Critical severity9.8NVD Advisory· Published Nov 29, 2017· Updated Jun 17, 2026

CVE-2017-8816

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Curl/Curl
cpe:2.3:a:haxx:curl:*:*:*:*:*:*:*:*
Range: >7.36.0,<=7.56.1
Curl/Libcurl
cpe:2.3:a:haxx:libcurl:*:*:*:*:*:*:*:*
Range: >=7.36.0,<=7.56.1
Debian/linux2 versions
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
osv-coords10 versions
pkg:rpm/opensuse/curl&distro=openSUSE%20Tumbleweed pkg:rpm/suse/curl&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP2 pkg:rpm/suse/curl&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP3 pkg:rpm/suse/curl&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2 pkg:rpm/suse/curl&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3 pkg:rpm/suse/curl&distro=SUSE%20Linux%20Enterprise%20Server%20for%20Raspberry%20Pi%2012%20SP2 pkg:rpm/suse/curl&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP2 pkg:rpm/suse/curl&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3 pkg:rpm/suse/curl&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP2 pkg:rpm/suse/curl&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP3
< 7.79.1-1.1+ 9 more
- (no CPE)range: < 7.79.1-1.1
- (no CPE)range: < 7.37.0-37.11.3
- (no CPE)range: < 7.37.0-37.11.3
- (no CPE)range: < 7.37.0-37.11.3
- (no CPE)range: < 7.37.0-37.11.3
- (no CPE)range: < 7.37.0-37.11.3
- (no CPE)range: < 7.37.0-37.11.3
- (no CPE)range: < 7.37.0-37.11.3
- (no CPE)range: < 7.37.0-37.11.3
- (no CPE)range: < 7.37.0-37.11.3

Patches

Vulnerability mechanics

References

security.cucumberlinux.com/security/details.phpnvdThird Party Advisory
www.securityfocus.com/bid/101998nvdThird Party AdvisoryVDB Entry
www.securitytracker.com/id/1039896nvdThird Party AdvisoryVDB Entry
curl.haxx.se/docs/adv_2017-12e7.htmlnvdMitigationVendor Advisory
security.gentoo.org/glsa/201712-04nvdThird Party Advisory
www.debian.org/security/2017/dsa-4051nvdThird Party Advisory
www.securitytracker.com/id/1040608nvd
access.redhat.com/errata/RHSA-2018:3558nvd

News mentions

No linked articles in our index yet.

cvss	0.637
epss	0.007
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000