Vulnerability in GNU Parallel
CVE-2015-4155
GNU Parallel before 20150422, when using (1) --pipe, (2) --tmux, (3) --cat, (4) --fifo, or (5) --compress, allows local users to write to arbitrary files via a symlink attack on a temporary file.
Published · last modified .
CVSS v2 metric
CVSS v2 base score 3.6 (Low). Vector: AV:L/AC:L/Au:N/C:N/I:P/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.004 (28.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 29th percentile — 28.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- lists.gnu.org/archive/html/parallel/2015-04/msg00045.html (Vendor Advisory, mailing-list)
- lists.gnu.org/archive/html/parallel/2015-05/msg00024.html (Vendor Advisory, mailing-list)
- www.securityfocus.com/bid/74962 (vdb-entry)
Frequently asked questions
- What is CVE-2015-4155?
- CVE-2015-4155 is a vulnerability in GNU Parallel, classified under Improper Link Resolution Before File Access. Published 2015-06-02.
- Is CVE-2015-4155 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.