CVE-2019-16249

OpenCV 4.1.1 has an out-of-bounds read in hal_baseline::v_load in core/hal/intrin_sse.hpp when called from computeSSDMeanNorm in modules/video/src/dis_flow.cpp.

Published: 2019-09-11 Last update: 2024-11-21 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2019-16249 is rated Moderate Risk (48.5/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 1.66%). EPSS rose +1.51% over the last day, indicating growing attacker interest. Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2019-16249

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 0.15% 1.66% +1.51%
2 2026-03-16 0.13% 0.15% +0.02%
3 2026-03-15 — 0.13% —

Full EPSS history (11 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2019-16249

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
5.3 3.1 MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:L)
Some sensitive info could get out, but not a total data dump.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:N)
Service keeps running; no real outage angle.
 3.9 1.4 [email protected]
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:P/I:N/A:N Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:N)
No availability impact.
 10.0 2.9 [email protected]

Weakness enumeration for CVE-2019-16249

GitHub Security Advisory for CVE-2019-16249

OS Trackers for CVE-2019-16249

vendor priority summary link
debian unimportant CVE-2019-16249 unimportant priority: Debian including 1 source packages (opencv), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2019-16249
redhat low — https://access.redhat.com/security/cve/CVE-2019-16249
suse medium CVE-2019-16249 severity moderate: SUSE including 3 source package names (libopencv3_3, opencv, opencv-devel), 6 product×package rows across 2 product lines (SUSE Linux Enterprise Workstation Extension 15, SUSE Linux Enterprise Workstation Extension 15 SP1): Known Not Affected 6. https://www.suse.com/security/cve/CVE-2019-16249/
ubuntu medium CVE-2019-16249 medium priority: Ubuntu including 1 source packages (opencv), 16 status rows across 16 suites (bionic, disco, eoan, focal, groovy, hirsute, impish, jammy, kinetic, lunar, mantic, noble, oracular, trusty, upstream, xenial): not-affected 9, ignored 5, released 2. https://ubuntu.com/security/CVE-2019-16249

Affected software / configurations for CVE-2019-16249

Vendor Product Version Raw CPE
opencv opencv 4.1.1 cpe:2.3:a:opencv:opencv:4.1.1:*:*:*:*:*:*:*

References for CVE-2019-16249

cvelogic Threat Intelligence