// For flags

CVE-2024-20390

Cisco IOS XR Software Dedicated XML Agent TCP Denial of Service Vulnerability

Severity Score

5.3
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Attend
*SSVC
Descriptions

A vulnerability in the Dedicated XML Agent feature of Cisco IOS XR Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) on XML TCP listen port 38751.

This vulnerability is due to a lack of proper error validation of ingress XML packets. An attacker could exploit this vulnerability by sending a sustained, crafted stream of XML traffic to a targeted device. A successful exploit could allow the attacker to cause XML TCP port 38751 to become unreachable while the attack traffic persists.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low
* Common Vulnerability Scoring System
SSVC
  • Decision:Attend
Exploitation
None
Automatable
Yes
Tech. Impact
Partial
* Organization's Worst-case Scenario
Timeline
  • 2023-11-08 CVE Reserved
  • 2024-09-11 CVE Published
  • 2024-09-11 CVE Updated
  • 2024-09-12 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-940: Improper Verification of Source of a Communication Channel
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
6.5.3
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "6.5.3"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
6.5.29
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "6.5.29"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
6.5.1
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "6.5.1"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
6.6.1
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "6.6.1"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
6.5.2
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "6.5.2"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
6.5.92
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "6.5.92"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
6.5.15
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "6.5.15"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
6.6.2
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "6.6.2"
en
Affected
Cisco
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Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.0.1
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.0.1"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
6.6.25
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "6.6.25"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
6.5.26
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "6.5.26"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
6.6.11
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "6.6.11"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
6.5.25
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "6.5.25"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
6.5.28
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "6.5.28"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
6.5.93
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "6.5.93"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
6.6.12
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "6.6.12"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
6.5.90
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "6.5.90"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.0.0
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.0.0"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.1.1
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.1.1"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.0.90
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.0.90"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
6.6.3
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "6.6.3"
en
Affected
Cisco
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Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
6.7.1
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "6.7.1"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.0.2
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.0.2"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.1.15
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.1.15"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.2.0
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.2.0"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.2.1
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.2.1"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.1.2
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.1.2"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
6.7.2
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "6.7.2"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.0.11
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.0.11"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.0.12
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.0.12"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.0.14
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.0.14"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.1.25
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.1.25"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
6.6.4
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "6.6.4"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.2.12
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.2.12"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.3.1
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.3.1"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.1.3
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.1.3"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
6.7.3
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "6.7.3"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.4.1
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.4.1"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.2.2
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.2.2"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
6.7.4
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "6.7.4"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
6.5.31
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "6.5.31"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.3.15
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.3.15"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.3.16
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.3.16"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
6.8.1
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "6.8.1"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.4.15
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.4.15"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
6.5.32
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "6.5.32"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.3.2
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.3.2"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.5.1
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.5.1"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.4.16
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.4.16"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.3.27
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.3.27"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.6.1
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.6.1"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.5.2
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.5.2"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.8.1
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.8.1"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.6.15
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.6.15"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.5.12
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.5.12"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.8.12
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.8.12"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.3.3
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.3.3"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.7.1
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.7.1"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
6.8.2
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "6.8.2"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.3.4
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.3.4"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.4.2
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.4.2"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
6.7.35
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "6.7.35"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
6.9.1
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "6.9.1"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.6.2
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.6.2"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.5.3
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.5.3"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.7.2
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.7.2"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
6.9.2
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "6.9.2"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.9.1
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.9.1"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.10.1
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.10.1"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.8.2
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.8.2"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.5.4
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.5.4"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
6.5.33
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "6.5.33"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.8.22
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.8.22"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.7.21
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.7.21"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.9.2
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.9.2"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.3.5
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.3.5"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.5.5
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.5.5"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.11.1
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.11.1"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.9.21
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.9.21"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.10.2
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.10.2"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
24.1.1
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "24.1.1"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.6.3
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.6.3"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.3.6
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.3.6"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.5.52
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.5.52"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.11.2
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.11.2"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
24.2.1
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "24.2.1"
en
Affected