CVE-2013-5549

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.1 UNKNOWN
NETWORK
MEDIUM
AV:N/AC:M/Au:N/C:N/I:N/A:C
ciscoCNA
---
---
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 59%
VendorProductVersion
ciscoios_xr
3.8.1
ciscoios_xr
3.8.2
ciscoios_xr
3.8.3
ciscoios_xr
3.8.4
ciscoios_xr
3.9.0
ciscoios_xr
3.9.1
ciscoios_xr
3.9.2
ciscoios_xr
4.0.0
ciscoios_xr
4.0.1
ciscoios_xr
4.0.2
ciscoios_xr
4.0.3
ciscoios_xr
4.0.4
ciscoios_xr
4.1
ciscoios_xr
4.1.1
ciscoios_xr
4.1.2
ciscoios_xr
4.2.0
𝑥
= Vulnerable software versions
References
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20131023-iosxr
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20131023-iosxr