[syslinux] Some passwords failed in simple menu (menu.c32) - Part II

Steven Shiau steven at nchc.org.tw
Tue Oct 4 02:39:35 PDT 2005

Got it, and now it works.
Appreciate that.


H. Peter Anvin wrote:
> H. Peter Anvin wrote:
>> Steven Shiau wrote:
>>> [Forgot to mail to the mailing list, do it now.]
>>> Hi HPA:
>>> As we post in
>>> http://syslinux.zytor.com/archives/2005-September/005894.html
>>> Some passwords failed in simple menu (menu.c32) in syslinux 3.11.
>>> Recently we tried more, and we found more:
>>> fat, matt, wayne, bear, new or 54321 all fail.
>>> All the method is the same as we described in
>>> http://syslinux.zytor.com/archives/2005-September/005894.html
>> Are you using the same seed for all of them (I think you used "x" as 
>> the seed in the previous email)?  Is there any commonality, e.g. that 
>> the encoded password contains, say, slashes?
> Problem found: the base64 decoder handles plus signs incorrectly.  A fix 
> has been pushed out as syslinux-3.20-pre3, or you can generate passwords 
> with different salts until you get ones without plus signs in the encoding.
> In general, you should *NOT* specify the salt, but let the program pick 
> a random one.
>     -hpa

Say YES to Openoffice.org (www.openoffice.org, openoffice.nchc.org.tw).
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Steven Shiau [Chinese Big5] 蕭志榥
NCHC [Chinese Big5] 國家高速網路與計算中心
E-mail: steven _at_ nchc org tw; steven _at_ stick idv tw

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