VIR Vulnerability Intelligence Relay

CVE-2017-8816

critical
Published 2017-11-29 · Modified 2026-05-13
💬 Discuss on Community ✚ Propose mitigation
CVSS v3
9.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4 NEW
—
not yet in upstream
VIR risk
9.8

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.

Predictions

Exploit likelihood
97%
Patch ETA
—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

OS impact
suse SUSE Affected 1 release
VersionStatusFixed in
— Affected —
debian Debian Mixed 7 releases
VersionStatusFixed in
trixie Fixed 7.57.0-1
sid Fixed 7.57.0-1
forky Fixed 7.57.0-1
bullseye Fixed 7.57.0-1
bookworm Fixed 7.57.0-1
9.0 Affected —
8.0 Affected —
arch Arch Fixed 1 release
VersionStatusFixed in
— Fixed 7.57.0-1

Application impact
VendorProductVersionsFixed
haxxcurl{"startExcluding":"7.36.0","endIncluding":"7.56.1"}
haxxlibcurl{"startIncluding":"7.36.0","endIncluding":"7.56.1"}

References

CWEs

CWE-190

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.