CVE-2017-15723
published 2017-10-22CVE-2017-15723: In Irssi before 1.0.5, overlong nicks or targets may result in a NULL pointer dereference while splitting the message.
PriorityP434high7.5CVSS 3.0
AVNACLPRNUINSUCNINAH
EPSS
2.30%
81.4th percentile
In Irssi before 1.0.5, overlong nicks or targets may result in a NULL pointer dereference while splitting the message.
Affected
10 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | debian_linux | — | — |
| debian | debian_linux | — | — |
| debian | irssi | < irssi 1.0.5-1 (bookworm) | irssi 1.0.5-1 (bookworm) |
| irssi | irssi | <= 1.0.4 | — |
| irssi | irssi | >= 0 < 1.0.5-1 | 1.0.5-1 |
| irssi | irssi | >= 0 < 1.0.5-1 | 1.0.5-1 |
| irssi | irssi | >= 0 < 1.0.5-1 | 1.0.5-1 |
| irssi | irssi | >= 0 < 1.0.5-1 | 1.0.5-1 |
| irssi | irssi | >= 0 < 0.8.15-5ubuntu3.3 | 0.8.15-5ubuntu3.3 |
| irssi | irssi | >= 0 < 0.8.19-1ubuntu1.5 | 0.8.19-1ubuntu1.5 |
CVSS provenance
nvdv3.07.5HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
nvdv2.05.0MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P
osv9.8CRITICAL
vendor_ubuntu9.8CRITICAL
vendor_debian7.5HIGH
vendor_redhat7.5HIGH
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Ubuntu
Irssi vulnerabilities
vendor_ubuntu·2017-10-26·CVSS 9.8
CVE-2017-10965 [CRITICAL] Irssi vulnerabilities
Title: Irssi vulnerabilities
Summary: Several security issues were fixed in Irssi.
Brian Carpenter discovered that Irssi incorrectly handled messages with
invalid time stamps. A malicious IRC server could use this issue to cause
Irssi to crash, resulting in a denial of service. (CVE-2017-10965)
Brian Carpenter discovered that Irssi incorrectly handled the internal nick
list. A malicious IRC server could use this issue to cause Irssi to crash,
resulting in a denial of service. (CVE-2017-10966)
Joseph Bisch discovered that Irssi incorrectly removed destroyed channels
from the query list. A malicious IRC server could use this issue to cause
Irssi to crash, resulting in a denial of service. (CVE-2017-15227)
Hanno Böck discovered that Irssi incorrectly handled themes. If a user were
tricke
Red Hat
irssi: NULL pointer dereference due to overlong nicks while splitting the message
vendor_redhat·2017-10-22·CVSS 7.5
CVE-2017-15723 [HIGH] CWE-476 irssi: NULL pointer dereference due to overlong nicks while splitting the message
irssi: NULL pointer dereference due to overlong nicks while splitting the message
In Irssi before 1.0.5, overlong nicks or targets may result in a NULL pointer dereference while splitting the message.
Statement: This issue did not affect the versions of irssi as shipped with Red Hat Enterprise Linux 6 and 7.
Package: irssi (Red Hat Enterprise Linux 6) - Not affected
Package: irssi (Red Hat Enterprise Linux 7) - Not affected
Debian
CVE-2017-15723: irssi - In Irssi before 1.0.5, overlong nicks or targets may result in a NULL pointer de...
vendor_debian·2017·CVSS 7.5
CVE-2017-15723 [HIGH] CVE-2017-15723: irssi - In Irssi before 1.0.5, overlong nicks or targets may result in a NULL pointer de...
In Irssi before 1.0.5, overlong nicks or targets may result in a NULL pointer dereference while splitting the message.
Scope: local
bookworm: resolved (fixed in 1.0.5-1)
bullseye: resolved (fixed in 1.0.5-1)
forky: resolved (fixed in 1.0.5-1)
sid: resolved (fixed in 1.0.5-1)
trixie: resolved (fixed in 1.0.5-1)
GHSA
GHSA-cpp6-928v-86fm: In Irssi before 1
ghsa_unreviewed·2022-05-14
CVE-2017-15723 [HIGH] CWE-476 GHSA-cpp6-928v-86fm: In Irssi before 1
In Irssi before 1.0.5, overlong nicks or targets may result in a NULL pointer dereference while splitting the message.
OSV
irssi vulnerabilities
osv·2017-10-26·CVSS 9.8
CVE-2017-10965 [CRITICAL] irssi vulnerabilities
irssi vulnerabilities
Brian Carpenter discovered that Irssi incorrectly handled messages with
invalid time stamps. A malicious IRC server could use this issue to cause
Irssi to crash, resulting in a denial of service. (CVE-2017-10965)
Brian Carpenter discovered that Irssi incorrectly handled the internal nick
list. A malicious IRC server could use this issue to cause Irssi to crash,
resulting in a denial of service. (CVE-2017-10966)
Joseph Bisch discovered that Irssi incorrectly removed destroyed channels
from the query list. A malicious IRC server could use this issue to cause
Irssi to crash, resulting in a denial of service. (CVE-2017-15227)
Hanno Böck discovered that Irssi incorrectly handled themes. If a user were
tricked into using a malicious theme, a attacker could use this issu
OSV
CVE-2017-15723: In Irssi before 1
osv·2017-10-22·CVSS 7.5
CVE-2017-15723 [HIGH] CVE-2017-15723: In Irssi before 1
In Irssi before 1.0.5, overlong nicks or targets may result in a NULL pointer dereference while splitting the message.
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2017-15227 CVE-2017-15228 CVE-2017-15721 CVE-2017-15722 CVE-2017-15723 irssi: various flaws [fedora-all]
bugzilla·2017-11-08·CVSS 7.5
CVE-2017-15227 [HIGH] CVE-2017-15227 CVE-2017-15228 CVE-2017-15721 CVE-2017-15722 CVE-2017-15723 irssi: various flaws [fedora-all]
CVE-2017-15227 CVE-2017-15228 CVE-2017-15721 CVE-2017-15722 CVE-2017-15723 irssi: various flaws [fedora-all]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of fedora-all.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.
NOTE: this issue affe
Bugzilla
CVE-2017-15723 irssi: NULL pointer dereference due to overlong nicks while splitting the message
bugzilla·2017-11-08·CVSS 7.5
CVE-2017-15723 [HIGH] CVE-2017-15723 irssi: NULL pointer dereference due to overlong nicks while splitting the message
CVE-2017-15723 irssi: NULL pointer dereference due to overlong nicks while splitting the message
In Irssi before 1.0.5, overlong nicks or targets may result in a NULL pointer dereference while splitting the message. This may result in a remote denial of service.
External References:
https://irssi.org/security/irssi_sa_2017_10.txt
Discussion:
Created irssi tracking bugs for this issue:
Affects: fedora-all [bug 1510963]
---
As far as I can tell, this was introduced sometime around version 0.8.17-rc2. The versions we ship are older.
---
Statement:
This issue did not affect the versions of irssi as shipped with Red Hat Enterprise Linux 6 and 7.
2017-10-22
Published