medium
4.3
Advisory Published
CVE Published
Updated

CVE-2014-0221

First published: Mon Jun 02 2014(Updated: )

As per the upstream advisory: By sending an invalid DTLS handshake to an OpenSSL DTLS client, the code can be made to recurse, eventually crashing in a DoS attack. Only applications using OpenSSL as a DTLS client are affected. OpenSSL 0.9.8 DTLS users should upgrade to 0.9.8za OpenSSL 1.0.0 DTLS users should upgrade to 1.0.0m. OpenSSL 1.0.1 DTLS users should upgrade to 1.0.1h. . Acknowledgements: Red Hat would like to thank the OpenSSL project for reporting this issue. Upstream acknowledges Imre Rad of Search-Lab as the original reporter of this issue.

Credit: secalert@redhat.com

Affected SoftwareAffected VersionHow to fix
redhat/openssl<1.0.1
1.0.1
redhat/openssl<0.9.8
0.9.8
OpenSSL libcrypto>=0.9.8<0.9.8za
OpenSSL libcrypto>=1.0.0<1.0.0m
OpenSSL libcrypto>=1.0.1<1.0.1h
Red Hat Storage=2.1
Fedora
Red Hat Enterprise Linux=5
Red Hat Enterprise Linux=6.0
Ariadne CMS>=10.0.0<10.0.13
Fedora=19
Fedora=20
openSUSE=42.1
openSUSE=13.2
SUSE Linux Enterprise Desktop with Beagle=12
SUSE Linux Enterprise Server=12
SUSE Linux Enterprise Software Development Kit=12
SUSE Linux Enterprise Workstation Extension=12

Remedy

http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html

Remedy

https://bugzilla.redhat.com/show_bug.cgi?id=1103593

Remedy

https://git.openssl.org/gitweb/?p=openssl.git;a=commit;h=d3152655d5319ce883c8e3ac4b99f8de4c59d846

Never miss a vulnerability like this again

Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.

Read MoreStart Free Trial

Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2014-0221?

    CVE-2014-0221 has been classified as a moderate severity vulnerability due to its potential for denial of service attacks.

  • How do I fix CVE-2014-0221?

    To fix CVE-2014-0221, update your OpenSSL installation to the recommended version which includes patches for this vulnerability.

  • Which versions of OpenSSL are affected by CVE-2014-0221?

    CVE-2014-0221 affects OpenSSL versions prior to 0.9.8za and 1.0.0m.

  • What type of attack can exploit CVE-2014-0221?

    CVE-2014-0221 can be exploited to launch a denial of service (DoS) attack against OpenSSL DTLS clients.

  • Who is vulnerable to CVE-2014-0221?

    Applications utilizing OpenSSL as a DTLS client are vulnerable to CVE-2014-0221.

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2025 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203