Buffer overflow in Haxx Libcurl
CVE-2019-3822
libcurl versions from 7.36.0 to before 7.64.0 are vulnerable to a stack-based buffer overflow. The function creating an outgoing NTLM type-3 header (`lib/vauth/ntlm.c:Curl_auth_create_ntlm_type3_message()`), generates the request HTTP head…
Vulnerability class: Buffer Overflow
EPSS: 0.128 (95.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Haxx Libcurl
- Netapp Active_iq_unified_manager
- Netapp Clustered_data_ontap
- Netapp Oncommand_insight
- Netapp Oncommand_workflow_automation
- Netapp Snapcenter
- Oracle Communications_operations_monitor — versions 3.4, 4.0
- Oracle Enterprise_manager_ops_center — versions 12.3.3, 12.4.0
- Oracle Http_server — versions 12.2.1.3.0
- Oracle Mysql_server
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secalert@redhat.com (vendor-advisory, Third Party Advisory, x_refsource_GENTOO)
- secalert@redhat.com (x_refsource_CONFIRM, Exploit, Patch, Third Party Advisory, Issue Tracking)
- secalert@redhat.com (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
- secalert@redhat.com (Patch, x_refsource_MISC, Vendor Advisory)
- secalert@redhat.com (x_refsource_CONFIRM, Patch, Third Party Advisory)
- secalert@redhat.com (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
- secalert@redhat.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- secalert@redhat.com (mailing-list, x_refsource_MLIST)
- secalert@redhat.com (x_refsource_CONFIRM, Third Party Advisory)
- secalert@redhat.com (Patch, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2019-3822?
- CVE-2019-3822 is a critical-severity vulnerability in Haxx Libcurl, classified under Stack-based Buffer Overflow. CVSS score: 9.8/10. Published 2019-02-06.
- How severe is CVE-2019-3822?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2019-3822 known to be exploited?
- 10 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.