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ubuntucveUbuntu.comUB:CVE-2018-1071
HistoryMar 09, 2018 - 12:00 a.m.

CVE-2018-1071

2018-03-0900:00:00
ubuntu.com
ubuntu.com
14

CVSS2

2.1

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0

Percentile

5.1%

zsh through version 5.4.2 is vulnerable to a stack-based buffer overflow in
the exec.c:hashcmd() function. A local attacker could exploit this to cause
a denial of service.

Bugs

OSVersionArchitecturePackageVersionFilename
ubuntu17.10noarchzsh< 5.2-5ubuntu1.2UNKNOWN
ubuntu14.04noarchzsh< 5.0.2-3ubuntu6.2UNKNOWN
ubuntu16.04noarchzsh< 5.1.1-1ubuntu2.2UNKNOWN

CVSS2

2.1

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0

Percentile

5.1%