8299 : PuTTY modpow() Pre-authentication Arbitrary Code Execution
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Info

Last Modified
6 months ago

Percent Complete
100%

Disclosure
Aug 04, 2004

Discovery
Unknown

Dates

Exploit
Aug 04, 2004

Solution
Unknown

Description

 PuTTy contains a flaw that may allow a malicious user to execute arbitrary code. The issue is triggered when an attacker sends specially crafted packets to a client during authentication. It is possible that the flaw may allow the attacker to compromise and execute arbitrary code resulting in a loss of confidentiality, and integrity.

Classification

 Location: Remote/Network Access Required
Attack Type: Input Manipulation
Impact: Loss of Integrity
Exploit: Exploit Available
Disclosure: OSVDB Verified

Solution

 Upgrade to version 0.55 or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products
Simon Tatham
Watch-list
PuTTY
Watch-list
 0.53
0.45
0.46
0.47
0.49
0.50
0.51
0.52
0.54
0.48
0.53b

References

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 14236

Credit
  • CORE Security - advisoriesBrand New Doo Doocoresecurity.com - Core Security Technologies

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