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CVE-2015-4156

Date: June 2, 2015

GNU Parallel before 20150522 (Nepal), when using (1) --cat or (2) --fifo with --sshlogin, allows local users to write to arbitrary files via a symlink attack on a temporary file.

Severity Score

Related Resources (8)

http://lists.gnu.org/archive/html/parallel/2015-05/msg00024.html
https://nvd.nist.gov/vuln/detail/CVE-2015-4156
http://www.securityfocus.com/bid/74961
http://lists.gnu.org/archive/html/parallel/2015-04/msg00045.html
https://people.canonical.com/~ubuntu-security/cve/CVE-2015-4156
https://security-tracker.debian.org/tracker/CVE-2015-4156
http://lists.opensuse.org/opensuse-updates/2015-05/msg00090.html
https://www.mend.io/vulnerability-database/CVE-2015-4156

Severity Score

Weakness Type (CWE)

Improper Link Resolution Before File Access ('Link Following')

CWE-59

CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): LOW
Availability (A): LOW

CVSS v2

Base Score:
Access Vector (AV): LOCAL
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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