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CVE-2015-0646

UnknownEPSS 3.81%

Last modified

CVE-2015-0646 is a vulnerability of currently unknown severity. Memory leak in the TCP input module in Cisco IOS 12.2, 12.4, 15.0, 15.2, 15.3, and 15.4 and IOS XE 3.3.xXO, 3.5.xE, 3.6.xE, 3.8.xS through 3.10.xS before 3.10.5S, and 3.11.xS and 3.12.xS before 3.12.3S allows remote attackers to cause a denial of service (memory consumption or device reload) by sending crafted TCP packets over (1) IPv4 or (2) IPv6, aka Bug ID CSCum94811.. EPSS estimates a 3.81% chance of exploitation in the next 30 days.

Description

Memory leak in the TCP input module in Cisco IOS 12.2, 12.4, 15.0, 15.2, 15.3, and 15.4 and IOS XE 3.3.xXO, 3.5.xE, 3.6.xE, 3.8.xS through 3.10.xS before 3.10.5S, and 3.11.xS and 3.12.xS before 3.12.3S allows remote attackers to cause a denial of service (memory consumption or device reload) by sending crafted TCP packets over (1) IPv4 or (2) IPv6, aka Bug ID CSCum94811.

Metrics

EPSS Probability
3.81%

88.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
CiscoIos Xe3.3xo.0
CiscoIos Xe3.3xo.1
CiscoIos Xe3.3xo.2
CiscoIos Xe3.5e.0
CiscoIos Xe3.5e.1
CiscoIos Xe3.5e.2
CiscoIos Xe3.5e.3
CiscoIos Xe3.6e.0
CiscoIos Xe3.6e.1
CiscoIos Xe3.8s.0
CiscoIos Xe3.8s.1
CiscoIos Xe3.8s.2
CiscoIos Xe3.8s_base
CiscoIos Xe3.9s.0
CiscoIos Xe3.9s.1
CiscoIos Xe3.9s.2
CiscoIos Xe3.10s.0
CiscoIos Xe3.10s.0a
CiscoIos Xe3.10s.1
CiscoIos Xe3.10s.2
CiscoIos Xe3.10s.3
CiscoIos Xe3.10s.4
CiscoIos Xe3.11s.0
CiscoIos Xe3.11s.1
CiscoIos Xe3.11s.2
CiscoIos Xe3.11s.3
CiscoIos Xe3.11s.4
CiscoIos Xe3.12s.0
CiscoIos Xe3.12s.1
CiscoIos12.2
CiscoIos12.4
CiscoIos15.0
CiscoIos15.1
CiscoIos15.2
CiscoIos15.3
CiscoIos15.4

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2015-0646?
Memory leak in the TCP input module in Cisco IOS 12.2, 12.4, 15.0, 15.2, 15.3, and 15.4 and IOS XE 3.3.xXO, 3.5.xE, 3.6.xE, 3.8.xS through 3.10.xS before 3.10.5S, and 3.11.xS and 3.12.xS before 3.12.3S allows remote attackers to cause a denial of service (memory consumption or device reload) by sending crafted TCP packets over (1) IPv4 or (2) IPv6, aka Bug ID CSCum94811.
How severe is CVE-2015-0646?
Severity scoring for CVE-2015-0646 is pending analysis. The EPSS model estimates a 3.81% probability of exploitation in the next 30 days.
How do I fix CVE-2015-0646?
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.

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Source: NVD / NIST