CVE-2019-16058

Published: Sep 6, 2019Modified: Nov 21, 2024

7.5

Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploitability: 3.9 / Impact: 3.6

Source: NVD

Description

An issue was discovered in the pam_p11 component 0.2.0 and 0.3.0 for OpenSC. If a smart card creates a signature with a length longer than 256 bytes, this triggers a buffer overflow. This may be the case for RSA keys with 4096 bits depending on the signature scheme.

Affected (2)

Products: Opensc Project: Opensc

1 product

Configuration A

2 vulnerable

Vulnerable Software	Affected Versions
Opensc Project Opensc	Version 0.2.0
Opensc Project Opensc	Version 0.3.0

Related CWEs

Improper Restriction of Operations within the Bounds of a Memory Buffer

The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.

References (4)

http://www.openwall.com/lists/oss-security/2019/09/12/1

Source: cve@mitre.org

https://github.com/OpenSC/pam_p11/commit/d150b60e1e14c261b113f55681419ad1dfa8a76c

Source: cve@mitre.org

PatchThird Party Advisory

http://www.openwall.com/lists/oss-security/2019/09/12/1

Source: af854a3a-2127-422b-91ae-364da2661108

https://github.com/OpenSC/pam_p11/commit/d150b60e1e14c261b113f55681419ad1dfa8a76c

Source: af854a3a-2127-422b-91ae-364da2661108

PatchThird Party Advisory

Timeline

No history available yet.