National Vulnerability Database

National Vulnerability Database

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    Vulnerabilities Detail

CVE-2017-5356 Detail

Current Description

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 (]).

Source:  MITRE
Description Last Modified:  03/03/2017
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 7.5 HIGH
Vector: AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H (V3 legend)
Impact Score: 3.6
Exploitability Score: 3.9

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 5.0 MEDIUM
Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:P) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 10.0

Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Partial
Additional Information:
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://www.openwall.com/lists/oss-security/2017/01/12/8 Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2017/01/13/2 Mailing List Third Party Advisory
http://www.securityfocus.com/bid/96581
https://blog.fuzzing-project.org/55-Fuzzing-Irssi-with-Perl-Scripts.html Exploit Technical Description Third Party Advisory
https://irssi.org/security/irssi_sa_2017_01.txt Patch Vendor Advisory
https://lists.debian.org/debian-lts-announce/2017/12/msg00022.html

Technical Details

Vulnerability Type (View All)

Vulnerable software and versions Switch to CPE 2.2

Configuration 1
OR
cpe:2.3:a:irssi:irssi:*:*:*:*:*:*:*:*    versions up to (including) 0.8.17

Denotes Vulnerable Software
Are we missing a CPE here? Please let us know.

Change History

3 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2017-5356
NVD Published Date:
03/03/2017
NVD Last Modified:
02/03/2018