High severity · published Feb 24, 2017
CVE-2017-6309
An issue was discovered in tnef before 1.4.13
7.8
CVSS
1.4%
EPSS
No
On KEV
Description
An issue was discovered in tnef before 1.4.13. Two type confusions have been identified in the parse_file() function. These might lead to invalid read and write operations, controlled by an attacker.
CVSS vector
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.4% · higher than 73% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
8.0 · source: NVD
TN
Tnef · Tnef Project
through 1.4.12 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-6309
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-6309
Third Party Advisory
http://www.debian.org/security/2017/dsa-3798
Third Party Advisory
http://www.securityfocus.com/bid/96427
Patch
https://github.com/verdammelt/tnef/blob/master/ChangeLog
Issue Tracking
https://github.com/verdammelt/tnef/commit/8dccf79857ceeb7a6d3e42c1e762e7b865d5344d
Third Party Advisory
https://security.gentoo.org/glsa/201708-02
Patch
https://www.x41-dsec.de/lab/advisories/x41-2017-004-tnef/
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