High severity · published Mar 27, 2024
CVE-2024-20276
A vulnerability in Cisco IOS Software for Cisco Catalyst 6000 Series Switches could allow an unauthenticated, adjacent attacker to cause an affected device to reload unexpectedly
7.4
CVSS
0.3%
EPSS
No
On KEV
Description
A vulnerability in Cisco IOS Software for Cisco Catalyst 6000 Series Switches could allow an unauthenticated, adjacent attacker to cause an affected device to reload unexpectedly.
This vulnerability is due to improper handling of process-switched traffic. An attacker could exploit this vulnerability by sending crafted traffic to an affected device. A successful exploit could allow the attacker to cause the affected device to reload, resulting in a denial of service (DoS) condition.
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
Attack vector
Adjacent
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 22% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
IO
Ios · Cisco
15.5(1)sy5; 15.5(1)sy6; 15.5(1)sy7; 15.5(1)sy8; 15.5(1)sy9; 15.5(1)sy10; +1 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-20276
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-20276
Vendor Advisory
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ios-dos-Hq4d3tZG
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