Out-of-bounds read in libcurl - CVE-2018-1000005

 

Out-of-bounds read in libcurl - CVE-2018-1000005

Published: January 25, 2018


Vulnerability identifier: #VU10223
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2018-1000005
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: curl.haxx.se
Affected software:
libcurl

Detailed vulnerability description

The vulnerability allows a remote attacker to obtain potentially sensitive information or cause DoS condition on the target system.

The weakness exists due to insufficient validation of user-supplied input. A remote attacker can send a specially crafted HTTP/2 trailer to trigger an out-of-bounds memory read error and cause the application to crash or obtain potentially sensitive information from services that echo back or otherwise use the trailers.

How to mitigate CVE-2018-1000005

Update to version 7.58.0.

Sources