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Fencer Intel
medium 4.3

CVE-2015-5262 json

Denial of service vulnerability in org.apache.httpcomponents:httpclient

published 2015-10-27 11 y ago modified 2026-06-17 4 mo ago also GHSA-fmj5-wv96-r2ch , EUVD-2018-0592

cvss
4.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
18.8%
EPSS 18.8% chance of exploitation in 30 days, percentile 97%
public exploits
0
none known

Summary

http/conn/ssl/SSLConnectionSocketFactory.java in Apache HttpComponents HttpClient before 4.3.6 ignores the http.socket.timeout configuration setting during an SSL handshake, which allows remote attackers to cause a denial of service (HTTPS call hang) via unspecified vectors.

Patch / fix

  • maven org.apache.httpcomponents:httpclient 4.3.6
  • commons-httpclient Debian 14, Debian 13, Debian 12 3.1-12
  • httpcomponents-client Debian 14, Debian 13, Debian 12 4.3.6-1

debian advisories DEBIAN-CVE-2015-5262

  • commons-httpclient Ubuntu 14.04 LTS 3.1-10.2ubuntu0.14.04.1
  • commons-httpclient Ubuntu 16.04 LTS 3.1-11ubuntu1
  • httpcomponents-client Ubuntu Pro 14.04 LTS 4.3.3-1ubuntu0.1+esm1

ubuntu advisories UBUNTU-CVE-2015-5262

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

  • apache-commons-httpclient SLE Module for Basesystem 15 SP2 3.1-11.3.2
  • apache-commons-httpclient SLES for SAP 15, SLES 15-LTSS, SLE Module for Basesystem 15 SP1 +2 more 3.1-4.3.2
  • apache-commons-httpclient SLES for SAP 12 SP5, SLES for SAP 12 SP4, SLES for SAP 12 SP3 +14 more 3.1-6.3.1

suse advisories SUSE-SU-2020:3152-1SUSE-SU-2020:3151-1SUSE-SU-2020:3149-1

  • apache-commons-httpclient openSUSE Tumbleweed 3.1-13.4
  • apache-commons-httpclient openSUSE Leap 15.2 3.1-lp152.6.3.1
  • apache-commons-httpclient openSUSE Leap 15.1 3.1-lp151.4.3.1

opensuse advisories openSUSE-SU-2024:10621-1openSUSE-SU-2020:1875-1openSUSE-SU-2020:1873-1

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-2015-5262 updated cvss 4.3

httpcomponents-core: missing HTTPS connection timeout

  • Red Hat Enterprise Linux 5 jakarta-commons-httpclient
    affected: no fix planned “Will not fix”
  • Red Hat Enterprise Linux 6 jakarta-commons-httpclient, jakarta-commons-httpclient-demo, jakarta-commons-httpclient-manual, jakarta-commons-httpclient-javadoc Red Hat Enterprise Linux 7 jakarta-commons-httpclient, jakarta-commons-httpclient-demo, jakarta-commons-httpclient-manual, jakarta-commons-httpclient-javadoc Red Hat Virtualization 4 ovirt-engine-sdk-java, ovirt-engine-sdk-java-javadoc
    affected: no fix available
  • Red Hat Enterprise Linux 7 httpcomponents-core, httpcomponents-core-javadoc
    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

18.76% chance of exploitation in the next 30 days, higher than 97% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:N/A:P

Affected packages

ecosystem package affected fixed in
maven org.apache.httpcomponents:httpclient
<4.3.6
4.3.6

Classification

Weakness
  • CWE-399 Resource Management Errors

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.