[exim] Re: [exim-announce] Exim security release 4.96.1

2023-10-06 Thread Frank Elsner via Exim-users
On Thu, 5 Oct 2023 23:15:37 +0200 Heiko Schlittermann via Exim-announce wrote: > Dear Users, > > probably *you* didn't miss it (but we failed to send the announcement > here¹): we published a security release exim-4.96.1 with the fixes we > have so far. More fixes will follow, as an other security

[exim] Re: [exim-announce] Exim security release 4.96.1

2023-10-06 Thread Frank Elsner via Exim-users
On Thu, 5 Oct 2023 23:15:37 +0200 Heiko Schlittermann via Exim-announce wrote: > Dear Users, > > probably *you* didn't miss it (but we failed to send the announcement > here¹): we published a security release exim-4.96.1 with the fixes we > have so far. More fixes will follow, as an other security

[exim] Re: [exim-announce] Exim security release 4.96.1

2023-10-06 Thread Frank Elsner via Exim-users
On Thu, 5 Oct 2023 23:15:37 +0200 Heiko Schlittermann via Exim-announce wrote: > Dear Users, > > probably *you* didn't miss it (but we failed to send the announcement > here¹): we published a security release exim-4.96.1 with the fixes we > have so far. More fixes will follow, as an other security

[exim] Re: [exim-announce] Exim security release 4.96.1

2023-10-06 Thread Heiko Schlittermann via Exim-users
Frank Elsner (Fr 06 Okt 2023 09:13:30 CEST): > On Thu, 5 Oct 2023 23:15:37 +0200 Heiko Schlittermann via Exim-announce wrote: > > Dear Users, > > > > probably *you* didn't miss it (but we failed to send the announcement > > here¹): we published a security release exim-4.96.1 with the fixes we > >

[exim] Re: Is sender verification possible on a server that is used as a smarthost?

2023-10-06 Thread Jasen Betts via Exim-users
On 2023-10-04, Mario Emmenlauer via Exim-users wrote: > On 04.10.23 16:34, Chris Siebenmann wrote: >>> Now I would like to configure this server as a smarthost, so it will >>> forward emails from my desktop computers (without static IP or DNS). >>> Also, I'd like to have unique mailnames for each

[exim] Re: Mitigation statement for CVE-2023-42119

2023-10-06 Thread Jasen Betts via Exim-users
On 2023-10-04, Slavko via Exim-users wrote: > Dňa 4. 10. o 8:45 Florian Zumbiehl via Exim-users napísal(a): > >> responses--however, if that recursive resolver is on a different machine >> than exim itself, which probably is a common setup, then an attacker with >> access to the same local network

[exim] Re: Mitigation statement for CVE-2023-42119

2023-10-06 Thread Slavko via Exim-users
Dňa 6. októbra 2023 2:22:10 UTC používateľ Jasen Betts via Exim-users napísal: >> Please, do you want to tell, that having resolver on localhost prevents >> to exploit this? > >It does not prevent the exploit, but to execute the exploit you'd need >root permissions, which kind of makes it moot,

[exim] Re: Mitigation statement for CVE-2023-42119

2023-10-06 Thread Andreas Metzler via Exim-users
On 2023-10-06 Slavko via Exim-users wrote: [...] > hmm, i still cannot get how "network adjacent" is related to root > privileges. But my head never was good for attacks... Hello, Afaiui the attack will require special DNS packets that would not be sent out by a real recursive resolver. i.e. the

[exim] Re: Mitigation statement for CVE-2023-42119

2023-10-06 Thread Slavko via Exim-users
Dňa 6. októbra 2023 16:24:27 UTC používateľ Andreas Metzler via Exim-users napísal: >On 2023-10-06 Slavko via Exim-users wrote: >[...] >> hmm, i still cannot get how "network adjacent" is related to root >> privileges. But my head never was good for attacks... > >Hello, >Afaiui the attack will r

[exim] Re: Mitigation statement for CVE-2023-42119

2023-10-06 Thread Ian Z via Exim-users
On Fri, Oct 06, 2023 at 06:24:27PM +0200, Andreas Metzler via Exim-users wrote: > The person (?) sending mails from ZDI does not answer any questions but > sends out unrelated canned responses. :-( That's how it seems to me too -- thanks for helping me regain some self-confidence :-P Does anyone

[exim] Re: Mitigation statement for CVE-2023-42119

2023-10-06 Thread Kurt Jaeger via Exim-users
Hi! > Does anyone know who ZDI *is* ? What does the abbreviation stand for? ZDI stands for zero-day-initiative. https://www.zerodayinitiative.com/about/ https://nitter.net/thezdi -- p...@opsec.eu+49 171 3101372Now what ? -- ## subscription configuration (requi

[exim] Re: Mitigation statement for CVE-2023-42119

2023-10-06 Thread Heiko Schlittermann via Exim-users
Hi, Andreas Metzler via Exim-users (Fr 06 Okt 2023 18:24:27 CEST): > Hello, > Afaiui the attack will require special DNS packets that would not be > sent out by a real recursive resolver. i.e. the attacker needs to change > these packets directly by being in between the resolver and the machine

[exim] Release of exim-4.97-RC2 (including the available fixes)

2023-10-06 Thread Heiko Schlittermann via Exim-users
Dear Exim users, we released another release candidate: exim-4.97-RC2. This RC contains the available security fixes. More will follow. Here is a short excerpt of the Git log: * 7b3b8d119 - (tag: exim-4.97-RC2, origin/master) Testsuite: retire perl smartmatch use (24 hours ago) Bernard Quaterma