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High severity · published Feb 15, 2017
CVE-2016-8687
Stack-based buffer overflow in the safe_fprintf function in tar/util.c in libarchive 3.2.1 allows remote attackers to cause a denial of service via a crafted non-printable…
7.5
CVSS
5.3%
EPSS
No
On KEV
Description
Stack-based buffer overflow in the safe_fprintf function in tar/util.c in libarchive 3.2.1 allows remote attackers to cause a denial of service via a crafted non-printable multibyte character in a filename.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)5.3% · higher than 93% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LE
Leap · Opensuse
42.2 · source: NVD
LI
Libarchive · Libarchive
3.2.1 · source: NVD
Affected product
LI
Libarchive
Libarchive
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-8687
CVE.org
https://www.cve.org/CVERecord?id=CVE-2016-8687
Third Party Advisory
http://lists.opensuse.org/opensuse-updates/2016-12/msg00027.html
Mailing List
http://www.openwall.com/lists/oss-security/2016/10/16/11
Third Party Advisory
http://www.securityfocus.com/bid/93781
www.securitytracker.com
http://www.securitytracker.com/id/1037668
Patch
https://blogs.gentoo.org/ago/2016/09/11/libarchive-bsdtar-stack-based-buffer-overflow-in-bsdtar_expand_char-util-c/
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=1377926
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