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MitreCVE-2019-20800

HistoryMay 18, 2020 - 12:15 a.m.

CVE-2019-20800

2020-05-1800:15:11

CWE-787

mitre

web.nvd.nist.gov

cve-2019-20800

cherokee

remote attack

out-of-bounds write

nvd

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.4

Confidence

High

EPSS

0.029

Percentile

90.8%

JSON

In Cherokee through 1.2.104, remote attackers can trigger an out-of-bounds write in cherokee_handler_cgi_add_env_pair in handler_cgi.c by sending many request headers, as demonstrated by a GET request with many “Host: 127.0.0.1” headers.

Affected configurations

Nvd

Node

cherokee-projectcherokeeRange≤1.2.104

VendorProductVersionCPE
cherokee-projectcherokee*cpe:2.3:a:cherokee-project:cherokee:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
cherokee-project	cherokee	*	cpe:2.3:a:cherokee-project:cherokee::::::::

References

github.com/cherokee/webserver/issues/1224

logicaltrust.net/blog/2019/11/cherokee.html

security.gentoo.org/glsa/202012-09

Social References

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.4

Confidence

High

EPSS

0.029

Percentile

90.8%

JSON

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