CVE-2019-13657 [Critical] | Security Vulnerability in Ca Performance Management

CVE-2019-13657 is rated High Risk (70.1/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 2.50%). EPSS rose +1.97% over the last day, indicating growing attacker interest. High exploitation likelihood—assess exposure and prioritize remediation.

#	Date	Old EPSS score	New EPSS score	Delta (New - Old)
1	2026-06-15	0.53%	2.50%	+1.97%
2	2025-11-21	4.04%	0.53%	-3.51%
3	2025-11-18	—	4.04%	—

Date

Old EPSS score

New EPSS score

Delta (New - Old)

2026-06-15

0.53%

2.50%

+1.97%

2025-11-21

4.04%

0.53%

-3.51%

2025-11-18

—

4.04%

—

Base score	Version	Severity	Vector	Exploitability	Impact	Score source
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]
8.8	3.1	HIGH	`CVSS:3.1/AV:N/AC:L/PR:L/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: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: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.	2.8	5.9	[email protected]
6.5	2.0	MEDIUM	`AV:N/AC:L/Au:S/C:P/I:P/A:P` Click to expand Access vector (AV:N) Can be exploited remotely over network reachability. Access complexity (AC:L) Exploitation conditions are straightforward and predictable. Authentication (AU:S) A single authentication is required. Confidentiality impact (C:P) Partial confidentiality impact. Integrity impact (I:P) Partial integrity impact. Availability impact (A:P) Partial availability impact.	8.0	6.4	[email protected]

Base score

Version

Severity

Vector

Exploitability

Impact

Score source

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]

8.8

3.1

HIGH

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

2.8

5.9

[email protected]

6.5

2.0

MEDIUM

AV:N/AC:L/Au:S/C:P/I:P/A:P Click to expand

Access vector (AV:N): Can be exploited remotely over network reachability.
Access complexity (AC:L): Exploitation conditions are straightforward and predictable.
Authentication (AU:S): A single authentication is required.
Confidentiality impact (C:P): Partial confidentiality impact.
Integrity impact (I:P): Partial integrity impact.
Availability impact (A:P): Partial availability impact.

8.0

6.4

[email protected]

Affected software / configurations for CVE-2019-13657

Vendor	Product	Version	Raw CPE
broadcom	ca_performance_management	>= 3.6.0, < 3.6.9	cpe:2.3:a:broadcom:ca_performance_management::::::::
broadcom	ca_performance_management	>= 3.7.0, < 3.7.4	cpe:2.3:a:broadcom:ca_performance_management::::::::
broadcom	ca_performance_management	3.5.0	cpe:2.3:a:broadcom:ca_performance_management:3.5.0:::::::*
broadcom	network_operations	<= 19.1	cpe:2.3:a:broadcom:network_operations::::::::

References for CVE-2019-13657

URL	Tags
http://packetstormsecurity.com/files/154904/CA-Performance-Management-Arbitary-Command-Execution.html	Third Party Advisory VDB Entry
http://packetstormsecurity.com/files/154904/CA-Performance-Management-Arbitrary-Command-Execution.html	Third Party Advisory VDB Entry
http://seclists.org/fulldisclosure/2019/Oct/37	Mailing List Third Party Advisory
https://seclists.org/bugtraq/2019/Oct/26	Issue Tracking Mailing List Third Party Advisory
https://techdocs.broadcom.com/us/product-content/recommended-reading/security-notices/ca-20191015-01-security-notice-for-ca-performance-management.html	Vendor Advisory

URL

CVE-2019-13657

Exploit prediction scoring system (EPSS) score for CVE-2019-13657

Common vulnerability scoring system (CVSS) metrics for CVE-2019-13657

Weakness enumeration for CVE-2019-13657

Affected software / configurations for CVE-2019-13657

References for CVE-2019-13657