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Category:   Application (Generic)  >   curl Vendors:   curl.haxx.se
curl Buffer Overflow in Curl_smtp_escape_eob() Lets Remote Users Execute Arbitrary Code on the Target System
SecurityTracker Alert ID:  1041280
SecurityTracker URL:  http://securitytracker.com/id/1041280
CVE Reference:   CVE-2018-0500   (Links to External Site)
Date:  Jul 12 2018
Impact:   Execution of arbitrary code via network, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 7.54.1 - 7.60.0
Description:   A vulnerability was reported in curl. A remote user can execute arbitrary code on the target system.

When a system invokes curl to send data via SMTP and uses a reduced read buffer, a buffer overflow may occur. A remote user that can cause the target system to trigger these conditions may be able to cause denial of service conditions or execute arbitrary code on the target system.

Peter Wu reported this vulnerability.

Impact:   A remote user may be able to cause arbitrary code to be executed on the target system in certain cases.
Solution:   The vendor has issued a fix (7.61.0).

The vendor advisory is available at:

https://curl.haxx.se/docs/adv_2018-70a2.html

Vendor URL:  curl.haxx.se/docs/adv_2018-70a2.html (Links to External Site)
Cause:   Boundary error
Underlying OS:  Linux (Any), UNIX (Any), Windows (Any)

Message History:   This archive entry has one or more follow-up message(s) listed below.
Jul 12 2018 (Ubuntu Issues Fix for curl) curl Buffer Overflow in Curl_smtp_escape_eob() Lets Remote Users Execute Arbitrary Code on the Target System
Ubuntu has issued a fix for curl for Ubuntu Linux 17.10 and 18.04 LTS.



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