Alpine Linux Development TeamALPINE:CVE-2019-20044CVE-2019-20044
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
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:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
17.0%
In Zsh before 5.8, attackers able to execute commands can regain privileges dropped by the --no-PRIVILEGED option. Zsh fails to overwrite the saved uid, so the original privileges can be restored by executing MODULE_PATH=/dir/with/module zmodload with a module that calls setuid().
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| Alpine | edge-main | noarch | zsh | < 5.8-r0 | UNKNOWN |
| Alpine | 3.12-main | noarch | zsh | < 5.8-r0 | UNKNOWN |
| Alpine | 3.13-main | noarch | zsh | < 5.8-r0 | UNKNOWN |
| Alpine | 3.14-main | noarch | zsh | < 5.8-r0 | UNKNOWN |
| Alpine | 3.15-main | noarch | zsh | < 5.8-r0 | UNKNOWN |
| Alpine | 3.16-main | noarch | zsh | < 5.8-r0 | UNKNOWN |
| Alpine | 3.17-main | noarch | zsh | < 5.8-r0 | UNKNOWN |
| Alpine | 3.18-main | noarch | zsh | < 5.8-r0 | UNKNOWN |
| Alpine | 3.19-main | noarch | zsh | < 5.8-r0 | UNKNOWN |
| Alpine | 3.20-main | noarch | zsh | < 5.8-r0 | UNKNOWN |
Related
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
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:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
17.0%