A vulnerability in the file system permissions of Cisco IOS XE Software could allow an authenticated, local attacker to obtain read and write access to critical configuration or system files. The vulnerability is due to insufficient file system permissions on an affected device. An attacker could exploit this vulnerability by connecting to an affected device's guest shell, and accessing or modifying restricted files. A successful exploit could allow the attacker to view or modify restricted information or configurations that are normally not accessible to system administrators.
Published 2020-09-24 18:15:21
Updated 2024-12-19 13:52:35
View at NVD,   CVE.org

Products affected by CVE-2020-3503

Exploit prediction scoring system (EPSS) score for CVE-2020-3503

0.04%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 6 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2020-3503

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
3.6
LOW AV:L/AC:L/Au:N/C:P/I:P/A:N
3.9
4.9
NIST
6.0
MEDIUM CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
0.8
5.2
Cisco Systems, Inc.
6.0
MEDIUM CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
0.8
5.2
NIST
6.0
MEDIUM CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
0.8
5.2
Cisco Systems, Inc. 2024-12-19

CWE ids for CVE-2020-3503

References for CVE-2020-3503

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