// For flags

CVE-2025-20145

Cisco IOS XR Software Access Control List Bypass Vulnerability

Severity Score

5.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

A vulnerability in the access control list (ACL) processing in the egress direction of Cisco IOS XR Software could allow an unauthenticated, remote attacker to bypass a configured ACL. This vulnerability exists because certain packets are handled incorrectly when they are received on an ingress interface on one line card and destined out of an egress interface on another line card where the egress ACL is configured. An attacker could exploit this vulnerability by attempting to send traffic through an affected device. A successful exploit could allow the attacker to bypass an egress ACL on the affected device. For more information about this vulnerability, see the section of this advisory. Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
None
Integrity
Low
Availability
None
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
None
Integrity
Partial
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2024-10-10 CVE Reserved
  • 2025-03-12 CVE Published
  • 2025-03-12 CVE Updated
  • 2025-03-13 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-264: Permissions, Privileges, and Access Controls
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"
6.5.2
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "6.5.2"
en
Affected
Cisco
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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
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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
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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
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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
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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
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Cisco IOS XR Software
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6.5.93
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "6.5.93"
en
Affected
Cisco
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Cisco IOS XR Software
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7.1.1
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en
Affected
Cisco
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Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.0.90
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en
Affected
Cisco
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Cisco IOS XR Software
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6.6.3
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en
Affected
Cisco
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Cisco IOS XR Software
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7.0.2
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en
Affected
Cisco
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Cisco IOS XR Software
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7.2.1
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en
Affected
Cisco
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Cisco IOS XR Software
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7.1.2
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en
Affected
Cisco
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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
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Cisco IOS XR Software
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7.0.12
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.0.12"
en
Affected
Cisco
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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
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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
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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
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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
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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
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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
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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"
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"
7.6.1
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"
7.5.12
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"
7.7.1
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"
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"
7.4.2
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"
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"
7.6.2
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.6.2"
en
Affected
Cisco
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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
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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
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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
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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"
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"
7.10.2
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"
7.3.6
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"
7.11.2
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
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
24.1.2
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "24.1.2"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
24.2.11
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "24.2.11"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
24.3.1
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "24.3.1"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
24.4.1
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "24.4.1"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
24.2.2
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "24.2.2"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
7.11.21
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "7.11.21"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
24.2.20
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "24.2.20"
en
Affected
Cisco
Search vendor "Cisco"
Cisco IOS XR Software
Search vendor "Cisco" for product "Cisco IOS XR Software"
24.3.2
Search vendor "Cisco" for product "Cisco IOS XR Software" and version "24.3.2"
en
Affected