- Vulnerability/
- USN-3527-1
USN-3527-1: Irssi vulnerabilities
First published: Wed Jan 10 2018(Updated: )
Joseph Bisch discovered that Irssi incorrectly handled incomplete escape codes. If a user were tricked into using malformed commands or opening malformed files, an attacker could use this issue to cause Irssi to crash, resulting in a denial of service. (CVE-2018-5205) Joseph Bisch discovered that Irssi incorrectly handled settings the channel topic without specifying a sender. A malicious IRC server could use this issue to cause Irssi to crash, resulting in a denial of service. (CVE-2018-5206) Joseph Bisch discovered that Irssi incorrectly handled incomplete variable arguments. If a user were tricked into using malformed commands or opening malformed files, an attacker could use this issue to cause Irssi to crash, resulting in a denial of service. (CVE-2018-5207) Joseph Bisch discovered that Irssi incorrectly handled completing certain strings. An attacker could use this issue to cause Irssi to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2018-5208)
| Affected Software | Affected Version | How to fix |
|---|---|---|
| All of | ||
| ubuntu/irssi | <1.0.4-1ubuntu2.2 | 1.0.4-1ubuntu2.2 |
| Ubuntu Ubuntu | =17.10 | |
| All of | ||
| ubuntu/irssi | <0.8.20-2ubuntu2.3 | 0.8.20-2ubuntu2.3 |
| Ubuntu Ubuntu | =17.04 | |
| All of | ||
| ubuntu/irssi | <0.8.19-1ubuntu1.6 | 0.8.19-1ubuntu1.6 |
| Ubuntu Ubuntu | =16.04 | |
| All of | ||
| ubuntu/irssi | <0.8.15-5ubuntu3.4 | 0.8.15-5ubuntu3.4 |
| Ubuntu Ubuntu | =14.04 |
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Reference Links
- https://ubuntu.com/security/CVE-2018-5205
- https://ubuntu.com/security/CVE-2018-5206
- https://ubuntu.com/security/CVE-2018-5207
- https://ubuntu.com/security/CVE-2018-5208
- https://launchpad.net/ubuntu/+source/irssi/1.0.4-1ubuntu2.2
- https://launchpad.net/ubuntu/+source/irssi/0.8.20-2ubuntu2.3
- https://launchpad.net/ubuntu/+source/irssi/0.8.19-1ubuntu1.6
- https://launchpad.net/ubuntu/+source/irssi/0.8.15-5ubuntu3.4
- https://ubuntu.com/security/notices/USN-3527-1 (Advisory)
Child vulnerabilities
(Contains the following vulnerabilities)
- agent/severity
- agent/type
- agent/softwarecombine
- agent/first-publish-date
- agent/last-modified-date
- agent/title
- agent/references
- agent/tags
- agent/description
- agent/event
- collector/usn
- source/Ubuntu
- agent/software-canonical-lookup
- agent/trending
- package-manager/ubuntu
- vendor/ubuntu
- canonical/ubuntu ubuntu
- version/ubuntu ubuntu/17.10
- version/ubuntu ubuntu/17.04
- version/ubuntu ubuntu/16.04
- version/ubuntu ubuntu/14.04