Full Disclosure mailing list archives
Re: Symlink vulnerabilities
From: xD 0x41 <secn3t () gmail com>
Date: Fri, 28 Oct 2011 00:56:35 +1100
Oh man thats awesome paper... I love to read tavs stuff but, yea...hmmm. i also PMd vlad, and, exactly showed him, it is same place where it is failing, well, when it comes to clipping in the shell, exactly, it even complains ion removing a file, yet this is also,. in its cocde :s so, something is not winnin and, im so tired ill speak more on this in morning but, i trust you, itcannot be exploited, in any way, it will only cause corruption of tar and compression utils, at most. gnite and, thx for this paper, ill read it b4 i switch the lamp off cheers mate. xd On 28 October 2011 00:51, Jeffrey Walton <noloader () gmail com> wrote:
On Thu, Oct 27, 2011 at 9:43 AM, xD 0x41 <secn3t () gmail com> wrote:[SNIP] This means that right after the "ln" command AND before "/tmp/dd" is launched, the user can replace the directory "/tmp/dd" by a shell script with the same name ("/tmp/dd"). You try to change and fiddle here, it would need alot better than just the current shell scripting, and, even then, i dnt think it would win the race conditiobn.See Bishop and Dilger's paper: nob.cs.ucdavis.edu/bishop/papers/1996-compsys/racecond.pdf
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Current thread:
- Re: Symlink vulnerabilities, (continued)
- Re: Symlink vulnerabilities Valdis . Kletnieks (Oct 25)
- Re: Symlink vulnerabilities xD 0x41 (Oct 25)
- Re: Symlink vulnerabilities Tavis Ormandy (Oct 25)
- Re: Symlink vulnerabilities Michal Zalewski (Oct 25)
- Re: Symlink vulnerabilities dave bl (Oct 25)
- Re: Symlink vulnerabilities Ryan Sears (Oct 25)
- Re: Symlink vulnerabilities bugs (Oct 25)
- Re: Symlink vulnerabilities vladz (Oct 27)
- Re: Symlink vulnerabilities xD 0x41 (Oct 27)
- Re: Symlink vulnerabilities Jeffrey Walton (Oct 27)
- Re: Symlink vulnerabilities xD 0x41 (Oct 27)
- Re: Symlink vulnerabilities Valdis . Kletnieks (Oct 27)
- Re: Symlink vulnerabilities bugs (Oct 27)
- Re: Symlink vulnerabilities xD 0x41 (Oct 27)
- Message not available
- Re: Symlink vulnerabilities bugs (Oct 27)
- Re: Symlink vulnerabilities Valdis . Kletnieks (Oct 27)
- Re: Symlink vulnerabilities Valdis . Kletnieks (Oct 27)
- Re: Symlink vulnerabilities Andrew Farmer (Oct 27)
- Re: Symlink vulnerabilities Valdis . Kletnieks (Oct 27)
- Re: Symlink vulnerabilities GloW - XD (Oct 27)
- Re: Symlink vulnerabilities halfdog (Oct 27)