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CVE
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CVE-2019-17266Date: (C)2019-10-07   (M)2023-12-22


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 and Metrics +CVSS Score and Metrics -

CVSS V3 Severity:CVSS V2 Severity:
CVSS Score : 9.8CVSS Score : 7.5
Exploit Score: 3.9Exploit Score: 10.0
Impact Score: 5.9Impact Score: 6.4
 
CVSS V3 Metrics:CVSS V2 Metrics:
Attack Vector: NETWORKAccess Vector: NETWORK
Attack Complexity: LOWAccess Complexity: LOW
Privileges Required: NONEAuthentication: NONE
User Interaction: NONEConfidentiality: PARTIAL
Scope: UNCHANGEDIntegrity: PARTIAL
Confidentiality: HIGHAvailability: PARTIAL
Integrity: HIGH 
Availability: HIGH 
  
Reference:
USN-4152-1
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=941912
https://github.com/Kirin-say/Vulnerabilities/blob/master/CVE-2019-17266_POC.md
https://gitlab.gnome.org/GNOME/libsoup/commit/88b7dff4467f4151afae244ea7d1223753cd05ab
https://gitlab.gnome.org/GNOME/libsoup/commit/f8a54ac85eec2008c85393f331cdd251af8266ad
https://gitlab.gnome.org/GNOME/libsoup/issues/173
https://security-tracker.debian.org/tracker/CVE-2019-17266
https://www.mail-archive.com/debian-bugs-dist%40lists.debian.org/msg1705054.html

CPE    1
cpe:/o:canonical:ubuntu_linux:18.04::~~lts~~~
CWE    1
CWE-125
OVAL    3
oval:org.secpod.oval:def:1801628
oval:org.secpod.oval:def:59591
oval:org.secpod.oval:def:705233

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