CVE-2019-17266
CRITICAL
9.8
CVSS Score
Published: October 6, 2019 at 09:48 PM UTC
Updated: June 17, 2026 at 02:23 AM UTC
2 products affected across 2 vendorsUbuntu LinuxLibsoup
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Severity
CRITICAL9.8
Exploit prediction
EPSS 3%
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.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Ubuntu Linux· Canonicalrubygems
95%Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (8)
x_refsource_MISCThird Party Advisory
Source: [email protected]
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=941912x_refsource_MISCThird Party Advisory
Source: [email protected]
https://github.com/Kirin-say/Vulnerabilities/blob/master/CVE-2019-17266_POC.mdx_refsource_MISCThird Party Advisory
Source: [email protected]
https://gitlab.gnome.org/GNOME/libsoup/commit/88b7dff4467f4151afae244ea7d1223753cd05abx_refsource_MISCThird Party Advisory
Source: [email protected]
https://gitlab.gnome.org/GNOME/libsoup/commit/f8a54ac85eec2008c85393f331cdd251af8266adx_refsource_MISCBroken LinkIssue TrackingThird Party Advisory
Source: [email protected]
https://gitlab.gnome.org/GNOME/libsoup/issues/173x_refsource_MISCThird Party Advisory
Source: [email protected]
https://security-tracker.debian.org/tracker/CVE-2019-17266Vendor Advisoryx_refsource_UBUNTUThird Party Advisory
Source: [email protected]
https://usn.ubuntu.com/4152-1/CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-125
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