Re: [mailop] new exploit?

2023-01-14 Thread Ángel via mailop
On 2023-01-14 at 17:33 +0200, Mary wrote: > Thank you, I'll take a closer look, because Shellshock implies that > somehow the SMTPD executes a bash script, which I find highly > unlikely. That is why I thought they are trying to exploit something > further down the pipeline (Logstash, Prometheus, e

Re: [mailop] new exploit?

2023-01-14 Thread Benny Pedersen via mailop
Mary via mailop skrev den 2023-01-14 16:33: Thank you, I'll take a closer look, because Shellshock implies that somehow the SMTPD executes a bash script, which I find highly unlikely. That is why I thought they are trying to exploit something further down the pipeline (Logstash, Prometheus, etc).

Re: [mailop] new exploit?

2023-01-14 Thread Bill Cole via mailop
On 2023-01-14 at 09:16:05 UTC-0500 (Sat, 14 Jan 2023 16:16:05 +0200) Mary via mailop is rumored to have said: Within the past several days, I've been monitoring a kind of exploit that affects the 'from' RCPT part of the smtp conversation: ``` postfix/postscreen[633104]: PREGREET 8 after 0.09

Re: [mailop] new exploit?

2023-01-14 Thread Mary via mailop
Thank you, I'll take a closer look, because Shellshock implies that somehow the SMTPD executes a bash script, which I find highly unlikely. That is why I thought they are trying to exploit something further down the pipeline (Logstash, Prometheus, etc). On Sat, 14 Jan 2023 14:41:17 + Col

Re: [mailop] new exploit?

2023-01-14 Thread Collider via mailop
I received one of these bad girls to my Nightmare Mail (fork of notqmail), albeit with a different argument to the attempted wget command (which was never processed, though my mailserver was able to successfully make delivery of this technically non-compliant message). It seems to my friends to

[mailop] new exploit?

2023-01-14 Thread Mary via mailop
Within the past several days, I've been monitoring a kind of exploit that affects the 'from' RCPT part of the smtp conversation: ``` postfix/postscreen[633104]: PREGREET 8 after 0.09 from [159.89.232.70]:52350: HELO x\r\n postfix/postscreen[633104]: NOQUEUE: reject: RCPT from [159.89.232.70]:52