CVE-2014-0015
curl: re-use of wrong HTTP NTLM connection in libcurl
Severity
ModerateRed Hat Product Security
CVSS 2.0
Review impact separately from score.
Published · January 29, 2014
Updated · November 21, 2025
Description
cURL and libcurl 7.10.6 through 7.34.0, when more than one authentication method is enabled, re-uses NTLM connections, which might allow context-dependent attackers to authenticate as other users via a request.
Statement
This issue affects the version of curl as shipped with Red Hat Enterprise Linux 5 and 7. The Red Hat Security Response Team has rated this issue as having Moderate security impact, a future update may address this flaw.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
Avoid using HTTP NTLM in your application. If you must use NTLM authentication, ensure that it is the only requested authentication method (use --ntlm specifically, do not use --anyauth or other authentication methods).
CVSS / CWE
CVSS 2.0 · 4.3AV:N/AC:M/Au:N/C:P/I:N/A:N
CWE not specified