Vulnerability Name:

CVE-2017-9468 (CCN-126876)

Assigned:2017-06-06
Published:2017-06-06
Updated:2019-03-14
Summary: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.
CVSS v3 Severity:7.5 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
6.5 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
7.5 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
6.5 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
CVSS v2 Severity:5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
7.8 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
Vulnerability Type:CWE-476
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2017-9468

Source: CONFIRM
Type: Mailing List, Patch, Third Party Advisory
http://openwall.com/lists/oss-security/2017/06/06/4

Source: DEBIAN
Type: Third Party Advisory
DSA-3885

Source: BID
Type: Third Party Advisory, VDB Entry
99015

Source: CCN
Type: BID-99015
Irssi CVE-2017-9468 Denial of Service Vulnerability

Source: SECTRACK
Type: Third Party Advisory, VDB Entry
1038621

Source: XF
Type: UNKNOWN
irssi-cve20179468-dos(126876)

Source: CCN
Type: IRSSI-SA-2017-06 Irssi Security Advisory
Two vulnerabilities have been located in Irssi

Source: CONFIRM
Type: Patch, Vendor Advisory
https://irssi.org/security/irssi_sa_2017_06.txt

Vulnerable Configuration:Configuration 1:
  • cpe:/a:irssi:irssi:*:*:*:*:*:*:*:* (Version <= 1.0.2)

    • Configuration 2:
  • cpe:/o:debian:debian_linux:8.0:*:*:*:*:*:*:*
  • OR cpe:/o:debian:debian_linux:9.0:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:irssi:irssi:1.0.1:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:20179468
    V
    		CVE-2017-9468
    2022-06-30
    oval:org.opensuse.security:def:112443
    P
    		irssi-1.2.3-2.4 on GA media (Moderate)
    2022-01-17
    oval:org.opensuse.security:def:105949
    P
    		irssi-1.2.3-2.4 on GA media (Moderate)
    2021-10-01
    oval:org.opensuse.security:def:25662
    P
    		Security update for apache-commons-httpclient (Important)
    2020-12-01
    oval:org.opensuse.security:def:25135
    P
    		Security update for xen (Important)
    2020-12-01
    oval:org.opensuse.security:def:25507
    P
    		Security update for git (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:24933
    P
    		Security update for libvirt (Important)
    2020-12-01
    oval:org.opensuse.security:def:25706
    P
    		Security update for mariadb (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:25216
    P
    		Security update for permissions (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:25560
    P
    		Security update for openldap2 (Important)
    2020-12-01
    oval:org.opensuse.security:def:24944
    P
    		Security update for ghostscript (Important)
    2020-12-01
    oval:org.opensuse.security:def:26344
    P
    		Security update for mbedtls (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:25273
    P
    		Security update for ceph (Important)
    2020-12-01
    oval:org.opensuse.security:def:25648
    P
    		Security update for python36 (Important)
    2020-12-01
    oval:org.opensuse.security:def:25008
    P
    		Security update for perl (Important)
    2020-12-01
    oval:org.opensuse.security:def:26379
    P
    		Security update for irssi (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:25357
    P
    		Security update for squid (Important)
    2020-12-01
    oval:com.ubuntu.xenial:def:201794680000000
    V
    		CVE-2017-9468 on Ubuntu 16.04 LTS (xenial) - low.
    2017-06-07
    oval:com.ubuntu.trusty:def:20179468000
    V
    		CVE-2017-9468 on Ubuntu 14.04 LTS (trusty) - low.
    2017-06-06
    oval:com.ubuntu.xenial:def:20179468000
    V
    		CVE-2017-9468 on Ubuntu 16.04 LTS (xenial) - low.
    2017-06-06
    BACK
    irssi irssi *
    debian debian linux 8.0
    debian debian linux 9.0
    irssi irssi 1.0.1