Critical severity · published Oct 6, 2019
CVE-2019-17266
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…
9.8
CVSS
2.8%
EPSS
No
On KEV
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 vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.8% · higher than 86% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LI
Libsoup · Gnome
2.65.1 before 2.66.4; 2.67.1 through 2.68.1 · source: NVD
UL
Ubuntu Linux · Canonical
18.04; 19.04 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-17266
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-17266
Third Party Advisory
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=941912
Third Party Advisory
https://github.com/Kirin-say/Vulnerabilities/blob/master/CVE-2019-17266_POC.md
Third Party Advisory
https://gitlab.gnome.org/GNOME/libsoup/commit/88b7dff4467f4151afae244ea7d1223753cd05ab
Third Party Advisory
https://gitlab.gnome.org/GNOME/libsoup/commit/f8a54ac85eec2008c85393f331cdd251af8266ad
Broken Link
https://gitlab.gnome.org/GNOME/libsoup/issues/173
Third Party Advisory
https://security-tracker.debian.org/tracker/CVE-2019-17266
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