CVE-2024-49828 [Medium] | Denial of Service in Db2

IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 10.5.0.0 through 10.5.0.11, 11.1.0 through 11.1.4.7, 11.5.0 through 11.5.9, and 12.1.0 through 12.1.2 is vulnerable to a denial of service as the server may crash under certain conditions with a specially crafted query.

#	Date	Old EPSS score	New EPSS score	Delta (New - Old)
1	2026-05-25	0.05%	0.21%	+0.15%
2	2025-08-30	0.04%	0.05%	+0.02%
3	2025-07-30	—	0.04%	—

Date

Old EPSS score

New EPSS score

Delta (New - Old)

2026-05-25

0.05%

0.21%

+0.15%

2025-08-30

0.04%

0.05%

+0.02%

2025-07-30

—

0.04%

—

Base score	Version	Severity	Vector	Exploitability	Impact	Score source
6.5	3.1	MEDIUM	`CVSS:3.1/AV:N/AC:L/PR:L/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: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: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.	2.8	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

6.5

3.1

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/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: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: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.

2.8

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-2024-49828

Vendor	Product	Version	Raw CPE
ibm	db2	>= 10.5.0.0, <= 10.5.0.11	cpe:2.3:a:ibm:db2::::::linux::*
ibm	db2	>= 10.5.0.0, <= 10.5.0.11	cpe:2.3:a:ibm:db2::::::unix::*
ibm	db2	>= 10.5.0.0, <= 10.5.0.11	cpe:2.3:a:ibm:db2::::::windows::*
ibm	db2	>= 11.1.0, <= 11.1.4.7	cpe:2.3:a:ibm:db2::::::linux::*
ibm	db2	>= 11.1.0, <= 11.1.4.7	cpe:2.3:a:ibm:db2::::::unix::*
ibm	db2	>= 11.1.0, <= 11.1.4.7	cpe:2.3:a:ibm:db2::::::windows::*
ibm	db2	>= 11.5.0, <= 11.5.9	cpe:2.3:a:ibm:db2::::::linux::*
ibm	db2	>= 11.5.0, <= 11.5.9	cpe:2.3:a:ibm:db2::::::unix::*
ibm	db2	>= 11.5.0, <= 11.5.9	cpe:2.3:a:ibm:db2::::::windows::*
ibm	db2	>= 12.1.0, <= 12.1.2	cpe:2.3:a:ibm:db2::::::linux::*
ibm	db2	>= 12.1.0, <= 12.1.2	cpe:2.3:a:ibm:db2::::::unix::*
ibm	db2	>= 12.1.0, <= 12.1.2	cpe:2.3:a:ibm:db2::::::windows::*

References for CVE-2024-49828

URL	Tags
https://www.ibm.com/support/pages/node/7240945	Vendor Advisory

URL

CVE-2024-49828 | IBM Db2 for Linux, UNIX and Windows denial of service

Exploit prediction scoring system (EPSS) score for CVE-2024-49828

Common vulnerability scoring system (CVSS) metrics for CVE-2024-49828

Weakness enumeration for CVE-2024-49828

Affected software / configurations for CVE-2024-49828

References for CVE-2024-49828