9.8

CVE-2020-8955

irc_mode_channel_update in plugins/irc/irc-mode.c in WeeChat through 2.7 allows remote attackers to cause a denial of service (buffer overflow and application crash) or possibly have unspecified other impact via a malformed IRC message 324 (channel mode).

Data is provided by the National Vulnerability Database (NVD)
Weechat ≫ Weechat Version >= 0.3.8 <= 2.7
Fedoraproject ≫ Fedora Version30
Fedoraproject ≫ Fedora Version31
Fedoraproject ≫ Fedora Version32
Opensuse ≫ Backports Sle Version15.0 Update-
Opensuse ≫ Backports Sle Version15.0 Updatesp1
Opensuse ≫ Leap Version15.1
Debian ≫ Debian Linux Version8.0
Debian ≫ Debian Linux Version9.0
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Type Source Score Percentile
EPSS FIRST.org 14.21% 0.941
CVSS Metriken
Source Base Score Exploit Score Impact Score Vector string
nvd@nist.gov 9.8 3.9 5.9
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
nvd@nist.gov 7.5 10 6.4
AV:N/AC:L/Au:N/C:P/I:P/A:P
CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.