72 matches found
Dead.Letter-CVE-2026-45185
CVE-2026-45185 — "Dead.Letter" Exim Vulnerability Scanner A shell script for detecting whether a Linux system is vulnerable to CVE-2026-45185, a use-after-free in the Exim mail transfer agent that can lead to remote code execution. Designed for use in CI/CD pipelines, configuration management...
cve-2026-45185-detection-script
CVE-2026-45185 Detection Scripts c SECPlayground Platform —https://www.secplayground.com These detection scripts are property of the SECPlayground Platform. Two safe detection scripts. Neither drives the closenotify-mid-BDAT trigger, so they will not crash the daemon or leave panic-log entries...
CVE-2026-45185
CVE-2026-45185 — Dead.Letter: Exim Heap UAF to Remote Root CVSS 9.8 Critical | Exim 4.97–4.99.2 | Ubuntu / GnuTLS builds | Unauthenticated Full write-up with GDB trace, step-by-step analysis, and global exposure data: https://0init.github.io/cve-2026-45185-dead-letter-exim-rce.html What is it...
Astra Linux – Vulnerability in exim4
In versions of Exim prior to 4.99.3, and under certain GnuTLS configurations, there is a remotely reachable use-after-free in the BDAT body parsing path. This issue is triggered when a client sends a TLS closenotify message during a CHUNKING transfer, followed by a final cleartext byte on the sam...
Exploit for CVE-2026-45185
CVE-2026-45185 Nuclei Template Validation Lab This repository...
The vulnerability was exploited in Exim.
The developers of Exim introduced a vulnerability in the Exim Mail Transfer Agent versions prior to 4.99.3. This vulnerability involves a use-after-free in the BDAT body parsing process, specifically when certain GnuTLS backend configurations are used. An unauthorized attacker can exploit this...
SUSE CVE-2026-45185
Exim before 4.99.3, in certain GnuTLS configurations, has a remotely reachable use-after-free in the BDAT body parsing path. It is triggered when a client sends a TLS closenotify mid-body during a CHUNKING transfer, followed by a final cleartext byte on the same TCP connection. This can lead to...
Exim 4.99.2 Memory Corruption
A remotely reachable memory corruption issue was discovered in Exim's GnuTLS backend. The vulnerability is triggered during BDAT message body handling when a client sends a TLS closenotify alert before the body transfer is complete, and then follows up with a final byte in cleartext on the same T...
The vulnerability of the ungetc() function in the BDAT/CHUNKING component of the email server Exim, which allows a hacker to execute arbitrary code.
The vulnerability of the ungetc function in the BDAT/CHUNKING component of the email server Exim relates to the use of memory after it is freed. Exploiting this vulnerability could allow a remote attacker to execute arbitrary code...
EUVD-2026-29824
Exim before 4.99.3, in certain GnuTLS configurations, has a remotely reachable use-after-free in the BDAT body parsing path. It is triggered when a client sends a TLS closenotify mid-body during a CHUNKING transfer, followed by a final cleartext byte on the same TCP connection. This can lead to...
CVE-2026-45185
Exim before 4.99.3, in certain GnuTLS configurations, has a remotely reachable use-after-free in the BDAT body parsing path. It is triggered when a client sends a TLS closenotify mid-body during a CHUNKING transfer, followed by a final cleartext byte on the same TCP connection. This can lead to...
UBUNTU-CVE-2026-45185
Exim before 4.99.3, in certain GnuTLS configurations, has a remotely reachable use-after-free in the BDAT body parsing path. It is triggered when a client sends a TLS closenotify mid-body during a CHUNKING transfer, followed by a final cleartext byte on the same TCP connection. This can lead to...
New Exim BDAT Vulnerability Exposes GnuTLS Builds to Potential Code Execution
Exim has released security updates to address a severe security issue affecting certain configurations that could enable memory corruption and potential code execution. Exim is an open-source Mail Transfer Agent MTA designed for Unix-like systems to receive, route, and deliver email. The...
USN-8270-1 exim4 vulnerability
It was discovered that Exim incorrectly handled BDAT body parsing. A remote attacker could use this issue to cause Exim to crash, resulting in a denial of service, or possibly execute arbitrary code...
CVE-2026-45185
Exim before 4.99.3, in certain GnuTLS configurations, has a remotely reachable use-after-free in the BDAT body parsing path. It is triggered when a client sends a TLS closenotify mid-body during a CHUNKING transfer, followed by a final cleartext byte on the same TCP connection. This can lead to...
CVE-2026-45185
Exim before 4.99.3, in certain GnuTLS configurations, has a remotely reachable use-after-free in the BDAT body parsing path. It is triggered when a client sends a TLS closenotify mid-body during a CHUNKING transfer, followed by a final cleartext byte on the same TCP connection. This can lead to...
CVE-2026-45185
Exim before 4.99.3, in certain GnuTLS configurations, has a remotely reachable use-after-free in the BDAT body parsing path. It is triggered when a client sends a TLS closenotify mid-body during a CHUNKING transfer, followed by a final cleartext byte on the same TCP connection. This can lead to...
CVE-2026-45185
Exim (MTA) vulnerability CVE-2026-45185 is a use-after-free in the BDAT body parsing when using GnuTLS. Triggered by a TLS close_notify mid-body during a CHUNKING transfer followed by a final cleartext byte on the same TCP connection, it can cause heap corruption and potential arbitrary code exec...