CVE-2023-24487 [Medium] | Security Vulnerability in Application Delivery Controller

CVE-2023-24487 is rated Moderate Risk (41.3/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 1.07%). Review affected assets and schedule remediation.

#	Date	Old EPSS score	New EPSS score	Delta (New - Old)
1	2026-06-15	31.96%	1.07%	-30.88%
2	2026-06-07	35.71%	31.96%	-3.76%
3	2026-05-10	—	35.71%	—

Date

Old EPSS score

New EPSS score

Delta (New - Old)

2026-06-15

31.96%

1.07%

-30.88%

2026-06-07

35.71%

31.96%

-3.76%

2026-05-10

—

35.71%

—

Base score	Version	Severity	Vector	Exploitability	Impact	Score source
6.3	3.1	MEDIUM	`CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L` Click to expand Attack vector (AV:A) Attacker has to be nearby on the network—same office, same link, that vibe—not the whole wide internet. 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.	2.8	3.4	[email protected]
7.5	3.1	HIGH	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N` 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:N) Data isn’t meaningfully altered or forged. Availability (A:N) Service keeps running; no real outage angle.	3.9	3.6	[email protected]

Base score

Version

Severity

Vector

Exploitability

Impact

Score source

6.3

3.1

MEDIUM

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

Attack vector (AV:A): Attacker has to be nearby on the network—same office, same link, that vibe—not the whole wide internet.
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.

2.8

3.4

[email protected]

7.5

3.1

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N 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:N): Data isn’t meaningfully altered or forged.
Availability (A:N): Service keeps running; no real outage angle.

3.9

3.6

[email protected]

Affected software / configurations for CVE-2023-24487

Vendor	Product	Version	Raw CPE
citrix	application_delivery_controller	>= 12.1, < 12.1-55.296	cpe:2.3:a:citrix:application_delivery_controller:::::fips:::*
citrix	application_delivery_controller	>= 12.1, < 12.1-55.296	cpe:2.3:a:citrix:application_delivery_controller:::::ndcpp:::*
citrix	application_delivery_controller	>= 12.1, < 12.1-65.35	cpe:2.3:a:citrix:application_delivery_controller:::::-:::*
citrix	application_delivery_controller	>= 13.0, < 13.0-90.11	cpe:2.3:a:citrix:application_delivery_controller:::::-:::*
citrix	application_delivery_controller	>= 13.1, < 13.1-37.150	cpe:2.3:a:citrix:application_delivery_controller:::::fips:::*
citrix	application_delivery_controller	>= 13.1, < 13.1-45.61	cpe:2.3:a:citrix:application_delivery_controller:::::-:::*
citrix	gateway	>= 12.1, < 12.1-65.35	cpe:2.3:a:citrix:gateway::::::::
citrix	gateway	>= 13.0, < 13.0-90.11	cpe:2.3:a:citrix:gateway::::::::
citrix	gateway	>= 13.1, < 13.1-45.61	cpe:2.3:a:citrix:gateway::::::::

References for CVE-2023-24487

URL	Tags
https://support.citrix.com/article/CTX477714/citrix-adc-and-citrix-gateway-security-bulletin-for-cve202324487-cve202324488	Vendor Advisory

URL

CVE-2023-24487 | Arbitrary file read

Exploit prediction scoring system (EPSS) score for CVE-2023-24487

Common vulnerability scoring system (CVSS) metrics for CVE-2023-24487

Weakness enumeration for CVE-2023-24487

Affected software / configurations for CVE-2023-24487

References for CVE-2023-24487