CVE-2020-11273 [High] | Security Vulnerability in Csrb31024 Firmware

Histogram type KPI was teardown with the assumption of the existence of histogram binning info and will lead to null pointer access when histogram binning info is missing due to lack of null check in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Mobile

#	Date	Old EPSS score	New EPSS score	Delta (New - Old)
1	2026-06-15	0.25%	0.69%	+0.44%
2	2025-03-30	0.35%	0.25%	-0.10%
3	2025-03-29	—	0.35%	—

Date

Old EPSS score

New EPSS score

Delta (New - Old)

2026-06-15

0.25%

0.69%

+0.44%

2025-03-30

0.35%

0.25%

-0.10%

2025-03-29

—

0.35%

—

Base score	Version	Severity	Vector	Exploitability	Impact	Score source
7.5	3.1	HIGH	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/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:N) Doesn’t really leak secrets in a meaningful way. Integrity (I:N) Data isn’t meaningfully altered or forged. Availability (A:H) Could take the service down hard or make it unusable for people who depend on it.	3.9	3.6	[email protected]
7.5	3.1	HIGH	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/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:N) Doesn’t really leak secrets in a meaningful way. Integrity (I:N) Data isn’t meaningfully altered or forged. Availability (A:H) Could take the service down hard or make it unusable for people who depend on it.	3.9	3.6	[email protected]
7.8	2.0	HIGH	`AV:N/AC:L/Au:N/C:N/I:N/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:N) No confidentiality impact. Integrity impact (I:N) No integrity impact. Availability impact (A:C) Complete availability impact.	10.0	6.9	[email protected]

Base score

Version

Severity

Vector

Exploitability

Impact

Score source

7.5

3.1

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/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:N): Doesn’t really leak secrets in a meaningful way.
Integrity (I:N): Data isn’t meaningfully altered or forged.
Availability (A:H): Could take the service down hard or make it unusable for people who depend on it.

3.9

3.6

[email protected]

7.5

3.1

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/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:N): Doesn’t really leak secrets in a meaningful way.
Integrity (I:N): Data isn’t meaningfully altered or forged.
Availability (A:H): Could take the service down hard or make it unusable for people who depend on it.

3.9

3.6

[email protected]

7.8

2.0

HIGH

AV:N/AC:L/Au:N/C:N/I:N/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:N): No confidentiality impact.
Integrity impact (I:N): No integrity impact.
Availability impact (A:C): Complete availability impact.

10.0

6.9

[email protected]

Affected software / configurations for CVE-2020-11273

Vendor	Product	Version	Raw CPE
qualcomm	csrb31024_firmware	—	cpe:2.3:o:qualcomm:csrb31024_firmware:-:::::::*
qualcomm	pm3003a_firmware	—	cpe:2.3:o:qualcomm:pm3003a_firmware:-:::::::*
qualcomm	pm6150a_firmware	—	cpe:2.3:o:qualcomm:pm6150a_firmware:-:::::::*
qualcomm	pm6150l_firmware	—	cpe:2.3:o:qualcomm:pm6150l_firmware:-:::::::*
qualcomm	pm6350_firmware	—	cpe:2.3:o:qualcomm:pm6350_firmware:-:::::::*
qualcomm	pm7150a_firmware	—	cpe:2.3:o:qualcomm:pm7150a_firmware:-:::::::*
qualcomm	pm7150l_firmware	—	cpe:2.3:o:qualcomm:pm7150l_firmware:-:::::::*
qualcomm	pm7250_firmware	—	cpe:2.3:o:qualcomm:pm7250_firmware:-:::::::*
qualcomm	pm7250b_firmware	—	cpe:2.3:o:qualcomm:pm7250b_firmware:-:::::::*
qualcomm	pm8005_firmware	—	cpe:2.3:o:qualcomm:pm8005_firmware:-:::::::*
qualcomm	pm8008_firmware	—	cpe:2.3:o:qualcomm:pm8008_firmware:-:::::::*
qualcomm	pm8009_firmware	—	cpe:2.3:o:qualcomm:pm8009_firmware:-:::::::*
qualcomm	pm8150a_firmware	—	cpe:2.3:o:qualcomm:pm8150a_firmware:-:::::::*
qualcomm	pm8150b_firmware	—	cpe:2.3:o:qualcomm:pm8150b_firmware:-:::::::*
qualcomm	pm8150c_firmware	—	cpe:2.3:o:qualcomm:pm8150c_firmware:-:::::::*
qualcomm	pm8150l_firmware	—	cpe:2.3:o:qualcomm:pm8150l_firmware:-:::::::*
qualcomm	pm8250_firmware	—	cpe:2.3:o:qualcomm:pm8250_firmware:-:::::::*
qualcomm	pm8350_firmware	—	cpe:2.3:o:qualcomm:pm8350_firmware:-:::::::*
qualcomm	pm8350b_firmware	—	cpe:2.3:o:qualcomm:pm8350b_firmware:-:::::::*
qualcomm	pm8350bh_firmware	—	cpe:2.3:o:qualcomm:pm8350bh_firmware:-:::::::*
qualcomm	pm8350c_firmware	—	cpe:2.3:o:qualcomm:pm8350c_firmware:-:::::::*
qualcomm	pm855_firmware	—	cpe:2.3:o:qualcomm:pm855_firmware:-:::::::*
qualcomm	pm855b_firmware	—	cpe:2.3:o:qualcomm:pm855b_firmware:-:::::::*
qualcomm	pm855l_firmware	—	cpe:2.3:o:qualcomm:pm855l_firmware:-:::::::*
qualcomm	pm8998_firmware	—	cpe:2.3:o:qualcomm:pm8998_firmware:-:::::::*
qualcomm	pmi8998_firmware	—	cpe:2.3:o:qualcomm:pmi8998_firmware:-:::::::*
qualcomm	pmk8002_firmware	—	cpe:2.3:o:qualcomm:pmk8002_firmware:-:::::::*
qualcomm	pmk8003_firmware	—	cpe:2.3:o:qualcomm:pmk8003_firmware:-:::::::*
qualcomm	pmk8350_firmware	—	cpe:2.3:o:qualcomm:pmk8350_firmware:-:::::::*
qualcomm	pmr525_firmware	—	cpe:2.3:o:qualcomm:pmr525_firmware:-:::::::*
qualcomm	pmr735a_firmware	—	cpe:2.3:o:qualcomm:pmr735a_firmware:-:::::::*
qualcomm	pmr735b_firmware	—	cpe:2.3:o:qualcomm:pmr735b_firmware:-:::::::*
qualcomm	pmx24_firmware	—	cpe:2.3:o:qualcomm:pmx24_firmware:-:::::::*
qualcomm	pmx55_firmware	—	cpe:2.3:o:qualcomm:pmx55_firmware:-:::::::*
qualcomm	pmx60_firmware	—	cpe:2.3:o:qualcomm:pmx60_firmware:-:::::::*
qualcomm	qat3516_firmware	—	cpe:2.3:o:qualcomm:qat3516_firmware:-:::::::*
qualcomm	qat3518_firmware	—	cpe:2.3:o:qualcomm:qat3518_firmware:-:::::::*
qualcomm	qat3519_firmware	—	cpe:2.3:o:qualcomm:qat3519_firmware:-:::::::*
qualcomm	qat3555_firmware	—	cpe:2.3:o:qualcomm:qat3555_firmware:-:::::::*
qualcomm	qat5515_firmware	—	cpe:2.3:o:qualcomm:qat5515_firmware:-:::::::*
qualcomm	qat5516_firmware	—	cpe:2.3:o:qualcomm:qat5516_firmware:-:::::::*
qualcomm	qat5522_firmware	—	cpe:2.3:o:qualcomm:qat5522_firmware:-:::::::*
qualcomm	qat5533_firmware	—	cpe:2.3:o:qualcomm:qat5533_firmware:-:::::::*
qualcomm	qat5568_firmware	—	cpe:2.3:o:qualcomm:qat5568_firmware:-:::::::*
qualcomm	qbt2000_firmware	—	cpe:2.3:o:qualcomm:qbt2000_firmware:-:::::::*
qualcomm	qca6390_firmware	—	cpe:2.3:o:qualcomm:qca6390_firmware:-:::::::*
qualcomm	qca6391_firmware	—	cpe:2.3:o:qualcomm:qca6391_firmware:-:::::::*
qualcomm	qca6421_firmware	—	cpe:2.3:o:qualcomm:qca6421_firmware:-:::::::*
qualcomm	qca6426_firmware	—	cpe:2.3:o:qualcomm:qca6426_firmware:-:::::::*
qualcomm	qca6431_firmware	—	cpe:2.3:o:qualcomm:qca6431_firmware:-:::::::*
qualcomm	qca6436_firmware	—	cpe:2.3:o:qualcomm:qca6436_firmware:-:::::::*
qualcomm	qca6564au_firmware	—	cpe:2.3:o:qualcomm:qca6564au_firmware:-:::::::*
qualcomm	qca6574a_firmware	—	cpe:2.3:o:qualcomm:qca6574a_firmware:-:::::::*
qualcomm	qca6574au_firmware	—	cpe:2.3:o:qualcomm:qca6574au_firmware:-:::::::*
qualcomm	qca6584au_firmware	—	cpe:2.3:o:qualcomm:qca6584au_firmware:-:::::::*
qualcomm	qca6595au_firmware	—	cpe:2.3:o:qualcomm:qca6595au_firmware:-:::::::*
qualcomm	qca6696_firmware	—	cpe:2.3:o:qualcomm:qca6696_firmware:-:::::::*
qualcomm	qdm2301_firmware	—	cpe:2.3:o:qualcomm:qdm2301_firmware:-:::::::*
qualcomm	qdm2305_firmware	—	cpe:2.3:o:qualcomm:qdm2305_firmware:-:::::::*
qualcomm	qdm2307_firmware	—	cpe:2.3:o:qualcomm:qdm2307_firmware:-:::::::*
qualcomm	qdm2308_firmware	—	cpe:2.3:o:qualcomm:qdm2308_firmware:-:::::::*
qualcomm	qdm2310_firmware	—	cpe:2.3:o:qualcomm:qdm2310_firmware:-:::::::*
qualcomm	qdm3301_firmware	—	cpe:2.3:o:qualcomm:qdm3301_firmware:-:::::::*
qualcomm	qdm4643_firmware	—	cpe:2.3:o:qualcomm:qdm4643_firmware:-:::::::*
qualcomm	qdm4650_firmware	—	cpe:2.3:o:qualcomm:qdm4650_firmware:-:::::::*
qualcomm	qdm5620_firmware	—	cpe:2.3:o:qualcomm:qdm5620_firmware:-:::::::*
qualcomm	qdm5621_firmware	—	cpe:2.3:o:qualcomm:qdm5621_firmware:-:::::::*
qualcomm	qdm5650_firmware	—	cpe:2.3:o:qualcomm:qdm5650_firmware:-:::::::*
qualcomm	qdm5652_firmware	—	cpe:2.3:o:qualcomm:qdm5652_firmware:-:::::::*
qualcomm	qdm5670_firmware	—	cpe:2.3:o:qualcomm:qdm5670_firmware:-:::::::*
qualcomm	qdm5671_firmware	—	cpe:2.3:o:qualcomm:qdm5671_firmware:-:::::::*
qualcomm	qdm5677_firmware	—	cpe:2.3:o:qualcomm:qdm5677_firmware:-:::::::*
qualcomm	qdm5679_firmware	—	cpe:2.3:o:qualcomm:qdm5679_firmware:-:::::::*
qualcomm	qet4101_firmware	—	cpe:2.3:o:qualcomm:qet4101_firmware:-:::::::*
qualcomm	qet5100_firmware	—	cpe:2.3:o:qualcomm:qet5100_firmware:-:::::::*
qualcomm	qet5100m_firmware	—	cpe:2.3:o:qualcomm:qet5100m_firmware:-:::::::*
qualcomm	qet6100_firmware	—	cpe:2.3:o:qualcomm:qet6100_firmware:-:::::::*
qualcomm	qet6110_firmware	—	cpe:2.3:o:qualcomm:qet6110_firmware:-:::::::*
qualcomm	qfs2530_firmware	—	cpe:2.3:o:qualcomm:qfs2530_firmware:-:::::::*
qualcomm	qfs2580_firmware	—	cpe:2.3:o:qualcomm:qfs2580_firmware:-:::::::*

References for CVE-2020-11273

URL	Tags
https://www.qualcomm.com/company/product-security/bulletins/may-2021-bulletin	Vendor Advisory

URL

CVE-2020-11273

Exploit prediction scoring system (EPSS) score for CVE-2020-11273

Common vulnerability scoring system (CVSS) metrics for CVE-2020-11273

Weakness enumeration for CVE-2020-11273

Affected software / configurations for CVE-2020-11273

References for CVE-2020-11273