Input validation error in curl.haxx.se cURL



Published: 2018-08-01 | Updated: 2020-08-03
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2016-8625
CWE-ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
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cURL
Client/Desktop applications / Other client software

Vendor curl.haxx.se

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Input validation error

EUVDB-ID: #VU33014

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2016-8625

CWE-ID: CWE-20 - Improper Input Validation

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to manipulate data.

curl before version 7.51.0 uses outdated IDNA 2003 standard to handle International Domain Names and this may lead users to potentially and unknowingly issue network transfer requests to the wrong host.

Mitigation

Install update from vendor's website.

Vulnerable software versions

cURL: 7.1, 7.1.1, 7.2, 7.2.1, 7.3, 7.4, 7.4.1, 7.4.2, 7.5, 7.5.1, 7.5.2, 7.6, 7.6.1, 7.7, 7.7.1, 7.7.2, 7.7.3, 7.8, 7.8.1, 7.8.2, 7.9, 7.9.1, 7.9.2, 7.9.3, 7.9.4, 7.9.5, 7.9.6, 7.9.7, 7.9.8, 7.10, 7.10.1, 7.10.2, 7.10.3, 7.10.4, 7.10.5, 7.10.6, 7.10.7, 7.10.8, 7.11.0, 7.11.1, 7.11.2, 7.12, 7.12.0, 7.12.1, 7.12.2, 7.12.3, 7.13, 7.13.0, 7.13.1, 7.13.2, 7.14, 7.14.0, 7.14.1, 7.15, 7.15.0, 7.15.1, 7.15.2, 7.15.3, 7.15.4, 7.15.5, 7.16.0, 7.16.1, 7.16.2, 7.16.3, 7.16.4, 7.17, 7.17.0, 7.17.1, 7.18, 7.18.0, 7.18.1, 7.18.2, 7.19.0, 7.19.1, 7.19.2, 7.19.3, 7.19.4, 7.19.5, 7.19.6, 7.19.7, 7.20.0, 7.20.1, 7.21.0, 7.21.1, 7.21.2, 7.21.3, 7.21.4, 7.21.5, 7.21.6, 7.21.7, 7.22.0, 7.23.0, 7.23.1, 7.24.0, 7.25.0, 7.26.0, 7.27.0, 7.28.0, 7.28.1, 7.29.0, 7.30.0, 7.31.0, 7.32.0, 7.33.0, 7.34.0, 7.35.0, 7.36.0, 7.37.0, 7.37.1, 7.38.0, 7.39.0, 7.40.0, 7.41.0, 7.42.0, 7.42.1, 7.43.0, 7.44.0, 7.45.0, 7.46.0, 7.47.0, 7.47.1, 7.48.0, 7.49.0, 7.49.1, 7.50.0, 7.50.1, 7.50.2, 7.50.3

CPE2.3 External links

http://www.securityfocus.com/bid/94107
http://www.securitytracker.com/id/1037192
http://access.redhat.com/errata/RHSA-2018:2486
http://access.redhat.com/errata/RHSA-2018:3558
http://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-8625
http://curl.haxx.se/CVE-2016-8625.patch
http://curl.haxx.se/docs/adv_20161102K.html
http://security.gentoo.org/glsa/201701-47
http://www.tenable.com/security/tns-2016-21

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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