Date: Thu, 06 Aug 2015 10:55:39 +0200 From: Martin Prpic <mprpic@...hat.com> To: oss-security@...ts.openwall.com Cc: jbuberel@...gle.com, cve-assign@...re.org Subject: Re: Re: CVE Request - Go net/http library - HTTP smuggling Hi, this looks like it needs a CVE as well: https://github.com/golang/go/commit/26049f6f9171d1190f3bbe05ec304845cfe6399f https://github.com/golang/go/issues/12027 Can you please assign one? Thank you! -- Martin Prpič / Red Hat Product Security cve-assign@...re.org writes: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA256 > >> https://github.com/golang/go/commit/117ddcb83d7f42d6aa72241240af99ded81118e9 >> >> * Invalid headers are parsed as valid headers (like "Content Length:" with a >> space in the middle) > > For purposes of CVE assignments, we feel that this needs to be > categorized separately from the other parts of the report. The primary > factor is that there are different sets of affected versions. This > behavior apparently was not present in all versions of Go: it was > added in February 2012. Also, it is not really an error in determining > the semantics of a set of headers; it's a security-relevant error in > interpretation of the syntax of an individual header. > > Use CVE-2015-5739. > > >> https://github.com/golang/go/commit/300d9a21583e7cf0149a778a0611e76ff7c6680f >> >> * Double Content-length headers in a request does not generate a 400 error, >> the second Content-length is ignored > > Use CVE-2015-5740 for the reporter's finding of a security-relevant > RFC 7230 3.3.3 4 violation ("MUST respond with a 400 (Bad Request) > status code"). > > > 300d9a21583e7cf0149a778a0611e76ff7c6680f also has code changes that > were not mentioned in your "as provided by the reporter" section. Our > interpretation is that there were separate internal discoveries of > other security-relevant RFC 7230 violations, such as "MUST NOT send a > Content-Length header field in any message that contains a > Transfer-Encoding header field." Use CVE-2015-5741 for one or more > internal discoveries reflected in > 300d9a21583e7cf0149a778a0611e76ff7c6680f. > > > Finally, if there is a code change in > 300d9a21583e7cf0149a778a0611e76ff7c6680f that is exclusively for the > purposes of hardening (i.e., no RFC requires the change as a smuggling > security fix, and the code change is not for addressing an > individually exploitable problem), then that code change is outside > the scope of CVE. > > - -- > CVE assignment team, MITRE CVE Numbering Authority > M/S M300 > 202 Burlington Road, Bedford, MA 01730 USA > [ PGP key available through http://cve.mitre.org/cve/request_id.html ] > -----BEGIN PGP SIGNATURE----- > Version: GnuPG v1 > > iQEcBAEBCAAGBQJVwjr0AAoJEKllVAevmvms4SgH/1K26OmJwLV0/D+IgSIcWq8q > ecN2DlngcNpU7W/fq9o/brN4hoMGVzh/aEPU3JIqC0JbY0OhidPe/DZmqLcndnwb > iQ4wS4r89akrzZpdOYc09oBlqyxKtto1exwFHWqqdVIbBjHdq+nQhEBwYGyjf/XK > 0DyEX6f72Msa//HFhNKycOKM4KPKsi1Gh5Dl+L9nddWnPdTnTSHoIdD+RGmXDDkD > 8i6WI/e5QVrGL2g24mrpefDUWX/p9T/cx9LR1hiiUUDuvns40NVz11E1i8PD2fv3 > wRzEjUqyt94syYh9PNa0+ZFH7sPUyYOhnpi3/1UzRkSUSI++FfpDFrq3rOEZ4Jk= > =rNSr > -----END PGP SIGNATURE-----
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