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Debian Security Bug TrackerDEBIANCVE:CVE-2021-39247

HistoryAug 17, 2021 - 9:15 p.m.

CVE-2021-39247

2021-08-1721:15:06

Debian Security Bug Tracker

security-tracker.debian.org

zint barcode generator

buffer over-read

code1.c

reedsol.c

vulnerability

unix

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

EPSS

0.001

Percentile

41.0%

JSON

Zint Barcode Generator before 2.10.0 has a one-byte buffer over-read, related to is_last_single_ascii in code1.c, and rs_encode_uint in reedsol.c.

OSVersionArchitecturePackageVersionFilename
Debian12allzint< 2.11.1-1zint_2.11.1-1_all.deb
Debian11allzint< 2.9.1-1.1zint_2.9.1-1.1_all.deb
Debian999allzint< 2.13.0-1zint_2.13.0-1_all.deb
Debian13allzint< 2.13.0-1zint_2.13.0-1_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	12	all	zint	< 2.11.1-1	zint_2.11.1-1_all.deb
Debian	11	all	zint	< 2.9.1-1.1	zint_2.9.1-1.1_all.deb
Debian	999	all	zint	< 2.13.0-1	zint_2.13.0-1_all.deb
Debian	13	all	zint	< 2.13.0-1	zint_2.13.0-1_all.deb

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

EPSS

0.001

Percentile

41.0%

JSON

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