CVE-2019-17266
libsoup: heap-based over-read in soup_ntlm_parse_challenge() in soup-auth-ntlm.c
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Severity
ImportantRed Hat Product Security
CVSS 3.0
Review impact separately from score.
Published · October 6, 2019
Updated · November 22, 2025
Description
libsoup from versions 2.65.1 until 2.68.1 have a heap-based buffer over-read because soup_ntlm_parse_challenge() in soup-auth-ntlm.c does not properly check an NTLM message's length before proceeding with a memcpy.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.0 · 8.2CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L
CWE-125 · Out-of-bounds Read