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ubuntucveUbuntu.comUB:CVE-2021-43314
HistoryMar 24, 2023 - 12:00 a.m.

CVE-2021-43314

2023-03-2400:00:00
ubuntu.com
ubuntu.com
9
cve-2021-43314
heap-based buffer overflow
upx
packlinuxelf32::elf_lookup
unix

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

27.0%

A heap-based buffer overflows was discovered in upx, during the generic
pointer ‘p’ points to an inaccessible address in func get_le32(). The
problem is essentially caused in PackLinuxElf32::elf_lookup() at
p_lx_elf.cpp:5368

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

27.0%