medium
5
CWE
20 284
Advisory Published
CVE Published
Updated

CVE-2013-2175: Input Validation

First published: Thu Jun 13 2013(Updated: )

HAProxy 1.4 before 1.4.24 and 1.5 before 1.5-dev19, when configured to use hdr_ip or other "hdr_*" functions with a negative occurrence count, allows remote attackers to cause a denial of service (negative array index usage and crash) via an HTTP header with a certain number of values, related to the MAX_HDR_HISTORY variable.

Credit: secalert@redhat.com

Affected SoftwareAffected VersionHow to fix
Debian=6.0
Ubuntu=12.04
Ubuntu=12.10
Ubuntu=13.04
Red Hat Enterprise Linux Load Balancer=6.0
Red Hat Enterprise Linux Load Balancer=6.4
HAProxy=1.4
HAProxy=1.4.0
HAProxy=1.4.1
HAProxy=1.4.2
HAProxy=1.4.3
HAProxy=1.4.4
HAProxy=1.4.5
HAProxy=1.4.6
HAProxy=1.4.7
HAProxy=1.4.8
HAProxy=1.4.9
HAProxy=1.4.10
HAProxy=1.4.11
HAProxy=1.4.12
HAProxy=1.4.13
HAProxy=1.4.14
HAProxy=1.4.15
HAProxy=1.4.16
HAProxy=1.4.17
HAProxy=1.4.18
HAProxy=1.4.19
HAProxy=1.4.20
HAProxy=1.4.21
HAProxy=1.4.22
HAProxy=1.4.23
HAProxy=1.5-dev
HAProxy=1.5-dev0
HAProxy=1.5-dev1
HAProxy=1.5-dev10
HAProxy=1.5-dev11
HAProxy=1.5-dev12
HAProxy=1.5-dev13
HAProxy=1.5-dev14
HAProxy=1.5-dev15
HAProxy=1.5-dev16
HAProxy=1.5-dev17
HAProxy=1.5-dev18
HAProxy=1.5-dev2
HAProxy=1.5-dev3
HAProxy=1.5-dev4
HAProxy=1.5-dev5
HAProxy=1.5-dev6
HAProxy=1.5-dev7
HAProxy=1.5-dev8
HAProxy=1.5-dev9

Remedy

http://marc.info/?l=haproxy&m=137147915029705&w=2

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-2013-2175?

    CVE-2013-2175 is classified as a medium severity vulnerability due to its potential to cause denial of service.

  • How do I fix CVE-2013-2175?

    To mitigate CVE-2013-2175, update HAProxy to version 1.4.24 or later, or 1.5-dev19 or later.

  • What software is affected by CVE-2013-2175?

    CVE-2013-2175 affects HAProxy versions 1.4 prior to 1.4.24 and 1.5 prior to 1.5-dev19, along with specific versions of Debian and Ubuntu.

  • What kind of attack does CVE-2013-2175 facilitate?

    CVE-2013-2175 allows remote attackers to perform denial of service attacks by exploiting negative array indexes.

  • When was CVE-2013-2175 disclosed?

    CVE-2013-2175 was disclosed on June 17, 2013.

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