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veracodeVeracode Vulnerability DatabaseVERACODE:44209
HistoryNov 09, 2023 - 9:15 a.m.

Denial Of Service

2023-11-0909:15:13
Veracode Vulnerability Database
sca.analysiscenter.veracode.com
7
vulnerability
nbd protocol
flag values
server
reply
software

5.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

6.9 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

23.0%

libnbd is vulnerable to Denial of Service (DoS). The vulnerability is due to a flaw in the handling of 64-bit extended headers in the NBD protocol when dealing with large flag values in the server’s reply to the NBD_CMD_BLOCK_STATUS command.

CPENameOperatorVersion
libnbd.soeq0.0.0
libnbd.soeq0.0.0

5.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

6.9 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

23.0%