CVE-2020-9760

CVSS V2 High 7.5 CVSS V3 Critical 9.8
Description
An issue was discovered in WeeChat before 2.7.1 (0.3.4 to 2.7 are affected). When a new IRC message 005 is received with longer nick prefixes, a buffer overflow and possibly a crash can happen when a new mode is set for a nick.
Overview
  • CVE ID
  • CVE-2020-9760
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2020-03-23T16:15:17
  • Last Modified Date
  • 2022-04-01T15:39:04
Weakness Enumerations
CWE URL
CWE-120 http://cwe.mitre.org/data/definitions/120.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:weechat:weechat:*:*:*:*:*:*:*:* 1 OR 0.3.4 2.7.1
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:P/I:P/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • PARTIAL
  • Base Score
  • 7.5
  • Severity
  • HIGH
  • Exploitability Score
  • 10
  • Impact Score
  • 6.4
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 9.8
  • Base Severity
  • CRITICAL
  • Exploitability Score
  • 3.9
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://weechat.org/doc/security/ Vendor Advisory
https://github.com/weechat/weechat/commit/40ccacb4330a64802b1f1e28ed9a6b6d3ca9197f Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/03/msg00031.html Mailing List Third Party Advisory
https://security.gentoo.org/glsa/202003-51 Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/09/msg00018.html Mailing List Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2020-9760
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-9760
History
Created Old Value New Value Data Type Notes
2022-04-04 00:39:05 Added to TrackCVE
2022-12-04 13:16:41 2020-03-23T16:15Z 2020-03-23T16:15:17 CVE Published Date updated
2022-12-04 13:16:41 2022-04-01T15:39:04 CVE Modified Date updated
2022-12-04 13:16:41 Analyzed Vulnerability Status updated