CVE Vulnerability

CVE-2019-17263

** DISPUTED ** In libyal libfwsi before 20191006, libfwsi_extension_block_copy_from_byte_stream in libfwsi_extension_block.c has a heap-based buffer over-read because rejection of an unsupported size only considers values less than 6, even though values of 6 and 7 are also unsupported. NOTE: the vendor has disputed this as described in the GitHub issue.

2.1 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

3.3 /10

CVSS v3.0 : LOW

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 1.4

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

References
Link Resource
https://github.com/libyal/libfwsi/compare/20181227...20191006 Patch Third Party Advisory
https://github.com/libyal/libfwsi/issues/13 Exploit Third Party Advisory
http://packetstormsecurity.com/files/154774/libyal-libfwsi-Buffer-Overread.html Exploit Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:libfwsi_project:libfwsi:*:*:*:*:*:*:*:*
Information

Published : 2019-10-06 10:15

Updated : 2019-10-14 01:15

NVD link : CVE-2019-17263

Mitre link : CVE-2019-17263

Products Affected
No products.
CWE
CWE-125

Out-of-bounds Read