High severity · published Jun 7, 2017
CVE-2017-9468
In Irssi before 1.0.3, when receiving a DCC message without source nick/host, it attempts to dereference a NULL pointer
7.5
CVSS
3.7%
EPSS
No
On KEV
Description
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 vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)3.7% · higher than 90% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
8.0; 9.0 · source: NVD
IR
Irssi · Irssi
through 1.0.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-9468
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-9468
Mailing List
http://openwall.com/lists/oss-security/2017/06/06/4
Third Party Advisory
http://www.debian.org/security/2017/dsa-3885
Third Party Advisory
http://www.securityfocus.com/bid/99015
Third Party Advisory
http://www.securitytracker.com/id/1038621
Patch
https://irssi.org/security/irssi_sa_2017_06.txt
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