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cnvdChina National Vulnerability DatabaseCNVD-2023-43231
HistoryMay 19, 2023 - 12:00 a.m.

LibTIFF Denial of Service Vulnerability (CNVD-2023-43231)

2023-05-1900:00:00
China National Vulnerability Database
www.cnvd.org.cn
6

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

1.9 Low

CVSS2

Access Vector

LOCAL

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.001 Low

EPSS

Percentile

24.6%

LibTIFF is a library for reading and writing TIFF (Tagged Image File Format) files. The library contains some command line tools for working with TIFF files. A denial of service vulnerability exists in LibTIFF, which stems from a NULL pointer dereference issue found in the LZWDecode() function, and can be exploited by an attacker to cause a program crash or denial of service.

CPENameOperatorVersion
libtiff libtifflt4.5.0

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

1.9 Low

CVSS2

Access Vector

LOCAL

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.001 Low

EPSS

Percentile

24.6%