Improper Input Validation Affecting curl package, versions <7.50.1-1


Severity

Recommended
low

Based on Debian security rating.

Threat Intelligence

EPSS
0.75% (81st percentile)

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  • Snyk IDSNYK-DEBIAN10-CURL-359032
  • published20 May 2016
  • disclosed20 May 2016

Introduced: 20 May 2016

CVE-2016-3739  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade Debian:10 curl to version 7.50.1-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream curl package and not the curl package as distributed by Debian. See How to fix? for Debian:10 relevant fixed versions and status.

The (1) mbed_connect_step1 function in lib/vtls/mbedtls.c and (2) polarssl_connect_step1 function in lib/vtls/polarssl.c in cURL and libcurl before 7.49.0, when using SSLv3 or making a TLS connection to a URL that uses a numerical IP address, allow remote attackers to spoof servers via an arbitrary valid certificate.

CVSS Scores

version 3.1