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Fencer Intel
medium 5.0

CVE-2013-2131 json

Format string vulnerability in the rrdtool module 1.4.7 for Python, as used in Zenoss, allows context-dependent attackers to cause a denial…

published 2015-01-04 11 y ago modified 2026-06-16 4 mo ago also EUVD-2013-2099

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
10.6%
EPSS 10.6% chance of exploitation in 30 days, percentile 95%
public exploits
1
Exploit-DB

Summary

Format string vulnerability in the rrdtool module 1.4.7 for Python, as used in Zenoss, allows context-dependent attackers to cause a denial of service (crash) via format string specifiers to the rrdtool.graph function.

Patch / fix

  • rrdtool Debian 14, Debian 13, Debian 12 1.4.8-1

debian advisories DEBIAN-CVE-2013-2131

  • rrdtool Ubuntu 18.04 LTS 1.7.0-1build1
  • rrdtool Ubuntu 20.04 LTS 1.7.2-3build1
  • rrdtool Ubuntu 22.04 LTS 1.7.2-3ubuntu5

ubuntu advisories UBUNTU-CVE-2013-2131

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • rrdtool SLES for SAP 12 SP2, SLES for SAP 12 SP1, SLES for Raspberry Pi 12 SP2 +6 more 1.4.7-20.1

suse advisories SUSE-SU-2017:0103-1

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-2013-2131 updated cvss 5.0

rrdtool: crashes on format string exploit

  • Red Hat Enterprise Linux 6 rrdtool, rrdtool-php, rrdtool-tcl, rrdtool-perl, rrdtool-ruby, rrdtool-python
    not affected: vulnerable code not present

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

Timeline

  1. First public exploit (EDB-38521)
  2. Published

Exploit prediction

10.59% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-38521 Python RRDtool Module - Function Format String remote, 2013-05-18

CVSS scores

assigned by version score vector
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P

Classification

Weakness
  • CWE-134 Use of Externally-Controlled Format String

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.