CVE-2017-8816
9.8
CRITICAL · CVSS 3.1 · EPSS 8.5% (pctl 95)
In your normal cycle
Critical by CVSS (9.8), but no sign of active exploitation.
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.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 8.52% — more likely to be exploited than 95% of all CVEs |
| Weakness | CWE-190 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2017-11-29 |
| Last modified | 2026-06-17 |
Affected (3)
| Vendor | Product |
|---|---|
| debian | debian linux |
| haxx | curl |
| haxx | libcurl |
References
- http://security.cucumberlinux.com/security/details.php?id=161
- http://www.securityfocus.com/bid/101998
- http://www.securitytracker.com/id/1039896
- http://www.securitytracker.com/id/1040608
- https://access.redhat.com/errata/RHSA-2018:3558
- https://curl.haxx.se/docs/adv_2017-12e7.html
- https://security.gentoo.org/glsa/201712-04
- https://www.debian.org/security/2017/dsa-4051
- http://security.cucumberlinux.com/security/details.php?id=161
- http://www.securityfocus.com/bid/101998
- http://www.securitytracker.com/id/1039896
- http://www.securitytracker.com/id/1040608
- https://access.redhat.com/errata/RHSA-2018:3558
- https://curl.haxx.se/docs/adv_2017-12e7.html
- https://security.gentoo.org/glsa/201712-04
- https://www.debian.org/security/2017/dsa-4051
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