CVE-2022-33296 [Medium] | Integer Overflow in 315 5g Iot Modem Firmware

CVE-2022-33296 is rated Low Risk (29.3/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.05%). Monitor for updates and reassess as exploit intelligence or EPSS changes.

#	Date	Old EPSS score	New EPSS score	Delta (New - Old)
1	2026-01-29	0.04%	0.05%	+0.01%
2	2025-03-30	0.07%	0.04%	-0.03%
3	2025-03-29	—	0.07%	—

Date

Old EPSS score

New EPSS score

Delta (New - Old)

2026-01-29

0.04%

0.05%

+0.01%

2025-03-30

0.07%

0.04%

-0.03%

2025-03-29

—

0.07%

—

Base score	Version	Severity	Vector	Exploitability	Impact	Score source
5.9	3.1	MEDIUM	`CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L` Click to expand Attack vector (AV:L) They already need access on the box, or another person has to do something wrong; it’s not a remote drive-by. 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:L) Attackers could change some data, but it’s limited—not everything goes. Availability (A:L) Might cause slowdowns, glitches, or partial disruption—not a full brick.	2.5	3.4	[email protected]
7.8	3.1	HIGH	`CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H` Click to expand Attack vector (AV:L) They already need access on the box, or another person has to do something wrong; it’s not a remote drive-by. 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:L) A normal user session is enough; they don’t have to be admin. 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.	1.8	5.9	[email protected]

Base score

Version

Severity

Vector

Exploitability

Impact

Score source

5.9

3.1

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L Click to expand

Attack vector (AV:L): They already need access on the box, or another person has to do something wrong; it’s not a remote drive-by.
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:L): Attackers could change some data, but it’s limited—not everything goes.
Availability (A:L): Might cause slowdowns, glitches, or partial disruption—not a full brick.

2.5

3.4

[email protected]

7.8

3.1

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Click to expand

Attack vector (AV:L): They already need access on the box, or another person has to do something wrong; it’s not a remote drive-by.
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:L): A normal user session is enough; they don’t have to be admin.
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.

1.8

5.9

[email protected]

Affected software / configurations for CVE-2022-33296

Vendor	Product	Version	Raw CPE
qualcomm	315_5g_iot_modem_firmware	—	cpe:2.3:o:qualcomm:315_5g_iot_modem_firmware:-:::::::*
qualcomm	apq8017_firmware	—	cpe:2.3:o:qualcomm:apq8017_firmware:-:::::::*
qualcomm	aqt1000_firmware	—	cpe:2.3:o:qualcomm:aqt1000_firmware:-:::::::*
qualcomm	ar8035_firmware	—	cpe:2.3:o:qualcomm:ar8035_firmware:-:::::::*
qualcomm	csrb31024_firmware	—	cpe:2.3:o:qualcomm:csrb31024_firmware:-:::::::*
qualcomm	wcn3998_firmware	—	cpe:2.3:o:qualcomm:wcn3998_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	mdm9628_firmware	—	cpe:2.3:o:qualcomm:mdm9628_firmware:-:::::::*
qualcomm	qca6310_firmware	—	cpe:2.3:o:qualcomm:qca6310_firmware:-:::::::*
qualcomm	qca6320_firmware	—	cpe:2.3:o:qualcomm:qca6320_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	qca6564a_firmware	—	cpe:2.3:o:qualcomm:qca6564a_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	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	qcm6125_firmware	—	cpe:2.3:o:qualcomm:qcm6125_firmware:-:::::::*
qualcomm	qcn6024_firmware	—	cpe:2.3:o:qualcomm:qcn6024_firmware:-:::::::*
qualcomm	qcn9024_firmware	—	cpe:2.3:o:qualcomm:qcn9024_firmware:-:::::::*
qualcomm	qcs410_firmware	—	cpe:2.3:o:qualcomm:qcs410_firmware:-:::::::*
qualcomm	qcs610_firmware	—	cpe:2.3:o:qualcomm:qcs610_firmware:-:::::::*
qualcomm	qcs6125_firmware	—	cpe:2.3:o:qualcomm:qcs6125_firmware:-:::::::*
qualcomm	8905_firmware	—	cpe:2.3:o:qualcomm:8905_firmware:-:::::::*
qualcomm	qm215_firmware	—	cpe:2.3:o:qualcomm:qm215_firmware:-:::::::*
qualcomm	sd670_firmware	—	cpe:2.3:o:qualcomm:sd670_firmware:-:::::::*
qualcomm	sd675_firmware	—	cpe:2.3:o:qualcomm:sd675_firmware:-:::::::*
qualcomm	sd730_firmware	—	cpe:2.3:o:qualcomm:sd730_firmware:-:::::::*
qualcomm	sd7c_firmware	—	cpe:2.3:o:qualcomm:sd7c_firmware:-:::::::*
qualcomm	sd835_firmware	—	cpe:2.3:o:qualcomm:sd835_firmware:-:::::::*
qualcomm	sd855_firmware	—	cpe:2.3:o:qualcomm:sd855_firmware:-:::::::*
qualcomm	sd865_5g_firmware	—	cpe:2.3:o:qualcomm:sd865_5g_firmware:-:::::::*
qualcomm	sdx55_firmware	—	cpe:2.3:o:qualcomm:sdx55_firmware:-:::::::*
qualcomm	sm6250_firmware	—	cpe:2.3:o:qualcomm:sm6250_firmware:-:::::::*
qualcomm	sm6250p_firmware	—	cpe:2.3:o:qualcomm:sm6250p_firmware:-:::::::*
qualcomm	sm7250p_firmware	—	cpe:2.3:o:qualcomm:sm7250p_firmware:-:::::::*
qualcomm	8909_firmware	—	cpe:2.3:o:qualcomm:8909_firmware:-:::::::*
qualcomm	sm4375_firmware	—	cpe:2.3:o:qualcomm:sm4375_firmware:-:::::::*
qualcomm	8917_firmware	—	cpe:2.3:o:qualcomm:8917_firmware:-:::::::*
qualcomm	sdm429_firmware	—	cpe:2.3:o:qualcomm:sdm429_firmware:-:::::::*
qualcomm	sdm439_firmware	—	cpe:2.3:o:qualcomm:sdm439_firmware:-:::::::*
qualcomm	sm4350_firmware	—	cpe:2.3:o:qualcomm:sm4350_firmware:-:::::::*
qualcomm	sm4350-ac_firmware	—	cpe:2.3:o:qualcomm:sm4350-ac_firmware:-:::::::*
qualcomm	sm6125_firmware	—	cpe:2.3:o:qualcomm:sm6125_firmware:-:::::::*
qualcomm	sdm670_firmware	—	cpe:2.3:o:qualcomm:sdm670_firmware:-:::::::*
qualcomm	sm6150_firmware	—	cpe:2.3:o:qualcomm:sm6150_firmware:-:::::::*
qualcomm	sm6150-ac_firmware	—	cpe:2.3:o:qualcomm:sm6150-ac_firmware:-:::::::*
qualcomm	sm6350_firmware	—	cpe:2.3:o:qualcomm:sm6350_firmware:-:::::::*
qualcomm	sm6375_firmware	—	cpe:2.3:o:qualcomm:sm6375_firmware:-:::::::*
qualcomm	sdm710_firmware	—	cpe:2.3:o:qualcomm:sdm710_firmware:-:::::::*
qualcomm	sdm712_firmware	—	cpe:2.3:o:qualcomm:sdm712_firmware:-:::::::*
qualcomm	sm7125_firmware	—	cpe:2.3:o:qualcomm:sm7125_firmware:-:::::::*
qualcomm	sm7150-aa_firmware	—	cpe:2.3:o:qualcomm:sm7150-aa_firmware:-:::::::*
qualcomm	sm7150-ab_firmware	—	cpe:2.3:o:qualcomm:sm7150-ab_firmware:-:::::::*
qualcomm	sm7150-ac_firmware	—	cpe:2.3:o:qualcomm:sm7150-ac_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	sm8450_firmware	—	cpe:2.3:o:qualcomm:sm8450_firmware:-:::::::*
qualcomm	snapdragon_835_mobile_platform_firmware	—	cpe:2.3:o:qualcomm:snapdragon_835_mobile_platform_firmware:-:::::::*
qualcomm	sm8150_firmware	—	cpe:2.3:o:qualcomm:sm8150_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	snapdragon_auto_5g_modem-rf_firmware	—	cpe:2.3:o:qualcomm:snapdragon_auto_5g_modem-rf_firmware:-:::::::*
qualcomm	snapdragon_w5\+_gen_1_wearable_platform_firmware	—	cpe:2.3:o:qualcomm:snapdragon_w5\+_gen_1_wearable_platform_firmware:-:::::::*
qualcomm	snapdragon_x5_lte_modem_firmware	—	cpe:2.3:o:qualcomm:snapdragon_x5_lte_modem_firmware:-:::::::*

References for CVE-2022-33296

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

URL

CVE-2022-33296 | Integer overflow to buffer overflow in Modem

Exploit prediction scoring system (EPSS) score for CVE-2022-33296

Common vulnerability scoring system (CVSS) metrics for CVE-2022-33296

Weakness enumeration for CVE-2022-33296

Affected software / configurations for CVE-2022-33296

References for CVE-2022-33296