Re: [oss-security] New SMTP smuggling attack

2024-04-30 Thread Steffen Nurpmeso
Mark Esler wrote in : |To mitigate future end-of-data sequence attacks, like SMTP Smuggling, MTAs |should comply with RFC 5321 section 4.1.1.4 [0] to strip control |characters other than , , , and in the DATA section of |SMTP messages. Given that RFC 733 is from 1977 and RFC 822 is from 1982

Re: [oss-security] New SMTP smuggling attack

2024-04-30 Thread Erik Auerswald
Hi Mark, On Mon, Apr 29, 2024 at 08:19:52PM -0500, Mark Esler wrote: > > To mitigate future end-of-data sequence attacks, like SMTP Smuggling, > MTAs should comply with RFC 5321 section 4.1.1.4 [0] to strip control > characters other than , , , and in the DATA section > of SMTP messages. This i

[oss-security] Re: New SMTP smuggling attack

2024-04-30 Thread nightmare . yeah27
On Mon, Apr 29, 2024 at 08:19:52PM GMT, Mark Esler wrote: > To mitigate future end-of-data sequence attacks, like SMTP > Smuggling, MTAs should comply with RFC 5321 section 4.1.1.4 [0] to > strip control characters other than , , , and in > the DATA section of SMTP messages. [...] > As per RFC

[oss-security] Re: Telegram Web app XSS / Session Hijacking 1-click

2024-04-30 Thread Pedro Batista
CVE-2024-33905 On Sun, Apr 28, 2024 at 5:59 PM Pedro Batista wrote: > Hi oss-security, > I would like to share a vulnerability I reported on Telegram Web > application which is Open Source (https://github.com/morethanwords/tweb). > The vulnerability is a XSS that can be exploited to achieve sess

Re: [oss-security] New SMTP smuggling attack

2024-04-30 Thread Mark Esler
To mitigate future end-of-data sequence attacks, like SMTP Smuggling, MTAs should comply with RFC 5321 section 4.1.1.4 [0] to strip control characters other than , , , and in the DATA section of SMTP messages. > 4.1.1.4. DATA (DATA) > >The receiver normally sends a 354 response to DATA, and

Re: [oss-security] Update on the distro-backdoor-scanner effort

2024-04-30 Thread Jacob Bachmeyer
Vegard Nossum wrote: [...] Hi, Masquerading a shell command as a pkg-config variable definition is trivial (but probably still detectable) since you can just do: foobar=/usr echo hi which AFAIK is a valid pkg-config variable definition but also a valid shell command. You are correct, but mak

Re: [oss-security] libksieve (used by kmail/kontact) sent password as username

2024-04-30 Thread Salvatore Bonaccorso
On Thu, Apr 25, 2024 at 06:10:54PM +0200, Jonas Schäfer wrote: > Hello list, > > Managesieve is a protocol to configure the email filtering system Sieve via > TCP/IP. It is typically authenticated just like IMAP is. The managesieve > client implementation in KDE (libksieve) had a bug which used