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ubuntucveUbuntu.comUB:CVE-2020-28163
HistoryApr 16, 2023 - 12:00 a.m.

CVE-2020-28163

2023-04-1600:00:00
ubuntu.com
ubuntu.com
5
libdwarf
vulnerability
cve-2020-28163
null pointer
dereference
crash
dwarf5
line-table
header
invalid form
pathname
unix

6.5 Medium

CVSS3

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

0.001 Low

EPSS

Percentile

50.9%

libdwarf before 20201201 allows a dwarf_print_lines.c NULL pointer
dereference and application crash via a DWARF5 line-table header that has
an invalid FORM for a pathname.

6.5 Medium

CVSS3

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

0.001 Low

EPSS

Percentile

50.9%