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CVE-2009-2871

UnknownEPSS 2.52%

Last modified

CVE-2009-2871 is a vulnerability of currently unknown severity. Unspecified vulnerability in Cisco IOS 12.2 and 12.4, when SSLVPN sessions, SSH sessions, or IKE encrypted nonces are enabled, allows remote attackers to cause a denial of service (device reload) via a crafted encrypted packet, aka Bug ID CSCsq24002.. EPSS estimates a 2.52% chance of exploitation in the next 30 days.

Description

Unspecified vulnerability in Cisco IOS 12.2 and 12.4, when SSLVPN sessions, SSH sessions, or IKE encrypted nonces are enabled, allows remote attackers to cause a denial of service (device reload) via a crafted encrypted packet, aka Bug ID CSCsq24002.

Metrics

EPSS Probability
2.52%

82.8th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
CiscoIos12.2xna
CiscoIos12.2xnb
CiscoIos12.2xnc
CiscoIos12.2xnd
CiscoIos12.4md
CiscoIos12.4mr
CiscoIos12.4sw
CiscoIos12.4t
CiscoIos12.4xf
CiscoIos12.4xj
CiscoIos12.4xk
CiscoIos12.4xq
CiscoIos12.4xr
CiscoIos12.4xv
CiscoIos12.4xw
CiscoIos12.4xy
CiscoIos12.4xz

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2009-2871?
Unspecified vulnerability in Cisco IOS 12.2 and 12.4, when SSLVPN sessions, SSH sessions, or IKE encrypted nonces are enabled, allows remote attackers to cause a denial of service (device reload) via a crafted encrypted packet, aka Bug ID CSCsq24002.
How severe is CVE-2009-2871?
Severity scoring for CVE-2009-2871 is pending analysis. The EPSS model estimates a 2.52% probability of exploitation in the next 30 days.
How do I fix CVE-2009-2871?
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.

Are you affected by CVE-2009-2871?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST