Race condition in wget 1.17 and earlier, when used in recursive or mirroring mode to download a single file, might allow remote servers to bypass intended access list restrictions by keeping an HTTP connection open.
The product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently.
Link | Tags |
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http://www.openwall.com/lists/oss-security/2016/08/27/2 | mailing list |
http://lists.opensuse.org/opensuse-updates/2017-01/msg00007.html | vendor advisory |
http://lists.opensuse.org/opensuse-updates/2016-09/msg00044.html | third party advisory vendor advisory |
http://www.securityfocus.com/bid/93157 | vdb entry |
https://www.exploit-db.com/exploits/40824/ | exploit |
http://lists.gnu.org/archive/html/bug-wget/2016-08/msg00083.html | exploit mailing list |
http://lists.gnu.org/archive/html/bug-wget/2016-08/msg00134.html | mailing list |
https://lists.debian.org/debian-lts-announce/2020/01/msg00031.html | mailing list |