32088 : Dropbear SSH dbclient Hostkey Mismatch Weakness
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Views This Week	Views All Time	Added to OSVDB	Last Modified	Modified (since 2008)	Percent Complete
4	585	over 4 years ago	over 3 years ago	0 times	90%

Timeline

Disclosure Date
2007-02-23

Description

Dropbear SSH client contains a flaw that may allow a malicious user to conduct a Man In The Middle Attack by redirecting the client request. This issue is due to a weakness in the client software to explicit warn if a SSH host key mismatch is detected.

Classification

Location: Remote / Network Access
Attack Type: Authentication Management
Impact: Loss of Integrity
Disclosure: OSVDB Verified, Vendor Verified

Solution

Upgrade to version 0.49 or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products

Matt Johnston	Dropbear	0.28
		0.29
		0.30
		0.31
		0.32
		0.33
		0.34
		0.35
		0.36
		0.37
		0.38
		0.39
		0.40
		0.41
		0.42
		0.43
		0.44
		0.45
		0.46
		0.47
		0.48

References

CVE ID: 2007-1099 (see also: NVD)
Bugtraq ID: 22761
Secunia Advisory ID: 24345
ISS X-Force ID: 32762
VUPEN Advisory: ADV-2007-0785
Vendor Specific News/Changelog Entry: http://matt.ucc.asn.au/dropbear/CHANGES
Vendor URL: http://matt.ucc.asn.au/dropbear/dropbear.html

Tools & Filters

	3929

Credit

Unknown or Incomplete

CVSSv2 Score

CVSSv2 Base Score = 7.5
Source: nvd.nist.gov | Generated: 2007-02-27 | Disagree?

Blogs

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This section lists the latest news and blogs found via the daylife API (and for older items, the technorati API), which mention or otherwise discuss this vulnerability.

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