High severity · published May 26, 2021
CVE-2009-3721
Multiple directory traversal and buffer overflow vulnerabilities were discovered in yTNEF, and in Evolution's TNEF parser that is derived from yTNEF
7.8
CVSS
1.6%
EPSS
No
On KEV
Description
Multiple directory traversal and buffer overflow vulnerabilities were discovered in yTNEF, and in Evolution's TNEF parser that is derived from yTNEF. A crafted email could cause these applications to write data in arbitrary locations on the filesystem, crash, or potentially execute arbitrary code when decoding attachments.
CVSS vector
CVSS:3.1/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)1.6% · higher than 76% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
EV
Evolution · Gnome
All versions, or not specified · source: NVD
YT
Ytnef · Ytnef Project
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2009-3721
CVE.org
https://www.cve.org/CVERecord?id=CVE-2009-3721
Third Party Advisory
http://www.ocert.org/advisories/ocert-2009-013.html
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=521662
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