CVE-2021-34699
published 2021-09-23CVE-2021-34699: A vulnerability in the TrustSec CLI parser of Cisco IOS and Cisco IOS XE Software could allow an authenticated, remote attacker to cause an affected device to…
PriorityP340high7.7CVSS 3.1
AVNACLPRLUINSCCNINAH
EPSS
1.15%
63.1th percentile
A vulnerability in the TrustSec CLI parser of Cisco IOS and Cisco IOS XE Software could allow an authenticated, remote attacker to cause an affected device to reload. This vulnerability is due to an improper interaction between the web UI and the CLI parser. An attacker could exploit this vulnerability by requesting a particular CLI command to be run through the web UI. A successful exploit could allow the attacker to cause the device to reload, resulting in a denial of service (DoS) condition.
Affected
836 ranges· showing 25
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| cisco | ios | — | — |
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CVSS provenance
nvdv3.17.7HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
nvdv2.06.8MEDIUMAV:N/AC:L/Au:S/C:N/I:N/A:C
vendor_cisco7.7HIGH
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Cisco
Cisco IOS and IOS XE Software TrustSec CLI Parser Denial of Service Vulnerability
vendor_cisco·2021-09-22·CVSS 7.7
CVE-2021-34699 [HIGH] CWE-435 Cisco IOS and IOS XE Software TrustSec CLI Parser Denial of Service Vulnerability
Cisco IOS and IOS XE Software TrustSec CLI Parser Denial of Service Vulnerability
A vulnerability in the TrustSec CLI parser of Cisco IOS and Cisco IOS XE Software could allow an authenticated, remote attacker to cause an affected device to reload.
This vulnerability is due to an improper interaction between the web UI and the CLI parser. An attacker could exploit this vulnerability by requesting a particular CLI command to be run through the web UI. A successful exploit could allow the attacker to cause the device to reload, resulting in a denial of service (DoS) condition.
Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.
This advisory is available at the following link:https://sec.cloudapps.cisco.com/security
Cisco
Cisco IOS and IOS XE Software TrustSec CLI Parser Denial of Service Vulnerability
vendor_cisco·CVSS 3.1
CVE-2021-34699 Cisco IOS and IOS XE Software TrustSec CLI Parser Denial of Service Vulnerability
CVE-2021-34699: Cisco IOS and IOS XE Software TrustSec CLI Parser Denial of Service Vulnerability
A vulnerability in the TrustSec CLI parser of Cisco IOS and Cisco IOS XE Software could allow an authenticated, remote attacker to cause an affected device to reload. This vulnerability is due to an improper interaction between the web UI and the CLI parser. An attacker could exploit this vulnerability by requesting a particular CLI command to be run through the web UI. A successful exploit could allow the attacker to cause the device to reload, resulting in a denial of service (DoS) condition. Cisco has released software updates that address this vulnerability. There are no
CVSS: 3.1
CWE: CWE-435, CWE-435
Bug IDs: CSCvx66699
GHSA
GHSA-6q78-w5mw-hqpj: A vulnerability in the TrustSec CLI parser of Cisco IOS and Cisco IOS XE Software could allow an authenticated, remote attacker to cause an affected d
ghsa_unreviewed·2022-05-24
CVE-2021-34699 [HIGH] CWE-435 GHSA-6q78-w5mw-hqpj: A vulnerability in the TrustSec CLI parser of Cisco IOS and Cisco IOS XE Software could allow an authenticated, remote attacker to cause an affected d
A vulnerability in the TrustSec CLI parser of Cisco IOS and Cisco IOS XE Software could allow an authenticated, remote attacker to cause an affected device to reload. This vulnerability is due to an improper interaction between the web UI and the CLI parser. An attacker could exploit this vulnerability by requesting a particular CLI command to be run through the web UI. A successful exploit could allow the attacker to cause the device to reload, resulting in a denial of service (DoS) condition.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2021-09-23
Published