| Summary: | <net-misc/curl-7.47.1: NTLM credentials not-checked for proxy connection re-use (CVE-2016-0755) | ||
|---|---|---|---|
| Product: | Gentoo Security | Reporter: | Agostino Sarubbo <ago> |
| Component: | Vulnerabilities | Assignee: | Gentoo Security <security> |
| Status: | RESOLVED FIXED | ||
| Severity: | normal | CC: | blueness, gregkh |
| Priority: | Normal | ||
| Version: | unspecified | ||
| Hardware: | All | ||
| OS: | Linux | ||
| URL: | https://bugzilla.redhat.com/show_bug.cgi?id=1302263 | ||
| Whiteboard: | A3 [glsa cve] | ||
| Package list: | Runtime testing required: | --- | |
This issue is fixed in 7.47.0 release: o NTLM: do not resuse proxy connections without diff proxy credentials [34] CVE-2016-0755 (http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-0755): The ConnectionExists function in lib/url.c in libcurl before 7.47.0 does not properly re-use NTLM-authenticated proxy connections, which might allow remote attackers to authenticate as other users via a request, a similar issue to CVE-2014-0015. Added to existing GLSA. This issue was resolved and addressed in GLSA 201701-47 at https://security.gentoo.org/glsa/201701-47 by GLSA coordinator Thomas Deutschmann (whissi). This issue was resolved and addressed in GLSA 201701-47 at https://security.gentoo.org/glsa/201701-47 by GLSA coordinator Thomas Deutschmann (whissi). |
From ${URL} : A vulnerability was found in a way libcurl uses NTLM-authenticated proxy connections. Libcurl will reuse NTLM-authenticated proxy connections without properly making sure, that the connection was authenticated with the same credentials as set for this transfer. Upstream bug report: http://curl.haxx.se/docs/adv_20160127A.html Upstream patch: http://curl.haxx.se/CVE-2016-0755.patch @maintainer(s): after the bump, in case we need to stabilize the package, please let us know if it is ready for the stabilization or not.