Medium severity · published Jan 26, 2017
CVE-2017-3803
A vulnerability in the Cisco IOS Software forwarding queue of Cisco 2960X and 3750X switches could allow an unauthenticated, adjacent attacker to cause a memory leak in the…
4.7
CVSS
0.6%
EPSS
No
On KEV
Description
A vulnerability in the Cisco IOS Software forwarding queue of Cisco 2960X and 3750X switches could allow an unauthenticated, adjacent attacker to cause a memory leak in the software forwarding queue that would eventually lead to a partial denial of service (DoS) condition. More Information: CSCva72252. Known Affected Releases: 15.2(2)E3 15.2(4)E1. Known Fixed Releases: 15.2(2)E6 15.2(4)E3 15.2(5)E1 15.2(5.3.28i)E1 15.2(6.0.49i)E 3.9(1)E.
CVSS vector
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L
Attack vector
Adjacent
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
Low
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 46% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
IO
Ios · Cisco
15.2(2)e3; 15.2(4)e1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-3803
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-3803
Third Party Advisory
http://www.securityfocus.com/bid/95632
www.securitytracker.com
http://www.securitytracker.com/id/1037657
Mitigation
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170118-catalyst
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