CVE-2024-20313 — Classic Buffer Overflow in Cisco IOS XE Software

CWE-120 — Classic Buffer Overflow4 documents4 sources
Severity
7.4HIGHNVD
EPSS
0.0%
top 86.15%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Cisco IOS XE SoftwareCisco IOS XE
Timeline
PublishedApr 24

Description

A vulnerability in the OSPF version 2 (OSPFv2) feature of Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to cause an affected device to reload unexpectedly, resulting in a denial of service (DoS) condition. This vulnerability is due to improper validation of OSPF updates that are processed by a device. An attacker could exploit this vulnerability by sending a malformed OSPF update to the device. A successful exploit could allow the attacker to cause the affected device t…

CVSS vector

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:HExploitability: 2.8 | Impact: 4.0

Affected Packages2 packages

▶CVEListV5cisco/cisco_ios_xe_software38 versions+37
▶NVDcisco/ios_xe38 versions+37

🔴Vulnerability Details

2
CVEList
CVE-2024-20313: A vulnerability in the OSPF version 2 (OSPFv2) feature of Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to cause an affected↗2024-04-24
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GHSA
GHSA-74jh-9vmj-8f72: A vulnerability in the OSPF version 2 (OSPFv2) feature of Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to cause an affected↗2024-04-24
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📋Vendor Advisories

1
Cisco
Cisco IOS XE Software OSPFv2 Denial of Service Vulnerability↗2024-03-27
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CVE-2024-20313 — Classic Buffer Overflow in Cisco | cvebase