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ubuntucveUbuntu.comUB:CVE-2023-27530
HistoryMar 10, 2023 - 12:00 a.m.

CVE-2023-27530

2023-03-1000:00:00
ubuntu.com
ubuntu.com
12
cve-2023-27530
dos
rack
multipart mime parsing
attacker
requests abuse
backport
older releases
unix

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

36.9%

A DoS vulnerability exists in Rack <v3.0.4.2, <v2.2.6.3, <v2.1.4.3 and
<v2.0.9.3 within in the Multipart MIME parsing code in which could allow an
attacker to craft requests that can be abuse to cause multipart parsing to
take longer than expected.

Notes

Author Note
iconstantin Intrusive backport for older releases.
OSVersionArchitecturePackageVersionFilename
ubuntu20.04noarchruby-rack< anyUNKNOWN
ubuntu22.04noarchruby-rack< anyUNKNOWN
ubuntu23.10noarchruby-rack< 2.2.4-3ubuntu0.2UNKNOWN

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

36.9%