70339 : Cisco IOS IRC Traffic Initial Reload Corrupted Magic Value Remote DoS
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Views This Week	Views All Time	Added to OSVDB	Last Modified	Modified (since 2008)	Percent Complete
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Timeline

Disclosure Date
2009-10-27

Description

Cisco IOS contains a flaw that may allow a remote denial of service. The issue is triggered when the program fails to properly handle IRC traffic after an initial reload, allowing a remote attacker to cause a denial of service by attempting to connect to a certain IRC server. This is related to a 'corrupted magic value', found in Bug ID CSCso05336.

Classification

Location: Remote / Network Access
Attack Type: Denial of Service
Impact: Loss of Availability
Solution: Upgrade
Disclosure: Vendor Verified

Solution

Upgrade to version 15.0(1)XA or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products

Cisco Systems, Inc.

Cisco IOS

Unspecified

References

CVE ID: 2009-5038 (see also: NVD)
Secunia Advisory ID: 42917
Vendor Specific News/Changelog Entry: http://www.cisco.com/en/US/docs/ios/15_0/15_0x/15_01_XA/rn800xa.pdf

Credit

Not Available

CVSSv2 Score

CVSSv2 Base Score = 7.8
Source: nvd.nist.gov | Generated: 2011-01-07 | Disagree?

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