CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:L/AC:L/Au:N/C:P/I:N/A:N
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
AI Score
Confidence
High
EPSS
Percentile
26.6%
It was discovered that Zstandard was not properly managing file
permissions when generating output files. A local attacker could
possibly use this issue to cause a race condition and gain
unauthorized access to sensitive data.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Ubuntu | 16.04 | noarch | zstd | < 1.3.1+dfsg-1~ubuntu0.16.04.1+esm3 | UNKNOWN |
Ubuntu | 16.04 | noarch | libzstd1 | < 1.3.1+dfsg-1~ubuntu0.16.04.1 | UNKNOWN |
Ubuntu | 16.04 | noarch | libzstd1-dbgsym | < 1.3.1+dfsg-1~ubuntu0.16.04.1 | UNKNOWN |
Ubuntu | 16.04 | noarch | libzstd1-dev | < 1.3.1+dfsg-1~ubuntu0.16.04.1 | UNKNOWN |
Ubuntu | 16.04 | noarch | zstd | < 1.3.1+dfsg-1~ubuntu0.16.04.1 | UNKNOWN |
Ubuntu | 16.04 | noarch | zstd-dbgsym | < 1.3.1+dfsg-1~ubuntu0.16.04.1 | UNKNOWN |
Ubuntu | 16.04 | noarch | libzstd1 | < 1.3.1+dfsg-1~ubuntu0.16.04.1+esm3 | UNKNOWN |
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:L/AC:L/Au:N/C:P/I:N/A:N
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
AI Score
Confidence
High
EPSS
Percentile
26.6%