Bug 1649068 (CVE-2018-19052) - CVE-2018-19052 lighttpd: path traversal in mod_alias_physical_handler in mod_alias.c
Summary: CVE-2018-19052 lighttpd: path traversal in mod_alias_physical_handler in mod_...
Keywords:
Status: CLOSED UPSTREAM
Alias: CVE-2018-19052
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1649069
Blocks:
TreeView+ depends on / blocked
 
Reported: 2018-11-12 20:26 UTC by Laura Pardo
Modified: 2019-09-29 15:02 UTC (History)
3 users (show)

Fixed In Version:
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Last Closed: 2019-06-10 10:42:30 UTC
Embargoed:


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Description Laura Pardo 2018-11-12 20:26:45 UTC
An issue was discovered in mod_alias_physical_handler in mod_alias.c in lighttpd before 1.4.50. There is potential ../ path traversal of a single directory above an alias target, with a specific mod_alias configuration where the matched alias lacks a trailing '/' character, but the alias target filesystem path does have a trailing '/' character. 


References:
https://github.com/lighttpd/lighttpd1.4/commit/2105dae0f9d7a964375ce681e53cb165375f84c1

Comment 1 Laura Pardo 2018-11-12 20:27:25 UTC
Created lighttpd tracking bugs for this issue:

Affects: epel-6 [bug 1649069]

Comment 2 Product Security DevOps Team 2019-06-10 10:42:30 UTC
This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.


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