CVE-2019-9923

pax_decode_header in sparse.c in GNU Tar before 1.32 had a NULL pointer dereference when parsing certain archives that have malformed extended headers.

CVSS v3.0 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3.0 : HIGH

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

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://bugs.launchpad.net/ubuntu/+source/tar/+bug/1810241	Issue Tracking Patch Third Party Advisory
http://savannah.gnu.org/bugs/?55369	Permissions Required Third Party Advisory
http://git.savannah.gnu.org/cgit/tar.git/commit/?id=cb07844454d8cc9fb21f53ace75975f91185a120	Mailing List Patch Vendor Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00077.html	Mailing List Third Party Advisory
https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4@%3Cissues.bookkeeper.apache.org%3E

Configurations

Configuration 1 (hide)

cpe:2.3:a:gnu:tar:*:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:*

Information

Published : 2019-03-22 08:29

Updated : 2021-06-29 15:15

NVD link : CVE-2019-9923

Mitre link : CVE-2019-9923

JSON object : View

Products Affected

opensuse

leap

gnu

tar

CWE

CWE-476

NULL Pointer Dereference

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