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[email protected]NVD:CVE-2020-27818

HistoryDec 08, 2020 - 1:15 a.m.

CVE-2020-27818

2020-12-0801:15:12

CWE-125

CWE-120

[email protected]

web.nvd.nist.gov

pngcheck-2.4.0

check_chunk_name()

denial of service

low risk

application availability

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

3.3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

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

AI Score

3.6

Confidence

High

EPSS

0.002

Percentile

64.8%

JSON

A flaw was found in the check_chunk_name() function of pngcheck-2.4.0. An attacker able to pass a malicious file to be processed by pngcheck could cause a temporary denial of service, posing a low risk to application availability.

Affected configurations

Nvd

Node

libpngpngcheckMatch2.4.0

Node

fedoraprojectextra_packages_for_enterprise_linuxMatch7.0

fedoraprojectextra_packages_for_enterprise_linuxMatch8.0

fedoraprojectfedoraMatch31

fedoraprojectfedoraMatch32

fedoraprojectfedoraMatch33

fedoraprojectfedoraMatch34

Node

debiandebian_linuxMatch9.0

VendorProductVersionCPE
libpngpngcheck2.4.0cpe:2.3:a:libpng:pngcheck:2.4.0:*:*:*:*:*:*:*
fedoraprojectextra_packages_for_enterprise_linux7.0cpe:2.3:a:fedoraproject:extra_packages_for_enterprise_linux:7.0:*:*:*:*:*:*:*
fedoraprojectextra_packages_for_enterprise_linux8.0cpe:2.3:a:fedoraproject:extra_packages_for_enterprise_linux:8.0:*:*:*:*:*:*:*
fedoraprojectfedora31cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*
fedoraprojectfedora32cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
fedoraprojectfedora33cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
fedoraprojectfedora34cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
debiandebian_linux9.0cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
libpng	pngcheck	2.4.0	cpe:2.3:a:libpng:pngcheck:2.4.0:::::::*
fedoraproject	extra_packages_for_enterprise_linux	7.0	cpe:2.3:a:fedoraproject:extra_packages_for_enterprise_linux:7.0:::::::*
fedoraproject	extra_packages_for_enterprise_linux	8.0	cpe:2.3:a:fedoraproject:extra_packages_for_enterprise_linux:8.0:::::::*
fedoraproject	fedora	31	cpe:2.3:o:fedoraproject:fedora:31:::::::*
fedoraproject	fedora	32	cpe:2.3:o:fedoraproject:fedora:32:::::::*
fedoraproject	fedora	33	cpe:2.3:o:fedoraproject:fedora:33:::::::*
fedoraproject	fedora	34	cpe:2.3:o:fedoraproject:fedora:34:::::::*
debian	debian_linux	9.0	cpe:2.3:o:debian:debian_linux:9.0:::::::*