SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2014-0139

cURL and libcurl 7.1 before 7.36.0, when using the OpenSSL, axtls, qsossl or gskit libraries for TLS, recognize a wildcard IP address in the subject's Common Name (CN) field of an X.509 certificate, which might allow man-in-the-middle attackers to spoof…

MEDIUM 5.8EPSS 4.87%

Does this matter?

Lower severity and a low EPSS score (4.87%). Track it; it rarely justifies an emergency change on its own.

Description

cURL and libcurl 7.1 before 7.36.0, when using the OpenSSL, axtls, qsossl or gskit libraries for TLS, recognize a wildcard IP address in the subject's Common Name (CN) field of an X.509 certificate, which might allow man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate Certification Authority.

CVSS 2.0
5.8 MEDIUMAV:N/AC:M/Au:N/C:P/I:P/A:N
EPSS
4.87% probability · 92th percentile
CISA KEV
Not listed
Weakness
CWE-310
Affected
haxx/curl · haxx/libcurl
Source
secalert@redhat.com

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.