EIP-2026-102813

PRE-CVE

Debian bsdmainutils 6.0.14 - Calendar Information Disclosure

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-102813. PoCs published by Steven Van Acker.

AI-analyzed exploit summary This exploit leverages a lack of file authorization checks in the calendar utility of bsdmainutils on Debian systems. By creating a malicious calendar file with embedded content from sensitive files (e.g., /etc/shadow), an attacker can disclose arbitrary file contents when the utility is run as superuser with the '-a' argument.

Description

Debian bsdmainutils 6.0.14 - Calendar Information Disclosure

Exploits (1)

exploitdb WORKING POC VERIFIED
by Steven Van Acker · clocallinux
https://www.exploit-db.com/exploits/24421

This exploit leverages a lack of file authorization checks in the calendar utility of bsdmainutils on Debian systems. By creating a malicious calendar file with embedded content from sensitive files (e.g., /etc/shadow), an attacker can disclose arbitrary file contents when the utility is run as superuser with the '-a' argument.

Classification
Working Poc 90%
Attack Type
Info Leak
Complexity
Trivial
Reliability
Reliable
Target: bsdmainutils < 6.0.15 (Debian GNU/Linux)
No auth needed
Prerequisites: Local access to the system · Ability to create a calendar file in a location processed by the utility · Utility must be run as superuser with the '-a' argument
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026