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CVE-2016-1361

UnknownEPSS 0.75%

Last modified

CVE-2016-1361 is a vulnerability of currently unknown severity. Cisco IOS XR through 4.3.2 on Gigabit Switch Router (GSR) 12000 devices does not properly check for a Bidirectional Forwarding Detection (BFD) header in a UDP packet, which allows remote attackers to cause a denial of service (line-card restart) via a crafted packet, aka Bug ID CSCuw56900.. EPSS estimates a 0.75% chance of exploitation in the next 30 days.

Description

Cisco IOS XR through 4.3.2 on Gigabit Switch Router (GSR) 12000 devices does not properly check for a Bidirectional Forwarding Detection (BFD) header in a UDP packet, which allows remote attackers to cause a denial of service (line-card restart) via a crafted packet, aka Bug ID CSCuw56900.

Metrics

EPSS Probability
0.75%

50.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
CiscoIos Xr3.3.3
CiscoIos Xr3.4.1
CiscoIos Xr3.4.2
CiscoIos Xr3.4.3
CiscoIos Xr3.5.2
CiscoIos Xr3.5.3
CiscoIos Xr3.5.4
CiscoIos Xr3.6.0
CiscoIos Xr3.6.1
CiscoIos Xr3.6.2
CiscoIos Xr3.6.3
CiscoIos Xr3.7.0
CiscoIos Xr3.7.1
CiscoIos Xr3.8.0
CiscoIos Xr3.8.1
CiscoIos Xr3.8.2
CiscoIos Xr3.8.4
CiscoIos Xr3.9.0
CiscoIos Xr3.9.1
CiscoIos Xr3.9.2
CiscoIos Xr4.0.0
CiscoIos Xr4.0.1
CiscoIos Xr4.0.3
CiscoIos Xr4.1.0
CiscoIos Xr4.1.1
CiscoIos Xr4.1.2
CiscoIos Xr4.2.0
CiscoIos Xr4.2.1
CiscoIos Xr4.2.2
CiscoIos Xr4.2.3
CiscoIos Xr4.2.4
CiscoIos Xr4.3.0
CiscoIos Xr4.3.1
CiscoIos Xr4.3.2

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2016-1361?
Cisco IOS XR through 4.3.2 on Gigabit Switch Router (GSR) 12000 devices does not properly check for a Bidirectional Forwarding Detection (BFD) header in a UDP packet, which allows remote attackers to cause a denial of service (line-card restart) via a crafted packet, aka Bug ID CSCuw56900.
How severe is CVE-2016-1361?
Severity scoring for CVE-2016-1361 is pending analysis. The EPSS model estimates a 0.75% probability of exploitation in the next 30 days.
How do I fix CVE-2016-1361?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

How Strix Helps

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Source: NVD / NIST