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MitreCVE-2020-19668

HistoryNov 20, 2020 - 4:15 p.m.

CVE-2020-19668

2020-11-2016:15:15

CWE-125

mitre

web.nvd.nist.gov

cve-2020-19668

nvd

array

out of bound access

libsixel

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

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

6.3

Confidence

High

EPSS

0.001

Percentile

34.7%

JSON

Unverified indexs into the array lead to out of bound access in the gif_out_code function in fromgif.c in libsixel 1.8.6.

Affected configurations

Nvd

Node

libsixel_projectlibsixelMatch1.8.6

VendorProductVersionCPE
libsixel_projectlibsixel1.8.6cpe:2.3:a:libsixel_project:libsixel:1.8.6:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
libsixel_project	libsixel	1.8.6	cpe:2.3:a:libsixel_project:libsixel:1.8.6:::::::*

References

github.com/saitoha/libsixel/issues/136

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

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

6.3

Confidence

High

EPSS

0.001

Percentile

34.7%

JSON

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