CVE-2013-5549

Description

Cisco IOS XR 3.8.1 through 4.2.0 does not properly process fragmented packets within the RP-A, RP-B, PRP, and DRP-B route-processor components, which allows remote attackers to cause a denial of service (transmission outage) via (1) IPv4 or (2) IPv6 traffic, aka Bug ID CSCuh30380.

Risk Information

Base Score
7.5
MODERATE
Vector
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score
Exploitation Probability
0.399

Associated Vulnerability

VulnerabilityOS Platform
Cisco IOS XR Software Route Processor Denial of Service Vulnerability For Cisco IOS XR SoftwareNCM
Cisco IOS XR Software Route Processor Denial of Service Vulnerability For Cisco Network Convergence System 540 Series RoutersNCM
CVE-2013-5549NCM

Patch Details

Click to see the patches provided by ManageEngine for this CVE
Patch IDPatch Description
PATCH-1705733Security Update for Cisco IOS XR Software 4.0.3.8-tm
PATCH-1706041Security Update for Cisco Network Convergence System 540 Series Routers 6.4.1.8i.BASE

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234