Vulnerability 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 Score
7.5
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Libarchive | Libarchive | 3.2.1 |
| Opensuse | Leap | 42.2 |
Related Weaknesses (CWE)
References
- http://lists.opensuse.org/opensuse-updates/2016-12/msg00027.htmlThird Party Advisory
- http://www.openwall.com/lists/oss-security/2016/10/16/11Mailing ListPatchThird Party Advisory
- http://www.securityfocus.com/bid/93781Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1037668
- https://blogs.gentoo.org/ago/2016/09/11/libarchive-bsdtar-stack-based-buffer-ovePatchThird Party AdvisoryVDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1377926Issue TrackingPatch
- https://github.com/libarchive/libarchive/commit/e37b620fe8f14535d737e89a4dcabaedIssue TrackingPatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/11/msg00037.html
- https://security.gentoo.org/glsa/201701-03PatchThird Party AdvisoryVDB Entry
- http://lists.opensuse.org/opensuse-updates/2016-12/msg00027.htmlThird Party Advisory
- http://www.openwall.com/lists/oss-security/2016/10/16/11Mailing ListPatchThird Party Advisory
- http://www.securityfocus.com/bid/93781Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1037668
- https://blogs.gentoo.org/ago/2016/09/11/libarchive-bsdtar-stack-based-buffer-ovePatchThird Party AdvisoryVDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1377926Issue TrackingPatch
FAQ
What is CVE-2016-8687?
CVE-2016-8687 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 fil...
How severe is CVE-2016-8687?
CVE-2016-8687 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2016-8687?
Check the references section above for vendor advisories and patch information. Affected products include: Libarchive Libarchive, Opensuse Leap.