CVE-2019-12652 — Cisco IOS 15.0 XO1 vulnerability

CWE-3994 documents4 sources
Severity
7.5HIGHNVD
EPSS
3.2%
top 13.02%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Cisco IOS 15.0 XO1Cisco IOS
Timeline
PublishedSep 25
Latest updateMay 24

Description

A vulnerability in the ingress packet processing function of Cisco IOS Software for Cisco Catalyst 4000 Series Switches could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to improper resource allocation when processing TCP packets directed to the device on specific Cisco Catalyst 4000 Series Switches. An attacker could exploit this vulnerability by sending crafted TCP streams to an affected device. A succes…

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages2 packages

▶CVEListV5cisco/cisco_ios_15.0_xo1unspecified — n/a
▶NVDcisco/ios15.2\(3\)e1, 15.2\(4\)e3+1

🔴Vulnerability Details

2
GHSA
GHSA-qr97-v3cv-xgjc: A vulnerability in the ingress packet processing function of Cisco IOS Software for Cisco Catalyst 4000 Series Switches could allow an unauthenticated↗2022-05-24
▶
CVEList
Cisco Catalyst 4000 Series Switches TCP Denial of Service Vulnerability↗2019-09-25
▶

📋Vendor Advisories

1
Cisco
Cisco Catalyst 4000 Series Switches TCP Denial of Service Vulnerability↗2019-09-25
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CVE-2019-12652 — Cisco IOS 15.0 XO1 vulnerability | cvebase