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CVE-2014-0138

19
FAUCET Score

CVE-2014-0138 describes a vulnerability in cURL and libcurl versions prior to 7.36.0, where default configurations improperly reuse SCP, SFTP, POP3/S, IMAP/S, SMTP/S, and LDAP/S connections. This flaw could allow attackers to connect as other users due to context-dependent request handling, affecting products like Debian curl and libcurl. With a CVSS score of 6.4, this vulnerability is of medium severity, allowing for network-based attacks with low complexity that could lead to unauthorized information disclosure and modification. There is no evidence of active exploitation, public exploit code, or inclusion in the KEV catalog, and it has received minimal community and media attention.

Impacted Technologies

VendorProductVersion(s)CPE
7.10.6CPE matchmatch criteria
cpe:2.3:a:haxx:curl:7.10.6:*:*:*:*:*:*:*
7.10.7CPE matchmatch criteria
cpe:2.3:a:haxx:curl:7.10.7:*:*:*:*:*:*:*
7.10.8CPE matchmatch criteria
cpe:2.3:a:haxx:curl:7.10.8:*:*:*:*:*:*:*
7.11.0CPE matchmatch criteria
cpe:2.3:a:haxx:curl:7.11.0:*:*:*:*:*:*:*
7.11.1CPE matchmatch criteria
cpe:2.3:a:haxx:curl:7.11.1:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

6.4MEDIUM

AV:N/AC:L/Au:N/C:P/I:P/A:N

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
4.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
5.08%
Probability of exploitation in next 30 days
EPSS Percentile
91.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0508 is in the 88th percentile among its peer group of 23,723 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (4)

jitsipatch availablevia llm_extracted
Fixed in: 7.35.0
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: curl-0:7.19.7-37.el6_5.3
View patch
sierra_wirelesspatch availablevia llm_extracted
Fixed in: 7.35.0
View patch
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: curl

Vendor Advisories (3)

redhatCVE-2014-0138Moderate

curl: wrong re-use of connections in libcurl

Mar 26, 2014
sierra_wirelessllm-sierra_wireless-cf8e95379562521bMEDIUM

wrong reuse of connections

Mar 26, 2014
jitsillm-jitsi-24ef88dbe62820a9MEDIUM

wrong reuse of connections

Mar 26, 2014

References

curl.haxx.se / docs/adv_20140326A.html
Vendor Advisory
lists.opensuse.org / opensuse-updates/2014-04/msg00042.html
seclists.org / fulldisclosure/2014/Dec/23
secunia.com / advisories/57836
secunia.com / advisories/57966
secunia.com / advisories/57968
secunia.com / advisories/58615
secunia.com / advisories/59458
www-01.ibm.com / support/docview.wss
www-947.ibm.com / support/entry/portal/docdisplay
debian.org / security/2014/dsa-2902
getchef.com / blog/2014/04/09/chef-server-11-0-12-release
getchef.com / blog/2014/04/09/enterprise-chef-11-1-3-release
getchef.com / blog/2014/04/09/enterprise-chef-1-4-9-release
oracle.com / technetwork/topics/security/cpujul2015-2367936.html
securityfocus.com / archive/1/534161/100/0/threaded
ubuntu.com / usn/USN-2167-1
vmware.com / security/advisories/VMSA-2014-0012.html