Home/CVE/Directory traversal vulnerability in the PharData class in PHP before 5.4.44, 5.5.x before 5.5.28, and 5.6.x before 5.6.
CVE

CVE-2015-6833

Directory traversal vulnerability in the PharData class in PHP before 5.4.44, 5.5.x before 5.5.28, and 5.6.x before 5.6.

Directory traversal vulnerability in the PharData class in PHP before 5.4.44, 5.5.x before 5.5.28, and 5.6.x before 5.6.12 allows remote attackers to write to arbitrary files via a .. (dot dot) in a ZIP archive entry that is mishandled during an extractTo call.

HIGH · CVSS 7.5 EPSS 0.00401
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
▤

Affected Products & Versions

2
php<= 5.4.43
phpall versions
▣

Scoring & Timeline

7.5
HIGH · CVSS v3.0 · security@opentext.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD19 Jan 2016 · 05:59 AM
CVSS VectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
⚑

Vendor Advisories

8
suse-csafSUSE-SU-2016:2460-1
suse-csafSUSE-SU-2016:2460-2
rhsaRHSA-2016:2750Moderate
suse-csafSUSE-SU-2016:1638-1
rhsaRHSA-2016:0457Moderate
🔗

References & Sources

5
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.debian.org/security/2015/dsa-3344
http://www.openwall.com/lists/oss-security/2015/08/19/3
http://www.php.net/ChangeLog-5.php
https://bugs.php.net/bug.php?id=70019
https://security.gentoo.org/glsa/201606-10
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