CVE-2023-33044 [High] | Denial of Service in 315 5g Iot Modem Firmware

CVE-2023-33044 is rated Moderate Risk (44.1/100): CVSS High severity, with low exploitation likelihood (EPSS 0.52%). Review affected assets and schedule remediation.

#	Date	Old EPSS score	New EPSS score	Delta (New - Old)
1	2026-06-15	0.24%	0.52%	+0.27%
2	2025-07-16	0.33%	0.24%	-0.09%
3	2025-04-23	—	0.33%	—

Date

Old EPSS score

New EPSS score

Delta (New - Old)

2026-06-15

0.24%

0.52%

+0.27%

2025-07-16

0.33%

0.24%

-0.09%

2025-04-23

—

0.33%

—

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]

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]

Affected software / configurations for CVE-2023-33044

Vendor	Product	Version	Raw CPE
qualcomm	315_5g_iot_modem_firmware	—	cpe:2.3:o:qualcomm:315_5g_iot_modem_firmware:-:::::::*
qualcomm	ar8035_firmware	—	cpe:2.3:o:qualcomm:ar8035_firmware:-:::::::*
qualcomm	wcn3991_firmware	—	cpe:2.3:o:qualcomm:wcn3991_firmware:-:::::::*
qualcomm	wcn3998_firmware	—	cpe:2.3:o:qualcomm:wcn3998_firmware:-:::::::*
qualcomm	wcn6750_firmware	—	cpe:2.3:o:qualcomm:wcn6750_firmware:-:::::::*
qualcomm	qca6390_firmware	—	cpe:2.3:o:qualcomm:qca6390_firmware:-:::::::*
qualcomm	wcn685x-5_firmware	—	cpe:2.3:o:qualcomm:wcn685x-5_firmware:-:::::::*
qualcomm	wcn685x-1_firmware	—	cpe:2.3:o:qualcomm:wcn685x-1_firmware:-:::::::*
qualcomm	wcn785x-1_firmware	—	cpe:2.3:o:qualcomm:wcn785x-1_firmware:-:::::::*
qualcomm	wcn785x-5_firmware	—	cpe:2.3:o:qualcomm:wcn785x-5_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	qca6574a_firmware	—	cpe:2.3:o:qualcomm:qca6574a_firmware:-:::::::*
qualcomm	qca6574au_firmware	—	cpe:2.3:o:qualcomm:qca6574au_firmware:-:::::::*
qualcomm	qca6595au_firmware	—	cpe:2.3:o:qualcomm:qca6595au_firmware:-:::::::*
qualcomm	qca6696_firmware	—	cpe:2.3:o:qualcomm:qca6696_firmware:-:::::::*
qualcomm	qca6698aq_firmware	—	cpe:2.3:o:qualcomm:qca6698aq_firmware:-:::::::*
qualcomm	qca8081_firmware	—	cpe:2.3:o:qualcomm:qca8081_firmware:-:::::::*
qualcomm	qca8337_firmware	—	cpe:2.3:o:qualcomm:qca8337_firmware:-:::::::*
qualcomm	qcm4490_firmware	—	cpe:2.3:o:qualcomm:qcm4490_firmware:-:::::::*
qualcomm	qcm6490_firmware	—	cpe:2.3:o:qualcomm:qcm6490_firmware:-:::::::*
qualcomm	qcm8550_firmware	—	cpe:2.3:o:qualcomm:qcm8550_firmware:-:::::::*
qualcomm	qcn6024_firmware	—	cpe:2.3:o:qualcomm:qcn6024_firmware:-:::::::*
qualcomm	qcn9024_firmware	—	cpe:2.3:o:qualcomm:qcn9024_firmware:-:::::::*
qualcomm	qcs4490_firmware	—	cpe:2.3:o:qualcomm:qcs4490_firmware:-:::::::*
qualcomm	qcs6490_firmware	—	cpe:2.3:o:qualcomm:qcs6490_firmware:-:::::::*
qualcomm	qcs8550_firmware	—	cpe:2.3:o:qualcomm:qcs8550_firmware:-:::::::*
qualcomm	video_collaboration_vc3_platform_firmware	—	cpe:2.3:o:qualcomm:video_collaboration_vc3_platform_firmware:-:::::::*
qualcomm	sd855_firmware	—	cpe:2.3:o:qualcomm:sd855_firmware:-:::::::*
qualcomm	sd865_5g_firmware	—	cpe:2.3:o:qualcomm:sd865_5g_firmware:-:::::::*
qualcomm	sd888_firmware	—	cpe:2.3:o:qualcomm:sd888_firmware:-:::::::*
qualcomm	sdx55_firmware	—	cpe:2.3:o:qualcomm:sdx55_firmware:-:::::::*
qualcomm	sdx57m_firmware	—	cpe:2.3:o:qualcomm:sdx57m_firmware:-:::::::*
qualcomm	sm7250p_firmware	—	cpe:2.3:o:qualcomm:sm7250p_firmware:-:::::::*
qualcomm	sm7315_firmware	—	cpe:2.3:o:qualcomm:sm7315_firmware:-:::::::*
qualcomm	sm7325p_firmware	—	cpe:2.3:o:qualcomm:sm7325p_firmware:-:::::::*
qualcomm	sm8550p_firmware	—	cpe:2.3:o:qualcomm:sm8550p_firmware:-:::::::*
qualcomm	sm4375_firmware	—	cpe:2.3:o:qualcomm:sm4375_firmware:-:::::::*
qualcomm	snapdragon_4_gen_2_mobile_platform_firmware	—	cpe:2.3:o:qualcomm:snapdragon_4_gen_2_mobile_platform_firmware:-:::::::*
qualcomm	sm4350_firmware	—	cpe:2.3:o:qualcomm:sm4350_firmware:-:::::::*
qualcomm	sm4350-ac_firmware	—	cpe:2.3:o:qualcomm:sm4350-ac_firmware:-:::::::*
qualcomm	sm6350_firmware	—	cpe:2.3:o:qualcomm:sm6350_firmware:-:::::::*
qualcomm	sm6375_firmware	—	cpe:2.3:o:qualcomm:sm6375_firmware:-:::::::*
qualcomm	sm7225_firmware	—	cpe:2.3:o:qualcomm:sm7225_firmware:-:::::::*
qualcomm	sm7250-aa_firmware	—	cpe:2.3:o:qualcomm:sm7250-aa_firmware:-:::::::*
qualcomm	sm7250-ab_firmware	—	cpe:2.3:o:qualcomm:sm7250-ab_firmware:-:::::::*
qualcomm	sm7250-ac_firmware	—	cpe:2.3:o:qualcomm:sm7250-ac_firmware:-:::::::*
qualcomm	sm7325_firmware	—	cpe:2.3:o:qualcomm:sm7325_firmware:-:::::::*
qualcomm	sm7325-ae_firmware	—	cpe:2.3:o:qualcomm:sm7325-ae_firmware:-:::::::*
qualcomm	sm7350-ab_firmware	—	cpe:2.3:o:qualcomm:sm7350-ab_firmware:-:::::::*
qualcomm	sm7325-af_firmware	—	cpe:2.3:o:qualcomm:sm7325-af_firmware:-:::::::*
qualcomm	snapdragon_7c\+_gen_3_compute_firmware	—	cpe:2.3:o:qualcomm:snapdragon_7c\+_gen_3_compute_firmware:-:::::::*
qualcomm	sm8450_firmware	—	cpe:2.3:o:qualcomm:sm8450_firmware:-:::::::*
qualcomm	snapdragon_8_gen_2_mobile_platform_firmware	—	cpe:2.3:o:qualcomm:snapdragon_8_gen_2_mobile_platform_firmware:-:::::::*
qualcomm	sm8475_firmware	—	cpe:2.3:o:qualcomm:sm8475_firmware:-:::::::*
qualcomm	snapdragon_8\+_gen_2_mobile_platform_firmware	—	cpe:2.3:o:qualcomm:snapdragon_8\+_gen_2_mobile_platform_firmware:-:::::::*
qualcomm	sm8150-ac_firmware	—	cpe:2.3:o:qualcomm:sm8150-ac_firmware:-:::::::*
qualcomm	sm8250_firmware	—	cpe:2.3:o:qualcomm:sm8250_firmware:-:::::::*
qualcomm	sm8250-ab_firmware	—	cpe:2.3:o:qualcomm:sm8250-ab_firmware:-:::::::*
qualcomm	sm8250-ac_firmware	—	cpe:2.3:o:qualcomm:sm8250-ac_firmware:-:::::::*
qualcomm	sm8350_firmware	—	cpe:2.3:o:qualcomm:sm8350_firmware:-:::::::*
qualcomm	sm8350-ac_firmware	—	cpe:2.3:o:qualcomm:sm8350-ac_firmware:-:::::::*
qualcomm	snapdragon_auto_5g_modem-rf_firmware	—	cpe:2.3:o:qualcomm:snapdragon_auto_5g_modem-rf_firmware:-:::::::*
qualcomm	snapdragon_x55_5g_modem-rf_system_firmware	—	cpe:2.3:o:qualcomm:snapdragon_x55_5g_modem-rf_system_firmware:-:::::::*
qualcomm	snapdragon_x65_5g_modem-rf_system_firmware	—	cpe:2.3:o:qualcomm:snapdragon_x65_5g_modem-rf_system_firmware:-:::::::*
qualcomm	snapdragon_x70_modem-rf_system_firmware	—	cpe:2.3:o:qualcomm:snapdragon_x70_modem-rf_system_firmware:-:::::::*
qualcomm	snapdragon_xr2_5g_platform_firmware	—	cpe:2.3:o:qualcomm:snapdragon_xr2_5g_platform_firmware:-:::::::*
qualcomm	sxr2130_firmware	—	cpe:2.3:o:qualcomm:sxr2130_firmware:-:::::::*
qualcomm	wcd9341_firmware	—	cpe:2.3:o:qualcomm:wcd9341_firmware:-:::::::*
qualcomm	wcd9360_firmware	—	cpe:2.3:o:qualcomm:wcd9360_firmware:-:::::::*
qualcomm	wcd9370_firmware	—	cpe:2.3:o:qualcomm:wcd9370_firmware:-:::::::*
qualcomm	wcd9375_firmware	—	cpe:2.3:o:qualcomm:wcd9375_firmware:-:::::::*
qualcomm	wcd9380_firmware	—	cpe:2.3:o:qualcomm:wcd9380_firmware:-:::::::*
qualcomm	wcd9385_firmware	—	cpe:2.3:o:qualcomm:wcd9385_firmware:-:::::::*
qualcomm	wcd9390_firmware	—	cpe:2.3:o:qualcomm:wcd9390_firmware:-:::::::*
qualcomm	wcd9395_firmware	—	cpe:2.3:o:qualcomm:wcd9395_firmware:-:::::::*
qualcomm	wcn3950_firmware	—	cpe:2.3:o:qualcomm:wcn3950_firmware:-:::::::*

References for CVE-2023-33044

URL	Tags
https://www.qualcomm.com/company/product-security/bulletins/december-2023-bulletin	Vendor Advisory

URL

CVE-2023-33044 | Reachable Assertion in Data Modem

Exploit prediction scoring system (EPSS) score for CVE-2023-33044

Common vulnerability scoring system (CVSS) metrics for CVE-2023-33044

Weakness enumeration for CVE-2023-33044

Affected software / configurations for CVE-2023-33044

References for CVE-2023-33044