugzilla.redhat.com/show_bug.cgi?id=1526306
bugzilla.redhat.com/show_bug.cgi?id=1580217
bugzilla.redhat.com/show_bug.cgi?id=1593804
bugzilla.redhat.com/show_bug.cgi?id=1609643
bugzilla.redhat.com/show_bug.cgi?id=1616001
bugzilla.redhat.com/show_bug.cgi?id=1618488
bugzilla.redhat.com/show_bug.cgi?id=1626096
bugzilla.redhat.com/show_bug.cgi?id=1627711
bugzilla.redhat.com/show_bug.cgi?id=1632528
bugzilla.redhat.com/show_bug.cgi?id=1641765
bugzilla.redhat.com/show_bug.cgi?id=1643527
github.com/openvswitch/ovs/commit/9237a63c47bd314b807cda0bd2216264e82edbe8
lists.debian.org/debian-lts-announce/2021/02/msg00032.html
usn.ubuntu.com/3873-1/
Related
4.9 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
4 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:S/C:N/I:N/A:P