squid3: The Squid Software Foundation Squid HTTP Caching Proxy version prior to version 4.0.23 contains a NULL Pointer Derefe...
CVE-2018-1000027 is fixed in 6 products on 1 platform, first by squid 3.5.23-5ubuntu2, released January 28, 2018. It is not reported as exploited. Patch Radar priority: Routine.
The Squid Software Foundation Squid HTTP Caching Proxy version prior to version 4.0.23 contains a NULL Pointer Dereference vulnerability in HTTP Response X-Forwarded-For header processing that can result in Denial of Service to all clients of the proxy. This attack appear to be exploitable via Remote HTTP server responding with an X-Forwarded-For header to certain types of HTTP request. This vulnerability appears to have been fixed in 4.0.23 and later.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| squid · Ubuntu 18.04.6 LTS (bionic) | 3.5.23-5ubuntu2 | squid 3.5.23-5ubuntu2 | Jan 28, 2018 |
| squid-cgi · Ubuntu 18.04.6 LTS (bionic) | 3.5.23-5ubuntu2 | squid-cgi 3.5.23-5ubuntu2 | Jan 28, 2018 |
| squid-common · Ubuntu 18.04.6 LTS (bionic) | 3.5.23-5ubuntu2 | squid-common 3.5.23-5ubuntu2 | Jan 28, 2018 |
| squid-purge · Ubuntu 18.04.6 LTS (bionic) | 3.5.23-5ubuntu2 | squid-purge 3.5.23-5ubuntu2 | Jan 28, 2018 |
| squid3 · Ubuntu 18.04.6 LTS (bionic) | 3.5.23-5ubuntu2 | squid3 3.5.23-5ubuntu2 | Jan 28, 2018 |
| squidclient · Ubuntu 18.04.6 LTS (bionic) | 3.5.23-5ubuntu2 | squidclient 3.5.23-5ubuntu2 | Jan 28, 2018 |
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