CVE-2022-20697

CWE-691CWE-7724 documents4 sources
Severity
8.6HIGH
EPSS
0.4%
top 36.49%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Cisco Cisco IOSCisco IOSCisco IOS XE
Timeline
PublishedApr 15
Latest updateApr 16

Description

A vulnerability in the web services interface of Cisco IOS Software and Cisco IOS XE Software could allow an authenticated, remote attacker to cause a denial of service (DoS) condition. This vulnerability is due to improper resource management in the HTTP server code. An attacker could exploit this vulnerability by sending a large number of HTTP requests to an affected device. A successful exploit could allow the attacker to cause the device to reload, resulting in a DoS condition.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:HExploitability: 3.9 | Impact: 4.0

Affected Packages3 packages

▶NVDcisco/ios26 versions+25
▶NVDcisco/ios_xe3.11.3ae, 3.11.3e, 3.11.4e+2
▶CVEListV5cisco/cisco_iosn/a

🔴Vulnerability Details

2
GHSA
GHSA-hhh3-rvr9-x6qq: A vulnerability in the web services interface of Cisco IOS Software and Cisco IOS XE Software could allow an authenticated, remote attacker to cause a↗2022-04-16
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CVEList
Cisco IOS and IOS XE Software Web Services Denial of Service Vulnerability↗2022-04-15
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📋Vendor Advisories

1
Cisco
Cisco IOS and IOS XE Software Web Services Denial of Service Vulnerability↗2022-04-13
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CVE-2022-20697 (HIGH CVSS 8.6) | A vulnerability in the web services | cvebase.io