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RedhatCVE-2018-16843

HistoryNov 07, 2018 - 2:29 p.m.

CVE-2018-16843

2018-11-0714:29:00

CWE-400

redhat

web.nvd.nist.gov

5093

nginx

http/2

vulnerability

memory consumption

cve-2018-16843

nvd

CVSS2

7.8

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

CVSS3

7.5

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

AI Score

7.3

Confidence

High

EPSS

0.109

Percentile

95.2%

JSON

nginx before versions 1.15.6 and 1.14.1 has a vulnerability in the implementation of HTTP/2 that can allow for excessive memory consumption. This issue affects nginx compiled with the ngx_http_v2_module (not compiled by default) if the ‘http2’ option of the ‘listen’ directive is used in a configuration file.

Affected configurations

Nvd

Vulners

Node

f5nginxRange1.9.5–1.14.1

f5nginxRange1.15.0–1.15.6

Node

debiandebian_linuxMatch9.0

Node

canonicalubuntu_linuxMatch14.04esm

canonicalubuntu_linuxMatch16.04lts

canonicalubuntu_linuxMatch18.04lts

canonicalubuntu_linuxMatch18.10

Node

opensuseleapMatch15.1

Node

applexcodeRange<13.0

VendorProductVersionCPE
f5nginx*cpe:2.3:a:f5:nginx:*:*:*:*:*:*:*:*
debiandebian_linux9.0cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
canonicalubuntu_linux14.04cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*
canonicalubuntu_linux16.04cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
canonicalubuntu_linux18.04cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
canonicalubuntu_linux18.10cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*
opensuseleap15.1cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*
applexcode*cpe:2.3:a:apple:xcode:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
f5	nginx	*	cpe:2.3:a:f5:nginx::::::::
debian	debian_linux	9.0	cpe:2.3:o:debian:debian_linux:9.0:::::::*
canonical	ubuntu_linux	14.04	cpe:2.3:o:canonical:ubuntu_linux:14.04::::esm:::
canonical	ubuntu_linux	16.04	cpe:2.3:o:canonical:ubuntu_linux:16.04::::lts:::
canonical	ubuntu_linux	18.04	cpe:2.3:o:canonical:ubuntu_linux:18.04::::lts:::
canonical	ubuntu_linux	18.10	cpe:2.3:o:canonical:ubuntu_linux:18.10:::::::*
opensuse	leap	15.1	cpe:2.3:o:opensuse:leap:15.1:::::::*
apple	xcode	*	cpe:2.3:a:apple:xcode::::::::

CNA Affected

[
  {
    "product": "nginx",
    "vendor": "[UNKNOWN]",
    "versions": [
      {
        "status": "affected",
        "version": "1.15.6"
      },
      {
        "status": "affected",
        "version": "1.14.1"
      }
    ]
  }
]