Vulnerabilities (CVE)

Filtered by vendor Irssi Subscribe
Filtered by product Irssi
Total 41 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2006-0458 1 Irssi 1 Irssi 2024-11-21 5.0 MEDIUM 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 2024-11-20 5.0 MEDIUM 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-2002-1840 1 Irssi 1 Irssi 2024-11-20 10.0 HIGH 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 2024-11-20 5.0 MEDIUM 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-2023-29132 1 Irssi 1 Irssi 2024-02-28 N/A 5.3 MEDIUM
Irssi 1.3.x and 1.4.x before 1.4.4 has a use-after-free because of use of a stale special collector reference. This occurs when printing of a non-formatted line is concurrent with printing of a formatted line.
CVE-2019-15717 2 Canonical, Irssi 2 Ubuntu Linux, Irssi 2024-02-28 7.5 HIGH 9.8 CRITICAL
Irssi 1.2.x before 1.2.2 has a use-after-free if the IRC server sends a double CAP.
CVE-2019-13045 1 Irssi 1 Irssi 2024-02-28 6.8 MEDIUM 8.1 HIGH
Irssi before 1.0.8, 1.1.x before 1.1.3, and 1.2.x before 1.2.1, when SASL is enabled, has a use after free when sending SASL login to the server.
CVE-2019-5882 2 Canonical, Irssi 2 Ubuntu Linux, Irssi 2024-02-28 7.5 HIGH 9.8 CRITICAL
Irssi 1.1.x before 1.1.2 has a use after free when hidden lines are expired from the scroll buffer.
CVE-2018-7054 3 Canonical, Debian, Irssi 3 Ubuntu Linux, Debian Linux, Irssi 2024-02-28 7.5 HIGH 9.8 CRITICAL
An issue was discovered in Irssi before 1.0.7 and 1.1.x before 1.1.1. There is a use-after-free when a server is disconnected during netsplits. NOTE: this issue exists because of an incomplete fix for CVE-2017-7191.
CVE-2018-7051 3 Canonical, Debian, Irssi 3 Ubuntu Linux, Debian Linux, Irssi 2024-02-28 5.0 MEDIUM 7.5 HIGH
An issue was discovered in Irssi before 1.0.7 and 1.1.x before 1.1.1. Certain nick names could result in out-of-bounds access when printing theme strings.
CVE-2018-7050 3 Canonical, Debian, Irssi 3 Ubuntu Linux, Debian Linux, Irssi 2024-02-28 5.0 MEDIUM 7.5 HIGH
An issue was discovered in Irssi before 1.0.7 and 1.1.x before 1.1.1. A NULL pointer dereference occurs for an "empty" nick.
CVE-2018-7052 3 Canonical, Debian, Irssi 3 Ubuntu Linux, Debian Linux, Irssi 2024-02-28 5.0 MEDIUM 7.5 HIGH
An issue was discovered in Irssi before 1.0.7 and 1.1.x before 1.1.1. When the number of windows exceeds the available space, a crash due to a NULL pointer dereference would occur.
CVE-2018-7053 3 Canonical, Debian, Irssi 3 Ubuntu Linux, Debian Linux, Irssi 2024-02-28 7.5 HIGH 9.8 CRITICAL
An issue was discovered in Irssi before 1.0.7 and 1.1.x before 1.1.1. There is a use-after-free when SASL messages are received in an unexpected order.
CVE-2018-5205 3 Canonical, Debian, Irssi 3 Ubuntu Linux, Debian Linux, Irssi 2024-02-28 5.0 MEDIUM 7.5 HIGH
When using incomplete escape codes, Irssi before 1.0.6 may access data beyond the end of the string.
CVE-2018-5207 2 Debian, Irssi 2 Debian Linux, Irssi 2024-02-28 5.0 MEDIUM 7.5 HIGH
When using an incomplete variable argument, Irssi before 1.0.6 may access data beyond the end of the string.
CVE-2017-15723 2 Debian, Irssi 2 Debian Linux, Irssi 2024-02-28 5.0 MEDIUM 7.5 HIGH
In Irssi before 1.0.5, overlong nicks or targets may result in a NULL pointer dereference while splitting the message.
CVE-2018-5208 2 Debian, Irssi 2 Debian Linux, Irssi 2024-02-28 7.5 HIGH 9.8 CRITICAL
In Irssi before 1.0.6, a calculation error in the completion code could cause a heap buffer overflow when completing certain strings.
CVE-2017-15228 1 Irssi 1 Irssi 2024-02-28 5.0 MEDIUM 7.5 HIGH
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 2024-02-28 4.3 MEDIUM 5.9 MEDIUM
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-2017-9469 2 Debian, Irssi 2 Debian Linux, Irssi 2024-02-28 5.0 MEDIUM 7.5 HIGH
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.