CVE-2023-44297 [High] | Information Disclosure in Poweredge R660 Firmware

Dell PowerEdge platforms 16G Intel E5 BIOS and Dell Precision BIOS, version 1.4.4, contain active debug code security vulnerability. An unauthenticated physical attacker could potentially exploit this vulnerability, leading to information disclosure, information tampering, code execution, denial of service.

#	Date	Old EPSS score	New EPSS score	Delta (New - Old)
1	2026-06-15	0.03%	0.25%	+0.23%
2	2025-11-21	0.07%	0.03%	-0.04%
3	2025-11-18	—	0.07%	—

Date

Old EPSS score

New EPSS score

Delta (New - Old)

2026-06-15

0.03%

0.25%

+0.23%

2025-11-21

0.07%

0.03%

-0.04%

2025-11-18

—

0.07%

—

Base score	Version	Severity	Vector	Exploitability	Impact	Score source
7.1	3.1	HIGH	`CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:L` 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: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:C) Breaking this can reach past the original component and bite other resources—bigger blast radius. 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:L) Might cause slowdowns, glitches, or partial disruption—not a full brick.	0.5	6.0	[email protected]
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]

Base score

Version

Severity

Vector

Exploitability

Impact

Score source

7.1

3.1

HIGH

CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:L 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: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:C): Breaking this can reach past the original component and bite other resources—bigger blast radius.
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:L): Might cause slowdowns, glitches, or partial disruption—not a full brick.

0.5

6.0

[email protected]

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]

Affected software / configurations for CVE-2023-44297

Vendor	Product	Version	Raw CPE
dell	poweredge_r660_firmware	1.4.4	cpe:2.3:o:dell:poweredge_r660_firmware:1.4.4:::::::*
dell	poweredge_r760_firmware	1.4.4	cpe:2.3:o:dell:poweredge_r760_firmware:1.4.4:::::::*
dell	poweredge_c6620_firmware	1.4.4	cpe:2.3:o:dell:poweredge_c6620_firmware:1.4.4:::::::*
dell	poweredge_mx760c_firmware	1.4.4	cpe:2.3:o:dell:poweredge_mx760c_firmware:1.4.4:::::::*
dell	poweredge_r860_firmware	1.4.4	cpe:2.3:o:dell:poweredge_r860_firmware:1.4.4:::::::*
dell	poweredge_r960_firmware	1.4.4	cpe:2.3:o:dell:poweredge_r960_firmware:1.4.4:::::::*
dell	poweredge_hs5610_firmware	1.4.4	cpe:2.3:o:dell:poweredge_hs5610_firmware:1.4.4:::::::*
dell	poweredge_hs5620_firmware	1.4.4	cpe:2.3:o:dell:poweredge_hs5620_firmware:1.4.4:::::::*
dell	poweredge_r660xs_firmware	1.4.4	cpe:2.3:o:dell:poweredge_r660xs_firmware:1.4.4:::::::*
dell	poweredge_r760xs_firmware	1.4.4	cpe:2.3:o:dell:poweredge_r760xs_firmware:1.4.4:::::::*
dell	poweredge_r760xd2_firmware	1.4.4	cpe:2.3:o:dell:poweredge_r760xd2_firmware:1.4.4:::::::*
dell	poweredge_t560_firmware	1.4.4	cpe:2.3:o:dell:poweredge_t560_firmware:1.4.4:::::::*
dell	poweredge_r760xa_firmware	1.4.4	cpe:2.3:o:dell:poweredge_r760xa_firmware:1.4.4:::::::*

References for CVE-2023-44297

URL	Tags
https://www.dell.com/support/kbdoc/en-us/000220047/dsa-2023-429-security-update-for-dell-16g-poweredge-server-bios-for-a-debug-code-security-vulnerability	Vendor Advisory

URL

CVE-2023-44297

Exploit prediction scoring system (EPSS) score for CVE-2023-44297

Common vulnerability scoring system (CVSS) metrics for CVE-2023-44297

Weakness enumeration for CVE-2023-44297

Affected software / configurations for CVE-2023-44297

References for CVE-2023-44297