CVE-2020-10958

CVSS V2 Medium 5 CVSS V3 Medium 5.3
Description
In Dovecot before 2.3.10.1, a crafted SMTP/LMTP message triggers an unauthenticated use-after-free bug in submission-login, submission, or lmtp, and can lead to a crash under circumstances involving many newlines after a command.
Overview
  • CVE ID
  • CVE-2020-10958
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Modified
  • Published Version
  • 2020-05-18T14:15:11
  • Last Modified Date
  • 2020-05-28T04:15:11
Weakness Enumerations
CWE URL
CWE-416 http://cwe.mitre.org/data/definitions/416.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:dovecot:dovecot:*:*:*:*:*:*:*:* 1 OR 2.3.10.1
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:N/I:N/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • PARTIAL
  • Base Score
  • 5
  • Severity
  • MEDIUM
  • Exploitability Score
  • 10
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • LOW
  • Base Score
  • 5.3
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 3.9
  • Impact Score
  • 1.4
References
Reference URL Reference Tags
https://dovecot.org/security Vendor Advisory
https://www.openwall.com/lists/oss-security/2020/05/18/1 Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2020/05/18/1 Mailing List Third Party Advisory
http://seclists.org/fulldisclosure/2020/May/37 Exploit Third Party Advisory
http://packetstormsecurity.com/files/157771/Open-Xchange-Dovecot-2.3.10-Null-Pointer-Dereference-Denial-Of-Service.html
https://www.debian.org/security/2020/dsa-4690
https://usn.ubuntu.com/4361-1/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VVUWHUUAFPC6XGIXYFIPTNBXLHPNM4W6/
http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00059.html
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TTZN2VW55ZC2AQBGBJMLRJSZIKSB2NS6/
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2020-10958
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-10958
History
Created Old Value New Value Data Type Notes
2022-05-10 17:30:22 Added to TrackCVE
2022-12-04 16:38:34 2020-05-18T14:15Z 2020-05-18T14:15:11 CVE Published Date updated
2022-12-04 16:38:34 2020-05-28T04:15:11 CVE Modified Date updated
2022-12-04 16:38:34 Modified Vulnerability Status updated