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CVE
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CVE-2017-17843Date: (C)2017-12-29   (M)2023-12-22


An issue was discovered in Enigmail before 1.9.9 that allows remote attackers to trigger use of an intended public key for encryption, because incorrect regular expressions are used for extraction of an e-mail address from a comma-separated list, as demonstrated by a modified Full Name field and a homograph attack, aka TBE-01-002.

CVSS Score and Metrics +CVSS Score and Metrics -

CVSS V3 Severity:CVSS V2 Severity:
CVSS Score : 5.9CVSS Score : 4.3
Exploit Score: 2.2Exploit Score: 8.6
Impact Score: 3.6Impact Score: 2.9
 
CVSS V3 Metrics:CVSS V2 Metrics:
Attack Vector: NETWORKAccess Vector: NETWORK
Attack Complexity: HIGHAccess Complexity: MEDIUM
Privileges Required: NONEAuthentication: NONE
User Interaction: NONEConfidentiality: NONE
Scope: UNCHANGEDIntegrity: PARTIAL
Confidentiality: NONEAvailability: NONE
Integrity: HIGH 
Availability: NONE 
  
Reference:
DSA-4070
https://lists.debian.org/debian-lts-announce/2017/12/msg00021.html
https://enigmail.net/download/other/Enigmail%20Pentest%20Report%20by%20Cure53%20-%20Excerpt.pdf
https://lists.debian.org/debian-security-announce/2017/msg00333.html
https://www.mail-archive.com/enigmail-users%40enigmail.net/msg04280.html

CPE    3
cpe:/o:debian:debian_linux:9.0
cpe:/a:enigmail:enigmail
cpe:/o:debian:debian_linux:8.0
OVAL    1
oval:org.secpod.oval:def:603220

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