CVE-2020-11167

Memory corruption while calculating L2CAP packet length in reassembly logic when remote sends more data than expected in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables

Published: 2021-01-21 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2020-11167 is rated Moderate Risk (62.7/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 1.22%). 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-2020-11167

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 0.33% 1.22% +0.89%
2 2025-03-30 0.78% 0.33% -0.45%
3 2025-03-29 — 0.78% —

Full EPSS history (9 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2020-11167

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
9.8 3.1 CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H 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:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:H)
They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
 3.9 5.9 [email protected]
10.0 2.0 HIGH
AV:N/AC:L/Au:N/C:C/I:C/A:C 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:C)
Complete confidentiality impact.
Integrity impact (I:C)
Complete integrity impact.
Availability impact (A:C)
Complete availability impact.
 10.0 10.0 [email protected]

Weakness enumeration for CVE-2020-11167

Affected software / configurations for CVE-2020-11167

Vendor Product Version Raw CPE
qualcomm apq8009w — cpe:2.3:h:qualcomm:apq8009w:-:*:*:*:*:*:*:*
qualcomm apq8017 — cpe:2.3:h:qualcomm:apq8017:-:*:*:*:*:*:*:*
qualcomm apq8037 — cpe:2.3:h:qualcomm:apq8037:-:*:*:*:*:*:*:*
qualcomm apq8053 — cpe:2.3:h:qualcomm:apq8053:-:*:*:*:*:*:*:*
qualcomm apq8064au — cpe:2.3:h:qualcomm:apq8064au:-:*:*:*:*:*:*:*
qualcomm apq8096au — cpe:2.3:h:qualcomm:apq8096au:-:*:*:*:*:*:*:*
qualcomm aqt1000 — cpe:2.3:h:qualcomm:aqt1000:-:*:*:*:*:*:*:*
qualcomm msm8909w — cpe:2.3:h:qualcomm:msm8909w:-:*:*:*:*:*:*:*
qualcomm msm8917 — cpe:2.3:h:qualcomm:msm8917:-:*:*:*:*:*:*:*
qualcomm msm8920 — cpe:2.3:h:qualcomm:msm8920:-:*:*:*:*:*:*:*
qualcomm msm8937 — cpe:2.3:h:qualcomm:msm8937:-:*:*:*:*:*:*:*
qualcomm msm8940 — cpe:2.3:h:qualcomm:msm8940:-:*:*:*:*:*:*:*
qualcomm msm8953 — cpe:2.3:h:qualcomm:msm8953:-:*:*:*:*:*:*:*
qualcomm msm8996au — cpe:2.3:h:qualcomm:msm8996au:-:*:*:*:*:*:*:*
qualcomm pm215 — cpe:2.3:h:qualcomm:pm215:-:*:*:*:*:*:*:*
qualcomm pm3003a — cpe:2.3:h:qualcomm:pm3003a:-:*:*:*:*:*:*:*
qualcomm pm439 — cpe:2.3:h:qualcomm:pm439:-:*:*:*:*:*:*:*
qualcomm pm6125 — cpe:2.3:h:qualcomm:pm6125:-:*:*:*:*:*:*:*
qualcomm pm6150 — cpe:2.3:h:qualcomm:pm6150:-:*:*:*:*:*:*:*
qualcomm pm6150a — cpe:2.3:h:qualcomm:pm6150a:-:*:*:*:*:*:*:*
qualcomm pm6150l — cpe:2.3:h:qualcomm:pm6150l:-:*:*:*:*:*:*:*
qualcomm pm6350 — cpe:2.3:h:qualcomm:pm6350:-:*:*:*:*:*:*:*
qualcomm pm640a — cpe:2.3:h:qualcomm:pm640a:-:*:*:*:*:*:*:*
qualcomm pm640l — cpe:2.3:h:qualcomm:pm640l:-:*:*:*:*:*:*:*
qualcomm pm640p — cpe:2.3:h:qualcomm:pm640p:-:*:*:*:*:*:*:*
qualcomm pm660 — cpe:2.3:h:qualcomm:pm660:-:*:*:*:*:*:*:*
qualcomm pm660l — cpe:2.3:h:qualcomm:pm660l:-:*:*:*:*:*:*:*
qualcomm pm670 — cpe:2.3:h:qualcomm:pm670:-:*:*:*:*:*:*:*
qualcomm pm670a — cpe:2.3:h:qualcomm:pm670a:-:*:*:*:*:*:*:*
qualcomm pm670l — cpe:2.3:h:qualcomm:pm670l:-:*:*:*:*:*:*:*
qualcomm pm7150a — cpe:2.3:h:qualcomm:pm7150a:-:*:*:*:*:*:*:*
qualcomm pm7150l — cpe:2.3:h:qualcomm:pm7150l:-:*:*:*:*:*:*:*
qualcomm pm7250 — cpe:2.3:h:qualcomm:pm7250:-:*:*:*:*:*:*:*
qualcomm pm7250b — cpe:2.3:h:qualcomm:pm7250b:-:*:*:*:*:*:*:*
qualcomm pm8004 — cpe:2.3:h:qualcomm:pm8004:-:*:*:*:*:*:*:*
qualcomm pm8005 — cpe:2.3:h:qualcomm:pm8005:-:*:*:*:*:*:*:*
qualcomm pm8008 — cpe:2.3:h:qualcomm:pm8008:-:*:*:*:*:*:*:*
qualcomm pm8009 — cpe:2.3:h:qualcomm:pm8009:-:*:*:*:*:*:*:*
qualcomm pm8150a — cpe:2.3:h:qualcomm:pm8150a:-:*:*:*:*:*:*:*
qualcomm pm8150b — cpe:2.3:h:qualcomm:pm8150b:-:*:*:*:*:*:*:*
qualcomm pm8150c — cpe:2.3:h:qualcomm:pm8150c:-:*:*:*:*:*:*:*
qualcomm pm8150l — cpe:2.3:h:qualcomm:pm8150l:-:*:*:*:*:*:*:*
qualcomm pm8250 — cpe:2.3:h:qualcomm:pm8250:-:*:*:*:*:*:*:*
qualcomm pm855 — cpe:2.3:h:qualcomm:pm855:-:*:*:*:*:*:*:*
qualcomm pm855a — cpe:2.3:h:qualcomm:pm855a:-:*:*:*:*:*:*:*
qualcomm pm855b — cpe:2.3:h:qualcomm:pm855b:-:*:*:*:*:*:*:*
qualcomm pm855l — cpe:2.3:h:qualcomm:pm855l:-:*:*:*:*:*:*:*
qualcomm pm855p — cpe:2.3:h:qualcomm:pm855p:-:*:*:*:*:*:*:*
qualcomm pm8909 — cpe:2.3:h:qualcomm:pm8909:-:*:*:*:*:*:*:*
qualcomm pm8937 — cpe:2.3:h:qualcomm:pm8937:-:*:*:*:*:*:*:*
qualcomm pm8940 — cpe:2.3:h:qualcomm:pm8940:-:*:*:*:*:*:*:*
qualcomm pm8953 — cpe:2.3:h:qualcomm:pm8953:-:*:*:*:*:*:*:*
qualcomm pm8996 — cpe:2.3:h:qualcomm:pm8996:-:*:*:*:*:*:*:*
qualcomm pm8998 — cpe:2.3:h:qualcomm:pm8998:-:*:*:*:*:*:*:*
qualcomm pmi632 — cpe:2.3:h:qualcomm:pmi632:-:*:*:*:*:*:*:*
qualcomm pmi8937 — cpe:2.3:h:qualcomm:pmi8937:-:*:*:*:*:*:*:*
qualcomm pmi8952 — cpe:2.3:h:qualcomm:pmi8952:-:*:*:*:*:*:*:*
qualcomm pmi8994 — cpe:2.3:h:qualcomm:pmi8994:-:*:*:*:*:*:*:*
qualcomm pmi8996 — cpe:2.3:h:qualcomm:pmi8996:-:*:*:*:*:*:*:*
qualcomm pmi8998 — cpe:2.3:h:qualcomm:pmi8998:-:*:*:*:*:*:*:*
qualcomm pmk8001 — cpe:2.3:h:qualcomm:pmk8001:-:*:*:*:*:*:*:*
qualcomm pmk8002 — cpe:2.3:h:qualcomm:pmk8002:-:*:*:*:*:*:*:*
qualcomm pmk8003 — cpe:2.3:h:qualcomm:pmk8003:-:*:*:*:*:*:*:*
qualcomm pmm855au — cpe:2.3:h:qualcomm:pmm855au:-:*:*:*:*:*:*:*
qualcomm pmm8996au — cpe:2.3:h:qualcomm:pmm8996au:-:*:*:*:*:*:*:*
qualcomm pmr525 — cpe:2.3:h:qualcomm:pmr525:-:*:*:*:*:*:*:*
qualcomm pmr735a — cpe:2.3:h:qualcomm:pmr735a:-:*:*:*:*:*:*:*
qualcomm pmr735b — cpe:2.3:h:qualcomm:pmr735b:-:*:*:*:*:*:*:*
qualcomm pmw3100 — cpe:2.3:h:qualcomm:pmw3100:-:*:*:*:*:*:*:*
qualcomm pmx50 — cpe:2.3:h:qualcomm:pmx50:-:*:*:*:*:*:*:*
qualcomm pmx55 — cpe:2.3:h:qualcomm:pmx55:-:*:*:*:*:*:*:*
qualcomm qat3516 — cpe:2.3:h:qualcomm:qat3516:-:*:*:*:*:*:*:*
qualcomm qat3518 — cpe:2.3:h:qualcomm:qat3518:-:*:*:*:*:*:*:*
qualcomm qat3519 — cpe:2.3:h:qualcomm:qat3519:-:*:*:*:*:*:*:*
qualcomm qat3522 — cpe:2.3:h:qualcomm:qat3522:-:*:*:*:*:*:*:*
qualcomm qat3550 — cpe:2.3:h:qualcomm:qat3550:-:*:*:*:*:*:*:*
qualcomm qat3555 — cpe:2.3:h:qualcomm:qat3555:-:*:*:*:*:*:*:*
qualcomm qat5515 — cpe:2.3:h:qualcomm:qat5515:-:*:*:*:*:*:*:*
qualcomm qat5516 — cpe:2.3:h:qualcomm:qat5516:-:*:*:*:*:*:*:*
qualcomm qat5522 — cpe:2.3:h:qualcomm:qat5522:-:*:*:*:*:*:*:*

References for CVE-2020-11167

cvelogic Threat Intelligence