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ubuntucveUbuntu.comUB:CVE-2021-40516
HistorySep 05, 2021 - 12:00 a.m.

CVE-2021-40516

2021-09-0500:00:00
ubuntu.com
ubuntu.com
11

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

0.004 Low

EPSS

Percentile

72.4%

JSON

WeeChat before 3.2.1 allows remote attackers to cause a denial of service
(crash) via a crafted WebSocket frame that trigger an out-of-bounds read in
plugins/relay/relay-websocket.c in the Relay plugin.

Bugs

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchweechat< 1.9.1-1ubuntu1+esm1UNKNOWN
ubuntu20.04noarchweechat< 2.8-1ubuntu0.1~esm1UNKNOWN
ubuntu16.04noarchweechat< 1.4-2ubuntu0.1+esm1UNKNOWN

Related

alpinelinux 1
cve 1
openvas 3
suse 1
debiancve 1
nessus 3
mageia 1
osv 3
prion 1
cnvd 1
debian 1
ubuntu 1
alpinelinux
alpinelinux
CVE-2021-40516
2021-09-05 18:15:00
cve
cve
CVE-2021-40516
2021-09-05 18:15:00
openvas
openvas
Mageia: Security Advisory (MGASA-2021-0466)
2022-01-28 00:00:00
Debian: Security Advisory (DLA-2770-1)
2021-10-01 00:00:00
Ubuntu: Security Advisory (USN-5258-1)
2023-01-27 00:00:00
suse
suse
Security update for weechat (moderate)
2022-03-18 00:00:00
debiancve
debiancve
CVE-2021-40516
2021-09-05 18:15:00
nessus
nessus
openSUSE 15 Security Update : weechat (openSUSE-SU-2022:0083-1)
2022-03-20 00:00:00
Debian DLA-2770-1 : weechat - LTS security update
2021-10-01 00:00:00
Ubuntu 16.04 ESM / 18.04 ESM / 20.04 ESM : WeeChat vulnerabilities (USN-5258-1)
2023-10-16 00:00:00
mageia
mageia
Updated weechat packages fix security vulnerability
2021-10-06 22:41:56
osv
osv
CVE-2021-40516
2021-09-05 18:15:07
weechat - security update
2021-09-30 00:00:00
weechat vulnerabilities
2022-02-04 16:38:24
prion
prion
Out-of-bounds
2021-09-05 18:15:00
cnvd
cnvd
WeeChat Buffer Overflow Vulnerability (CNVD-2021-70118)
2021-09-07 00:00:00
debian
debian
[SECURITY] [DLA 2770-1] weechat security update
2021-09-30 12:06:58
ubuntu
ubuntu
WeeChat vulnerabilities
2022-02-04 00:00:00

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

0.004 Low

EPSS

Percentile

72.4%

JSON
Related for UB:CVE-2021-40516
alpinelinux1cve1openvas3suse1debiancve1nessus3mageia1osv3prion1cnvd1debian1ubuntu1