Search Results (43 CVEs found)

CVE Vendors Products Updated CVSS v3.1
CVE-2002-1840 1 Irssi 1 Irssi 2026-04-16 N/A
irssi IRC client 0.8.4, when downloaded after 14-March-2002, could contain a backdoor in the configuration file, which allows remote attackers to access the system.
CVE-2002-0983 1 Irssi 1 Irssi 2026-04-16 N/A
IRC client irssi in irssi-text before 0.8.4 allows remote attackers to cause a denial of service (crash) via an IRC channel that has a long topic followed by a certain string, possibly triggering a buffer overflow.
CVE-2006-0458 1 Irssi 1 Irssi 2026-04-16 N/A
The DCC ACCEPT command handler in irssi before 0.8.9+0.8.10rc5-0ubuntu4.1 in Ubuntu Linux, and possibly other distributions, allows remote attackers to cause a denial of service (application crash) via certain crafted arguments in a DCC command.
CVE-2003-1020 2 Irssi, Mandrakesoft 2 Irssi, Mandrake Linux 2026-04-16 N/A
The format_send_to_gui function in formats.c for irssi before 0.8.9 allows remote IRC users to cause a denial of service (crash).
CVE-2017-15227 1 Irssi 1 Irssi 2025-04-20 N/A
Irssi before 1.0.5, while waiting for the channel synchronisation, may incorrectly fail to remove destroyed channels from the query list, resulting in use-after-free conditions when updating the state later on.
CVE-2017-7191 1 Irssi 1 Irssi 2025-04-20 N/A
The netjoin processing in Irssi 1.x before 1.0.2 allows attackers to cause a denial of service (use-after-free) and possibly execute arbitrary code via unspecified vectors.
CVE-2017-9469 2 Debian, Irssi 2 Debian Linux, Irssi 2025-04-20 N/A
In Irssi before 1.0.3, when receiving certain incorrectly quoted DCC files, it tries to find the terminating quote one byte before the allocated memory. Thus, remote attackers might be able to cause a crash.
CVE-2017-5356 2 Debian, Irssi 2 Debian Linux, Irssi 2025-04-20 N/A
Irssi before 0.8.21 allows remote attackers to cause a denial of service (out-of-bounds read and crash) via a string containing a formatting sequence (%[) without a closing bracket (]).
CVE-2017-10965 1 Irssi 1 Irssi 2025-04-20 N/A
An issue was discovered in Irssi before 1.0.4. When receiving messages with invalid time stamps, Irssi would try to dereference a NULL pointer.
CVE-2017-10966 1 Irssi 1 Irssi 2025-04-20 N/A
An issue was discovered in Irssi before 1.0.4. While updating the internal nick list, Irssi could incorrectly use the GHashTable interface and free the nick while updating it. This would then result in use-after-free conditions on each access of the hash table.
CVE-2017-5195 1 Irssi 1 Irssi 2025-04-20 N/A
Irssi 0.8.17 before 0.8.21 allows remote attackers to cause a denial of service (out-of-bounds read and crash) via a crafted ANSI x8 color code.
CVE-2017-15228 1 Irssi 1 Irssi 2025-04-20 N/A
Irssi before 1.0.5, when installing themes with unterminated colour formatting sequences, may access data beyond the end of the string.
CVE-2017-15722 2 Debian, Irssi 2 Debian Linux, Irssi 2025-04-20 N/A
In certain cases, Irssi before 1.0.5 may fail to verify that a Safe channel ID is long enough, causing reads beyond the end of the string.
CVE-2017-15723 2 Debian, Irssi 2 Debian Linux, Irssi 2025-04-20 N/A
In Irssi before 1.0.5, overlong nicks or targets may result in a NULL pointer dereference while splitting the message.
CVE-2017-5194 2 Debian, Irssi 2 Debian Linux, Irssi 2025-04-20 N/A
Use-after-free vulnerability in Irssi before 0.8.21 allows remote attackers to cause a denial of service (crash) via an invalid nick message.
CVE-2017-5193 2 Debian, Irssi 2 Debian Linux, Irssi 2025-04-20 N/A
The nickcmp function in Irssi before 0.8.21 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a message without a nick.
CVE-2016-7553 1 Irssi 1 Buf.pl 2025-04-20 N/A
The buf.pl script before 2.20 in Irssi before 0.8.20 uses weak permissions for the scrollbuffer dump file created between upgrades, which might allow local users to obtain sensitive information from private chat conversations by reading the file.
CVE-2017-5196 1 Irssi 1 Irssi 2025-04-20 5.9 Medium
Irssi 0.8.18 before 0.8.21 allows remote attackers to cause a denial of service (out-of-bounds read and crash) via vectors involving strings that are not UTF8.
CVE-2017-15721 2 Debian, Irssi 2 Debian Linux, Irssi 2025-04-20 N/A
In Irssi before 1.0.5, certain incorrectly formatted DCC CTCP messages could cause a NULL pointer dereference. This is a separate, but similar, issue relative to CVE-2017-9468.
CVE-2017-9468 2 Debian, Irssi 2 Debian Linux, Irssi 2025-04-20 N/A
In Irssi before 1.0.3, when receiving a DCC message without source nick/host, it attempts to dereference a NULL pointer. Thus, remote IRC servers can cause a crash.