Critical severity · published Nov 29, 2017
CVE-2017-8816
The NTLM authentication feature in curl and libcurl before 7.57.0 on 32-bit platforms allows attackers to cause a denial of service (integer overflow and resultant buffer…
9.8
CVSS
8.5%
EPSS
No
On KEV
Description
The NTLM authentication feature in curl and libcurl before 7.57.0 on 32-bit platforms allows attackers to cause a denial of service (integer overflow and resultant buffer overflow, and application crash) or possibly have unspecified other impact via vectors involving long user and password fields.
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)8.5% · higher than 95% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CU
Curl · Haxx
after 7.36.0 through 7.56.1 · source: NVD
DL
Debian Linux · Debian
8.0; 9.0 · source: NVD
LI
Libcurl · Haxx
7.36.0 through 7.56.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-8816
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-8816
Third Party Advisory
http://security.cucumberlinux.com/security/details.php?id=161
Third Party Advisory
http://www.securityfocus.com/bid/101998
Third Party Advisory
http://www.securitytracker.com/id/1039896
www.securitytracker.com
http://www.securitytracker.com/id/1040608
access.redhat.com
https://access.redhat.com/errata/RHSA-2018:3558
Mitigation
https://curl.haxx.se/docs/adv_2017-12e7.html
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