CVE-2019-9893

libseccomp before 2.4.0 did not correctly generate 64-bit syscall argument comparisons using the arithmetic operators (LT, GT, LE, GE), which might able to lead to bypassing seccomp filters and potential privilege escalations.

CVSS v3.0 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3.0 : CRITICAL

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

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

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

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://seclists.org/oss-sec/2019/q1/179	Mailing List Patch Third Party Advisory
https://github.com/seccomp/libseccomp/issues/139	Patch
https://security.gentoo.org/glsa/201904-18
https://usn.ubuntu.com/4001-1/
https://usn.ubuntu.com/4001-2/
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00022.html
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00027.html
https://access.redhat.com/errata/RHSA-2019:3624

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Configurations

Configuration 1 (hide)

cpe:2.3:a:libseccomp_project:libseccomp:*:*:*:*:*:*:*:*

Information

Published : 2019-03-21 09:01

Updated : 2020-08-24 10:37

NVD link : CVE-2019-9893

Mitre link : CVE-2019-9893

JSON object : View

CWE

NVD-CWE-noinfo

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Products Affected

libseccomp_project

libseccomp

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