[openssl-users] Is the structure of this CMS object correct?

[Dr. Stephen Henson]

On Tue, Feb 23, 2016, Stephan M?hlstrasser wrote:

> Am 09.02.16 um 16:39 schrieb Erwann Abalea:
> >Bonjour Stephan,
> >
> >...
> >
> >PKCS#7 and CMS are pretty much interchangeable.
> >Here, your file is strictly not a PKCS#7v1.5, because in this version,
> >RecipientInfo wasn?t a CHOICE (see RFC2315 to see PKCS#7v1.5 definitions).
> >
> >How did you generate this structure? Adobe Acrobat?
> 
> The previous structure was generated with Adobe Acrobat XI.
> 
> I repeated the experiment with Adobe Acrobat DC, and something was
> changed in the structure of the CMS object, but it still does not
> look correct to me (full dumpasn1 output below).
> 
> It is clear to me that there is no problem with OpenSSL here, but I
> would appreciate it if someone with more authority on CMS and ASN.1
> than me could confirm that the CMS structure is broken and that
> OpenSSL is correct to reject it, thanks.
> 

To properly analyse the structure it would help if you included the file you
are trying to parse.

Steve.
--
Dr Stephen N. Henson. OpenSSL project core developer.
Commercial tech support now available see: http://www.openssl.org