7.2 High
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:C/I:C/A:C
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
7 High
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
36.1%
Zsh before version 5.4.2-test-1 is vulnerable to a buffer overflow in the shell autocomplete functionality. A local unprivileged user can create a specially crafted directory path which leads to code execution in the context of the user who tries to use autocomplete to traverse the before mentioned path. If the user affected is privileged, this leads to privilege escalation.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Alpine | edge-main | noarch | zsh | < 5.4.2-r1 | UNKNOWN |
Alpine | 3.10-main | noarch | zsh | < 5.4.2-r1 | UNKNOWN |
Alpine | 3.11-main | noarch | zsh | < 5.4.2-r1 | UNKNOWN |
Alpine | 3.12-main | noarch | zsh | < 5.4.2-r1 | UNKNOWN |
Alpine | 3.13-main | noarch | zsh | < 5.4.2-r1 | UNKNOWN |
Alpine | 3.14-main | noarch | zsh | < 5.4.2-r1 | UNKNOWN |
Alpine | 3.15-main | noarch | zsh | < 5.4.2-r1 | UNKNOWN |
Alpine | 3.16-main | noarch | zsh | < 5.4.2-r1 | UNKNOWN |
Alpine | 3.17-main | noarch | zsh | < 5.4.2-r1 | UNKNOWN |
Alpine | 3.18-main | noarch | zsh | < 5.4.2-r1 | UNKNOWN |
7.2 High
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:C/I:C/A:C
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
7 High
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
36.1%