National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2017-17846 Detail

Current Description

An issue was discovered in Enigmail before 1.9.9. Regular expressions are exploitable for Denial of Service, because of attempts to match arbitrarily long strings, aka TBE-01-003.

Source:  MITRE      Last Modified:  12/22/2017      View Analysis Description

Quick Info

CVE Dictionary Entry:
CVE-2017-17846
Original release date:
12/27/2017
Last revised:
02/03/2018
Source:
US-CERT/NIST

Impact

CVSS Severity (version 3.0):
CVSS v3 Base Score:
7.5 High
Vector:
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H (legend)
Impact Score:
3.6
Exploitability Score:
3.9
CVSS Version 3 Metrics:
Attack Vector (AV):
Network
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
None
Integrity (I):
None
Availability (A):
High
CVSS Severity (version 2.0):
CVSS v2 Base Score:
5.0 MEDIUM
Vector:
(AV:N/AC:L/Au:N/C:N/I:N/A:P) (legend)
Impact Subscore:
2.9
Exploitability Subscore:
10.0
CVSS Version 2 Metrics:
Access Vector:
Network exploitable
Access Complexity:
Low
Authentication:
Not required to exploit
Impact Type:
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource Type Source Name
https://enigmail.net/download/other/Enigmail%20Pentest%20Report%20by%20Cure53%20-%20Excerpt.pdf Third Party Advisory; Vendor Advisory External Source MISC https://enigmail.net/download/other/Enigmail%20Pentest%20Report%20by%20Cure53%20-%20Excerpt.pdf
https://lists.debian.org/debian-lts-announce/2017/12/msg00021.html External Source MLIST [debian-lts-announce] 20171223 [SECURITY] [DLA 1219-1] enigmail security update
https://lists.debian.org/debian-security-announce/2017/msg00333.html Third Party Advisory External Source MISC https://lists.debian.org/debian-security-announce/2017/msg00333.html
https://www.debian.org/security/2017/dsa-4070 Third Party Advisory External Source DEBIAN DSA-4070
https://www.mail-archive.com/enigmail-users@enigmail.net/msg04280.html Mailing List; Third Party Advisory External Source MISC https://www.mail-archive.com/enigmail-users@enigmail.net/msg04280.html

Technical Details

Vulnerability Type (View All)

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