Medium severity · published Mar 24, 2021
CVE-2021-1381
A vulnerability in Cisco IOS XE Software could allow an authenticated, local attacker with high privileges or an unauthenticated attacker with physical access to the device to…
6.1
CVSS
0.3%
EPSS
No
On KEV
Description
A vulnerability in Cisco IOS XE Software could allow an authenticated, local attacker with high privileges or an unauthenticated attacker with physical access to the device to open a debugging console. The vulnerability is due to insufficient command authorization restrictions. An attacker could exploit this vulnerability by running commands on the hardware platform to open a debugging console. A successful exploit could allow the attacker to access a debugging console.
CVSS vector
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Attack vector
Physical
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 20% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
IX
IOS XE · Cisco
16.11.1; 16.11.1a; 16.11.1b; 16.11.1c; 16.11.1s; 16.11.2; +30 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-1381
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-1381
Vendor Advisory
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-XE-BLKH-Ouvrnf2s
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