CVE-2019-3823

Impact:
Low
Public Date:
2019-02-06
CWE:
CWE-125
Bugzilla:
1670256: CVE-2019-3823 curl: SMTP end-of-response out-of-bounds read
An out-of-bounds read flaw was found in the way curl handled certain SMTP responses. A remote attacker could use this flaw to crash curl.

Find out more about CVE-2019-3823 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v3 metrics

NOTE: The following CVSS v3 metrics and score provided are preliminary and subject to review.

CVSS3 Base Score 4.3
CVSS3 Base Metrics CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality None
Integrity Impact None
Availability Impact Low

Affected Packages State

Platform Package State
Red Hat Virtualization 4 curl Under investigation
Red Hat Software Collections for Red Hat Enterprise Linux httpd24-curl Affected
Red Hat JBoss Web Server 5 curl Under investigation
Red Hat JBoss Core Services 1 curl Under investigation
Red Hat Enterprise Linux 7 curl Not affected
Red Hat Enterprise Linux 6 curl Not affected
Red Hat Enterprise Linux 5 curl Not affected
.NET Core 2.0 on Red Hat Enterprise Linux rh-dotnet22-curl Under investigation
.NET Core 2.0 on Red Hat Enterprise Linux rh-dotnet21-curl Under investigation
.NET Core 1.0 on Red Hat Enterprise Linux rh-dotnetcore10-curl Under investigation
.NET Core 1.0 on Red Hat Enterprise Linux rh-dotnetcore11-curl Under investigation

Acknowledgements

Red Hat would like to thank Daniel Stenberg (the Curl project) for reporting this issue. Upstream acknowledges Brian Carpenter (Geeknik Labs) as the original reporter.

Mitigation

Do not use SMTP authentication with curl

External References

Last Modified