VulnerabilityModified
CVE-2017-5193
The nickcmp function in Irssi before 0.8.21 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a message without a nick.
HIGH 7.5EPSS 5.59%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (5.59%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
The nickcmp function in Irssi before 0.8.21 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a message without a nick.
- CVSS 3.0
- 7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 5.59% probability · 92th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-476
- Affected
- irssi/irssi · debian/debian linux
- Source
- cve@mitre.org
References
- http://www.openwall.com/lists/oss-security/2017/01/06/1Mailing List, Third Party Advisory
- http://www.securityfocus.com/bid/95310Third Party Advisory, VDB Entry
- https://irssi.org/security/irssi_sa_2017_01.txtPatch, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2017/12/msg00022.htmlThird Party Advisory
- https://security.gentoo.org/glsa/201701-45Third Party Advisory
- http://www.openwall.com/lists/oss-security/2017/01/06/1Mailing List, Third Party Advisory
- http://www.securityfocus.com/bid/95310Third Party Advisory, VDB Entry
- https://irssi.org/security/irssi_sa_2017_01.txtPatch, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2017/12/msg00022.htmlThird Party Advisory
- https://security.gentoo.org/glsa/201701-45Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.