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ubuntucveUbuntu.comUB:CVE-2021-27345
HistoryJun 10, 2021 - 12:00 a.m.

CVE-2021-27345

2021-06-1000:00:00
ubuntu.com
ubuntu.com
15

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

4.3 Medium

CVSS2

Access Vector

NETWORK

Access 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

0.001 Low

EPSS

Percentile

25.1%

A null pointer dereference was discovered in ucompthread in stream.c in
Irzip 0.631 which allows attackers to cause a denial of service (DOS) via a
crafted compressed file.

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchlrzip< 0.631-1+deb9u3build0.18.04.1UNKNOWN
ubuntu20.04noarchlrzip< 0.631+git180528-1+deb10u1build0.20.04.1UNKNOWN
ubuntu14.04noarchlrzip< anyUNKNOWN

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

4.3 Medium

CVSS2

Access Vector

NETWORK

Access 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

0.001 Low

EPSS

Percentile

25.1%