PT-2018-1057 · Exim +3 · Exim +3

Name of the Vulnerable Software and Affected Versions: Exim versions prior to 4.90.1 Description: An issue in the base64d function in the SMTP listener of Exim can cause a buffer overflow when processing handcrafted messages. This can be exploited to execute code remotely. The vulnerability is...

Internet Bug Bounty: Exim use-after-free vulnerability while reading mail header involving BDAT commands

Original article is here Use-after-free in receivemsg leads to RCE Vulnerability Analysis To explain this bug, we need to start with the memory management of exim. There is a series of functions starts with store such as storeget, storerelease, storereset. These functions are used to manage...

UBUNTU-CVE-2017-16943

The receivemsg function in receive.c in the SMTP daemon in Exim 4.88 and 4.89 allows remote attackers to execute arbitrary code or cause a denial of service use-after-free via vectors involving BDAT commands...

DEBIAN-CVE-2017-16944

The receivemsg function in receive.c in the SMTP daemon in Exim 4.88 and 4.89 allows remote attackers to cause a denial of service infinite loop and stack exhaustion via vectors involving BDAT commands and an improper check for a '.' character signifying the end of the content, related to the...

PT-2017-3323

Name of the Vulnerable Software and Affected Versions Exim versions 4.88 through 4.89 Description The issue is related to the receive msg function in receive.c within the SMTP daemon of Exim. It allows remote attackers to execute arbitrary code or cause a denial of service due to a use-after-free...

USN-3322-1 exim4 vulnerability

It was discovered that Exim did not properly deallocate memory when processing certain command line arguments. A local attacker could use this in conjunction with a vulnerability in the underlying kernel to possibly execute arbitrary code and gain administrative privileges...

UBUNTU-CVE-2017-1000369

Exim supports the use of multiple "-p" command line arguments which are malloc'ed and never free'ed, used in conjunction with other issues allows attackers to cause arbitrary code execution. This affects exim version 4.89 and earlier. Please note that at this time upstream has released a patch...

CVE-2016-1531

Exim before 4.86.2, when installed setuid root, allows local users to gain privileges via the perlstartup argument...

Exploit for Out-of-bounds Write in Gnu Glibc

PoC exploit for CVE-2015-0235, a Glibc Gethostbyname DoS vulne...

CVE-2014-2957

The dmarcprocess function in dmarc.c in Exim before 4.82.1, when EXPERIMENTALDMARC is enabled, allows remote attackers to execute arbitrary code via the From header in an email, which is passed to the expandstring function...

DEBIAN-CVE-2014-2972

expand.c in Exim before 4.83 expands mathematical comparisons twice, which allows local users to gain privileges and execute arbitrary commands via a crafted lookup value...

CVE-2014-2972

expand.c in Exim before 4.83 expands mathematical comparisons twice, which allows local users to gain privileges and execute arbitrary commands via a crafted lookup value...

UBUNTU-CVE-2014-2957

The dmarcprocess function in dmarc.c in Exim before 4.82.1, when EXPERIMENTALDMARC is enabled, allows remote attackers to execute arbitrary code via the From header in an email, which is passed to the expandstring function...

CVE-2014-2972

expand.c in Exim before 4.83 expands mathematical comparisons twice, which allows local users to gain privileges and execute arbitrary commands via a crafted lookup value...

CVE-2011-1764

Format string vulnerability in the dkimeximverifyfinish function in src/dkim.c in Exim before 4.76 might allow remote attackers to execute arbitrary code or cause a denial of service daemon crash via format string specifiers in data used in DKIM logging, as demonstrated by an identity field...

Exim < 4.76 dkim_exim_verify_finish Remote Format String Vulnerability

Binary data 5911.prm...

CVE-2011-0017

The openlog function in log.c in Exim 4.72 and earlier does not check the return value from 1 setuid or 2 setgid system calls, which allows local users to append log data to arbitrary files via a symlink attack...

DEBIAN-CVE-2011-0017

The openlog function in log.c in Exim 4.72 and earlier does not check the return value from 1 setuid or 2 setgid system calls, which allows local users to append log data to arbitrary files via a symlink attack...

Rootkit Being Used in Attacks on Exim Bug

Attackers have begun using the bug in the Exim mailer that was disclosed earlier this week to install a rootkit on machines running vulnerable versions of the software. The vulnerability in Exim, which is a mail transfer agent used on Unix-based machines, came to light on Monday and can result in...

CVE-2010-4344

Heap-based buffer overflow in the stringvformat function in string.c in Exim before 4.70 allows remote attackers to execute arbitrary code via an SMTP session that includes two MAIL commands in conjunction with a large message containing crafted headers, leading to improper rejection logging...