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ubuntucveUbuntu.comUB:CVE-2018-17189
HistoryJan 30, 2019 - 12:00 a.m.

CVE-2018-17189

2019-01-3000:00:00
ubuntu.com
ubuntu.com
19

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

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

0.004 Low

EPSS

Percentile

72.6%

JSON

In Apache HTTP server versions 2.4.37 and prior, by sending request bodies
in a slow loris way to plain resources, the h2 stream for that request
unnecessarily occupied a server thread cleaning up that incoming data. This
affects only HTTP/2 (mod_http2) connections.

Bugs

Notes

Author Note
leosilva issue was introduced in 2.4.17
mdeslaur http2 is disabled in xenial
OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchapache2< 2.4.29-1ubuntu4.6UNKNOWN
ubuntu18.10noarchapache2< 2.4.34-1ubuntu2.1UNKNOWN

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Apache HTTP Server < 2.4.38 HTTP/2 DoS Vulnerability (Linux)
2019-02-05 00:00:00
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2019-02-05 00:00:00
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2019-03-23 02:25:44
[SECURITY] Fedora 29 Update: mod_http2-1.14.1-1.fc29
2019-03-21 14:42:38
osv
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CVE-2018-17189
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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

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

0.004 Low

EPSS

Percentile

72.6%

JSON
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