CVE-2023-47612 [Medium] | Security Vulnerability in Bgs5 Firmware

A CWE-552: Files or Directories Accessible to External Parties vulnerability exists in Telit Cinterion BGS5, Telit Cinterion EHS5/6/8, Telit Cinterion PDS5/6/8, Telit Cinterion ELS61/81, Telit Cinterion PLS62 that could allow an attacker with physical access to the target system to obtain a read/write access to any files and directories on the targeted system, including hidden files and directories.

#	Date	Old EPSS score	New EPSS score	Delta (New - Old)
1	2026-05-19	0.04%	0.07%	+0.02%
2	2025-11-21	0.10%	0.04%	-0.06%
3	2025-11-18	—	0.10%	—

Date

Old EPSS score

New EPSS score

Delta (New - Old)

2026-05-19

0.04%

0.07%

+0.02%

2025-11-21

0.10%

0.04%

-0.06%

2025-11-18

—

0.10%

—

Base score	Version	Severity	Vector	Exploitability	Impact	Score source
6.8	3.1	MEDIUM	`CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H` Click to expand Attack vector (AV:P) Hands-on access—USB, keyboard, opening the case—not something you do purely over the wire. 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.	0.9	5.9	[email protected]
6.1	3.1	MEDIUM	`CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N` Click to expand Attack vector (AV:P) Hands-on access—USB, keyboard, opening the case—not something you do purely over the wire. 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:N) Service keeps running; no real outage angle.	0.9	5.2	[email protected]

Base score

Version

Severity

Vector

Exploitability

Impact

Score source

6.8

3.1

MEDIUM

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

Attack vector (AV:P): Hands-on access—USB, keyboard, opening the case—not something you do purely over the wire.
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.

0.9

5.9

[email protected]

6.1

3.1

MEDIUM

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

Attack vector (AV:P): Hands-on access—USB, keyboard, opening the case—not something you do purely over the wire.
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:N): Service keeps running; no real outage angle.

0.9

5.2

[email protected]

Affected software / configurations for CVE-2023-47612

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-2023-47612

URL	Tags
https://ics-cert.kaspersky.com/advisories/2023/11/08/klcert-22-194-telit-cinterion-thales-gemalto-modules-files-or-directories-accessible-to-external-parties-vulnerability/	Third Party Advisory

URL

CVE-2023-47612

Exploit prediction scoring system (EPSS) score for CVE-2023-47612

Common vulnerability scoring system (CVSS) metrics for CVE-2023-47612

Weakness enumeration for CVE-2023-47612

Affected software / configurations for CVE-2023-47612

References for CVE-2023-47612