CVE-2017-8283 — CRITICAL (9.8)

Vulnerability Description

dpkg-source in dpkg 1.3.0 through 1.18.23 is able to use a non-GNU patch program and does not offer a protection mechanism for blank-indented diff hunks, which allows remote attackers to conduct directory traversal attacks via a crafted Debian source package, as demonstrated by use of dpkg-source on NetBSD.

CVSS Score

9.8

CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Debian	Dpkg	1.3.0

Related Weaknesses (CWE)

CWE-22

References

http://www.openwall.com/lists/oss-security/2017/04/20/2Mailing ListPatchThird Party Advisory
http://www.securityfocus.com/bid/98064Third Party AdvisoryVDB Entry
http://www.openwall.com/lists/oss-security/2017/04/20/2Mailing ListPatchThird Party Advisory
http://www.securityfocus.com/bid/98064Third Party AdvisoryVDB Entry

FAQ

What is CVE-2017-8283?

CVE-2017-8283 is a vulnerability with a CVSS score of 9.8 (CRITICAL). dpkg-source in dpkg 1.3.0 through 1.18.23 is able to use a non-GNU patch program and does not offer a protection mechanism for blank-indented diff hunks, which allows remote attackers to conduct direc...

How severe is CVE-2017-8283?

CVE-2017-8283 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2017-8283?

Check the references section above for vendor advisories and patch information. Affected products include: Debian Dpkg.