Vulnerability CVE-1999-1111


Published: 1999-11-09   Modified: 2012-02-12

Description:
Vulnerability in StackGuard before 1.21 allows remote attackers to bypass the Random and Terminator Canary security mechanisms by using a non-linear attack which directly modifies a pointer to a return address instead of using a buffer overflow to reach the return address entry itself.

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Immunix -> Stackguard 

 References:
http://marc.info/?l=bugtraq&m=94218618329838&w=2
http://www.securityfocus.com/bid/786
https://exchange.xforce.ibmcloud.com/vulnerabilities/3524

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