Date: Sat, 27 Jul 2013 01:08:14 -0600 From: Kurt Seifried <kseifried@...hat.com> To: oss-security@...ts.openwall.com Subject: Re: CVE Request: Insecure Software Download in pip -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On 07/25/2013 03:09 AM, Donald Stufft wrote: > I'd like to request a CVE for pip > (https://pypi.python.org/pypi/pip/). > > The mirroring support (-M, --use-mirrors) was implemented without > any sort of authenticity checks and is downloaded over plaintext > HTTP. Further more by default it will dynamically discover the list > of available mirrors by querying a DNS entry and extrapolating from > that data. It does not attempt to use any sort of method of > securing this querying of the DNS like DNSSEC. Software packages > are downloaded over these insecure links, unpacked, and then > typically the setup.py python file inside of them is executed. > > The vulnerable code is located at: - > https://github.com/pypa/pip/blob/develop/pip/index.py#L60-L64 - > https://github.com/pypa/pip/blob/develop/pip/index.py#L205-L207 - > https://github.com/pypa/pip/blob/develop/pip/index.py#L553-L572 - > https://github.com/pypa/pip/blob/develop/pip/index.py#L999-L1024 > > The affected versions are every released version since 0.8.1 which > are: 0.8.1, 0.8.2, 0.8.3, 1.0, 1.0.1, 1.0.2, 1.1, 1.2, 1.2.1, 1.3, > 1.3.1, 1.4 > > I'm not aware of this issue having ever had a CVE requested for it > and my attempts to search the CVE database did not appear to turn > up anything relevant but the search doesn't appear to be the > greatest so I may have missed it. > > I'm hoping to land a patch for this in a future release (current > iteration of patch available at > https://github.com/dstufft/pip/compare/remove-mirror-support) but > there is no planned fix version as of yet. > > ----------------- Donald Stufft PGP: 0x6E3CBCE93372DCFA // 7C6B > 7C5D 5E2B 6356 A926 F04F 6E3C BCE9 3372 DCFA Was it supposed to be secure (like was this explicitly supposed to be all encrypted/etc.)? This sounds more like security hardening than a security vulnerability. - -- Kurt Seifried Red Hat Security Response Team (SRT) PGP: 0x5E267993 A90B F995 7350 148F 66BF 7554 160D 4553 5E26 7993 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.13 (GNU/Linux) iQIcBAEBAgAGBQJR83HdAAoJEBYNRVNeJnmTZHAQALOm7lBjIZUCgej+8eW5YVut f6Z6KiJtJo1m5nITrtAxS9lg7vrwWZ4bg2VhRBT9NQ3kYCP4QHbD80O5jeC2timf xuelk/qX3htCG0Jl/of9N1VveGGc+IKd96se8QrR5ZdwSu6T5fbdEuXTvAuDSDXf a2ov7M6tw0K6/78VWrw9iqwpN+qnirfpgeNYtpt9opcQt67YR0YImbvKY/jHGIEz PrCWRLfsIjNgn4jKo1hDvjtoIo0AJ0cQGAQZi+hZbnK3/KbQK23qAA59OCElD0ZZ lfdiAbqXEuonyfH/DKA/dpB2kNKRb8rJpGh+SDGMfYFgrQv+Hw7x7DAd0a9js9Oi JBM9T1kWqTNtwSeN8WrOVVdR7VUKO3Up3+nzsd6et8c/3v2ZDEUgWWxnkA8qWSeS EaGvSjHWuHeR/DxEoZCQksiceeiWwS3glFVcSqXACH1JKroCU8e//AjB3awOhmkN cGSArMXGRtkvPwVt/eMmjA8UzXQPjnX+Q2NnkyepLeJuDm2PQPrQkciNAQ3TpfmZ t9tHO5E0NIfXQ3+W5YJhal4FHjue55ebK4K3ydj/QUiAe7gTFpqkTwA9+azXa8SS y7O/riAjm/Sr1veGnM3BNK4xGDmrNVdD0Cfjp0nq+CpXWpAqy/TipomsBcW6nPat R02LjbWbFPuoUAT0+xr4 =1uQa -----END PGP SIGNATURE-----
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