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CVE-2011-0949

UnknownEPSS 1.21%

Last modified

CVE-2011-0949 is a vulnerability of currently unknown severity. Cisco IOS XR 3.6.x, 3.8.x before 3.8.3, and 3.9.x before 3.9.1 does not properly remove sshd_lock files from /tmp/, which allows remote attackers to cause a denial of service (disk consumption) by making many SSHv1 connections, aka Bug ID CSCtd64417.. EPSS estimates a 1.21% chance of exploitation in the next 30 days.

Description

Cisco IOS XR 3.6.x, 3.8.x before 3.8.3, and 3.9.x before 3.9.1 does not properly remove sshd_lock files from /tmp/, which allows remote attackers to cause a denial of service (disk consumption) by making many SSHv1 connections, aka Bug ID CSCtd64417.

Metrics

EPSS Probability
1.21%

64.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
CiscoIos Xr3.6.0
CiscoIos Xr3.6.1
CiscoIos Xr3.6.2
CiscoIos Xr3.6.3
CiscoIos Xr3.8.0
CiscoIos Xr3.8.1
CiscoIos Xr3.8.2
CiscoIos Xr3.9.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2011-0949?
Cisco IOS XR 3.6.x, 3.8.x before 3.8.3, and 3.9.x before 3.9.1 does not properly remove sshd_lock files from /tmp/, which allows remote attackers to cause a denial of service (disk consumption) by making many SSHv1 connections, aka Bug ID CSCtd64417.
How severe is CVE-2011-0949?
Severity scoring for CVE-2011-0949 is pending analysis. The EPSS model estimates a 1.21% probability of exploitation in the next 30 days.
How do I fix CVE-2011-0949?
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-2011-0949?

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

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Source: NVD / NIST