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Fencer Intel
low 2.6

CVE-2013-3571 json

socat 1.2.0.0 before 1.7.2.2 and 2.0.0-b1 before 2.0.0-b6, when used for a listen type address and the fork option is enabled, allows remot…

published 2014-05-08 12 y ago modified 2026-06-16 4 mo ago also EUVD-2013-3505

cvss
2.6
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.1%
EPSS 2.1% chance of exploitation in 30 days, percentile 81%
public exploits
0
none known

Summary

socat 1.2.0.0 before 1.7.2.2 and 2.0.0-b1 before 2.0.0-b6, when used for a listen type address and the fork option is enabled, allows remote attackers to cause a denial of service (file descriptor consumption) via multiple request that are refused based on the (1) sourceport, (2) lowport, (3) range, or (4) tcpwrap restrictions.

Patch / fix

  • socat Debian 14, Debian 13, Debian 12 1.7.1.3-1.5

debian advisories DEBIAN-CVE-2013-3571

  • socat SLES for SAP 11 SP4, SLES 11 SP4, SLED 11 SP4 1.7.0.0-1.18.2

suse advisories SUSE-SU-2016:0343-1

  • socat openSUSE Tumbleweed 1.7.3.1-2.7

opensuse advisories openSUSE-SU-2024:10371-1

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-2013-3571 updated cvss 2.6

socat: Denial of service due to file descriptor leak

  • Red Hat All currently supported Red Hat products
    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

Exploit prediction

2.06% chance of exploitation in the next 30 days, higher than 81% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 2.6 AV:N/AC:H/Au:N/C:N/I:N/A:P

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.