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K
zdiCleemy desu wayoZDI-22-619
HistoryApr 12, 2022 - 12:00 a.m.

Tukaani XZ Utils xzgrep Argument Injection Remote Code Execution Vulnerability

2022-04-1200:00:00
cleemy desu wayo
www.zerodayinitiative.com
17

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

6.5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.007 Low

EPSS

Percentile

80.3%

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Tukaani XZ Utils. Interaction with this script is required to exploit this vulnerability but attack vectors may vary depending on the implementation. The specific flaw exists within the handling of special characters. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system command. An attacker can leverage this vulnerability to execute code on the system.

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

6.5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.007 Low

EPSS

Percentile

80.3%