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nvd[email protected]NVD:CVE-2018-19791
HistoryDec 03, 2018 - 6:29 a.m.

CVE-2018-19791

2018-12-0306:29:00
CWE-20
[email protected]
web.nvd.nist.gov
2

CVSS2

4

Attack Vector

NETWORK

Attack 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

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS

0.001

Percentile

31.4%

JSON

The server in LiteSpeed OpenLiteSpeed before 1.5.0 RC6 does not correctly handle requests for byte sequences, allowing an attacker to amplify the response size by requesting the entire response body repeatedly, as demonstrated by an HTTP Range header value beginning with the “bytes=0-,0-” substring.

Affected configurations

Nvd
Node
litespeedtechopenlitespeedRange<1.5.0
OR
litespeedtechopenlitespeedMatch1.5.0-
OR
litespeedtechopenlitespeedMatch1.5.0rc1
OR
litespeedtechopenlitespeedMatch1.5.0rc2
OR
litespeedtechopenlitespeedMatch1.5.0rc3
OR
litespeedtechopenlitespeedMatch1.5.0rc4
OR
litespeedtechopenlitespeedMatch1.5.0rc5
VendorProductVersionCPE
litespeedtechopenlitespeed*cpe:2.3:a:litespeedtech:openlitespeed:*:*:*:*:*:*:*:*
litespeedtechopenlitespeed1.5.0cpe:2.3:a:litespeedtech:openlitespeed:1.5.0:-:*:*:*:*:*:*
litespeedtechopenlitespeed1.5.0cpe:2.3:a:litespeedtech:openlitespeed:1.5.0:rc1:*:*:*:*:*:*
litespeedtechopenlitespeed1.5.0cpe:2.3:a:litespeedtech:openlitespeed:1.5.0:rc2:*:*:*:*:*:*
litespeedtechopenlitespeed1.5.0cpe:2.3:a:litespeedtech:openlitespeed:1.5.0:rc3:*:*:*:*:*:*
litespeedtechopenlitespeed1.5.0cpe:2.3:a:litespeedtech:openlitespeed:1.5.0:rc4:*:*:*:*:*:*
litespeedtechopenlitespeed1.5.0cpe:2.3:a:litespeedtech:openlitespeed:1.5.0:rc5:*:*:*:*:*:*

Related

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CVSS2

4

Attack Vector

NETWORK

Attack 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

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS

0.001

Percentile

31.4%

JSON
Related for NVD:CVE-2018-19791
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