CVE-2023-47610 [High] | Security Vulnerability in Bgs5 Firmware

A CWE-120: Buffer Copy without Checking Size of Input vulnerability exists in Telit Cinterion EHS5/6/8 that could allow a remote unauthenticated attacker to execute arbitrary code on the targeted system by sending a specially crafted SMS message.

#	Date	Old EPSS score	New EPSS score	Delta (New - Old)
1	2026-06-15	2.08%	1.71%	-0.37%
2	2026-06-06	3.97%	2.08%	-1.89%
3	2026-05-27	—	3.97%	—

Date

Old EPSS score

New EPSS score

Delta (New - Old)

2026-06-15

2.08%

1.71%

-0.37%

2026-06-06

3.97%

2.08%

-1.89%

2026-05-27

—

3.97%

—

Base score	Version	Severity	Vector	Exploitability	Impact	Score source
8.1	3.1	HIGH	`CVSS:3.1/AV:N/AC:H/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:H) Even with access, the exploit needs extra luck, timing, or a fussy environment to actually work. 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.	2.2	5.9	[email protected]
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]

Base score

Version

Severity

Vector

Exploitability

Impact

Score source

8.1

3.1

HIGH

CVSS:3.1/AV:N/AC:H/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:H): Even with access, the exploit needs extra luck, timing, or a fussy environment to actually work.
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.

2.2

5.9

[email protected]

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]

Affected software / configurations for CVE-2023-47610

Vendor	Product	Version	Raw CPE
telit	bgs5_firmware	—	cpe:2.3:o:telit:bgs5_firmware:-:::::::*
telit	ehs5_firmware	—	cpe:2.3:o:telit:ehs5_firmware:-:::::::*
telit	ehs6_firmware	—	cpe:2.3:o:telit:ehs6_firmware:-:::::::*
telit	ehs8_firmware	—	cpe:2.3:o:telit:ehs8_firmware:-:::::::*
telit	pds5_firmware	—	cpe:2.3:o:telit:pds5_firmware:-:::::::*
telit	pds6_firmware	—	cpe:2.3:o:telit:pds6_firmware:-:::::::*
telit	pds8_firmware	—	cpe:2.3:o:telit:pds8_firmware:-:::::::*
telit	els61_firmware	—	cpe:2.3:o:telit:els61_firmware:-:::::::*
telit	els81_firmware	—	cpe:2.3:o:telit:els81_firmware:-:::::::*
telit	pls62_firmware	—	cpe:2.3:o:telit:pls62_firmware:-:::::::*

References for CVE-2023-47610

URL	Tags
https://ics-cert.kaspersky.com/advisories/2023/11/08/klcert-23-018-telit-cinterion-thales-gemalto-modules-buffer-copy-without-checking-size-of-input-vulnerability/	Third Party Advisory

URL

CVE-2023-47610

Exploit prediction scoring system (EPSS) score for CVE-2023-47610

Common vulnerability scoring system (CVSS) metrics for CVE-2023-47610

Weakness enumeration for CVE-2023-47610

Affected software / configurations for CVE-2023-47610

References for CVE-2023-47610