Out-of-bounds Read Affecting rh-dotnet21-libcurl-devel package, versions *


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
3.37% (92nd percentile)

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  • Snyk IDSNYK-RHEL7-RHDOTNET21LIBCURLDEVEL-3374009
  • published26 Jul 2021
  • disclosed6 Feb 2019

Introduced: 6 Feb 2019

CVE-2018-16890  (opens in a new tab)
CWE-125  (opens in a new tab)
CWE-190  (opens in a new tab)

How to fix?

There is no fixed version for RHEL:7 rh-dotnet21-libcurl-devel.

NVD Description

Note: Versions mentioned in the description apply only to the upstream rh-dotnet21-libcurl-devel package and not the rh-dotnet21-libcurl-devel package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

libcurl versions from 7.36.0 to before 7.64.0 is vulnerable to a heap buffer out-of-bounds read. The function handling incoming NTLM type-2 messages (lib/vauth/ntlm.c:ntlm_decode_type2_target) does not validate incoming data correctly and is subject to an integer overflow vulnerability. Using that overflow, a malicious or broken NTLM server could trick libcurl to accept a bad length + offset combination that would lead to a buffer read out-of-bounds.

CVSS Scores

version 3.1