Thank you for the reply.

*Thanks,*
*Reej*


On Sun, Dec 12, 2021 at 12:38 PM Walter Underwood <wun...@wunderwood.org>
wrote:

> Solr 4 does NOT have the vulnerability. You do not have to do anything.
>
> From the Solr Security page:
>
> 2021-12-10, Apache Solr affected by Apache Log4J CVE-2021-44228
>
> Severity: Critical
>
> Versions Affected: 7.4.0 to 7.7.3, 8.0.0 to 8.11.0
>
> https://solr.apache.org/security.html <
> https://solr.apache.org/security.html>
>
> Solr 4 is before Solr 7.4, so it is not affected by this problem.
>
> wunder
> Walter Underwood
> wun...@wunderwood.org
> http://observer.wunderwood.org/  (my blog)
>
> > On Dec 11, 2021, at 8:28 PM, Reej Nayagam <reej...@gmail.com> wrote:
> >
> > Thank you for your reply.
> >
> > It mentions Dlog4j2 but with solr4 it is log4j1.2.17
> > Can we use this command
> >
> >   - -*Dlog4j2*.formatMsgNoLookups=true
> >
> >
> > On Sun, 12 Dec 2021 at 12:03 PM, Raveendra Yerraguntla
> > <raveend...@yahoo.com.invalid> wrote:
> >
> >>
> >>   - -Dlog4j2.formatMsgNoLookups=true
> >>
> >>
> >> restart jvm with the above param and should work.
> >>
> >>
> >>
> >>
> >>
> >>    On Saturday, December 11, 2021, 09:51:54 PM EST, Reej Nayagam <
> >> reej...@gmail.com> wrote:
> >>
> >> Hi All,
> >>
> >> In production we are using solr4 which uses log4j-1.2.17.jar.
> >>
> >> Can someone say the mitigation option for solr4
> >>
> >> Thanks
> >> Reej
> >> --
> >> *Thanks,*
> >> *Reej*
> >>
> >
> > --
> > *Thanks,*
> > *Reej*
>
>

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