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Fencer Intel
high 8.8

CVE-2013-0261 json

Packstack: packstack: arbitrary file overwrite via symlink attack

published 2013-03-08 13 y ago modified 2026-10-30 10 d ago also EUVD-2013-0291

cvss
8.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 28%
public exploits
0
none known

Summary

A flaw was found in PackStack. A local user could exploit a symlink attack on a temporary file with a predictable name in the `/tmp` directory. This vulnerability allows the local user to overwrite arbitrary files on the system, potentially leading to system compromise or data corruption.

Patch / fix

  • Red Hat OpenStack Folsom for RHEL 6 0:2012.2.2-1.0.dev408.el6ost
  • openstack-packstack openstack 2 2012.2.2-1.0.dev408.el6ost

red hat advisories RHSA-2013:0595

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2013-0261 updated cvss 8.8

PackStack: PackStack: Arbitrary File Overwrite via Symlink Attack

  • Red Hat Enterprise Linux OpenStack Platform 5 (Icehouse) openstack-packstack Red Hat OpenStack Platform 4 openstack-packstack
    affected: no fix available
  • Red Hat OpenStack Folsom openstack-packstack 2012.2.2-1.0.dev408.el6ost
    fixed: vendor fix RHSA-2013:0595

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

0.34% chance of exploitation in the next 30 days, higher than 28% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CNA 3.1 8.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
NVD 2.0 4.4 AV:L/AC:M/Au:N/C:P/I:P/A:P

Affected products

  • Red Hat OpenStack Folsom for RHEL 6
  • Red Hat Red Hat Enterprise Linux OpenStack Platform 5 (Icehouse)
  • Red Hat Red Hat OpenStack Platform 4

Classification

Weakness
  • CWE-59 Improper Link Resolution Before File Access
  • CWE-264 Permissions, Privileges, and Access Controls

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.