Executive Summary

Summary
Title curl vulnerabilities
Informations
NameUSN-3882-1First vendor Publication2019-02-06
VendorUbuntuLast vendor Modification2019-02-06
Severity (Vendor) N/ARevisionN/A

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:P/I:P/A:P)
Cvss Base Score7.5Attack RangeNetwork
Cvss Impact Score6.4Attack ComplexityLow
Cvss Expoit Score10AuthenticationNone Required
Calculate full CVSS 2.0 Vectors scores

Detail

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 18.10 - Ubuntu 18.04 LTS - Ubuntu 16.04 LTS - Ubuntu 14.04 LTS

Summary:

Several security issues were fixed in curl.

Software Description: - curl: HTTP, HTTPS, and FTP client and client libraries

Details:

Wenxiang Qian discovered that curl incorrectly handled certain NTLM authentication messages. A remote attacker could possibly use this issue to cause curl to crash, resulting in a denial of service. This issue only applied to Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and Ubuntu 18.10. (CVE-2018-16890)

Wenxiang Qian discovered that curl incorrectly handled certain NTLMv2 authentication messages. A remote attacker could use this issue to cause curl to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only applied to Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and Ubuntu 18.10. (CVE-2019-3822)

Brian Carpenter discovered that curl incorrectly handled certain SMTP responses. A remote attacker could possibly use this issue to cause curl to crash, resulting in a denial of service. (CVE-2019-3823)

Update instructions:

The problem can be corrected by updating your system to the following package versions:

Ubuntu 18.10:
curl 7.61.0-1ubuntu2.3
libcurl3-gnutls 7.61.0-1ubuntu2.3
libcurl3-nss 7.61.0-1ubuntu2.3
libcurl4 7.61.0-1ubuntu2.3

Ubuntu 18.04 LTS:
curl 7.58.0-2ubuntu3.6
libcurl3-gnutls 7.58.0-2ubuntu3.6
libcurl3-nss 7.58.0-2ubuntu3.6
libcurl4 7.58.0-2ubuntu3.6

Ubuntu 16.04 LTS:
curl 7.47.0-1ubuntu2.12
libcurl3 7.47.0-1ubuntu2.12
libcurl3-gnutls 7.47.0-1ubuntu2.12
libcurl3-nss 7.47.0-1ubuntu2.12

Ubuntu 14.04 LTS:
curl 7.35.0-1ubuntu2.20
libcurl3 7.35.0-1ubuntu2.20
libcurl3-gnutls 7.35.0-1ubuntu2.20
libcurl3-nss 7.35.0-1ubuntu2.20

In general, a standard system update will make all the necessary changes.

References:
https://usn.ubuntu.com/usn/usn-3882-1
CVE-2018-16890, CVE-2019-3822, CVE-2019-3823

Package Information:
https://launchpad.net/ubuntu/+source/curl/7.61.0-1ubuntu2.3
https://launchpad.net/ubuntu/+source/curl/7.58.0-2ubuntu3.6
https://launchpad.net/ubuntu/+source/curl/7.47.0-1ubuntu2.12
https://launchpad.net/ubuntu/+source/curl/7.35.0-1ubuntu2.20

Original Source

Url : http://www.ubuntu.com/usn/USN-3882-1

CWE : Common Weakness Enumeration

%idName
50 %CWE-125Out-of-bounds Read
50 %CWE-119Failure to Constrain Operations within the Bounds of a Memory Buffer

CPE : Common Platform Enumeration

TypeDescriptionCount
Application45
Os4
Os1

Alert History

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0
1
2
DateInformations
2019-02-09 12:09:15
  • Multiple Updates
2019-02-07 17:21:28
  • Multiple Updates
2019-02-06 21:18:40
  • First insertion