How severe is CVE-2007-5328?

CVE-2007-5328 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2007-5328 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2007-5328?

CVE-2007-5328 primarily affects Broadcom Brightstor Arcserve Backup. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2007-5328?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2007-5328 published?

CVE-2007-5328 was published on 2007-10-13 and last updated on 2026-06-16.

CVE-2007-5328

CVE-2007-5328 is a critical-severity vulnerability in Broadcom Brightstor Arcserve Backup with a CVSS 2.0 base score of 10.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-264.

Key facts

Severity: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 7% (93rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Broadcom Brightstor Arcserve Backup
Published: 2007-10-13
Last modified: 2026-06-16

Description

The Message Engine RPC service in CA BrightStor ARCServe BackUp v9.01 through R11.5, and Enterprise Backup r10.5, allows attackers to execute arbitrary code by using certain "insecure method calls" to modify the file system and registry, aka "Privileged function exposure."

Frequently asked questions

What is CVE-2007-5328?: The Message Engine RPC service in CA BrightStor ARCServe BackUp v9.01 through R11.5, and Enterprise Backup r10.5, allows attackers to execute arbitrary code by using certain "insecure method calls" to modify the file system and registry, aka "Privileged function exposure."
How severe is CVE-2007-5328?: CVE-2007-5328 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2007-5328 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-5328?: CVE-2007-5328 primarily affects Broadcom Brightstor Arcserve Backup. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2007-5328?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2007-5328 published?: CVE-2007-5328 was published on 2007-10-13 and last updated on 2026-06-16.

References

Affected products (6)

cpe:2.3:a:broadcom:brightstor_arcserve_backup:9.01:*:*:*:*:*:*:*
cpe:2.3:a:broadcom:brightstor_arcserve_backup:10.5:*:*:*:*:*:*:*
cpe:2.3:a:broadcom:brightstor_arcserve_backup:11:*:*:*:*:*:*:*
cpe:2.3:a:broadcom:brightstor_arcserve_backup:11.1:*:*:*:*:*:*:*
cpe:2.3:a:broadcom:brightstor_arcserve_backup:11.5:*:*:*:*:*:*:*
cpe:2.3:a:broadcom:brightstor_enterprise_backup:10.5:*:*:*:*:*:*:*

More vulnerabilities in Broadcom Brightstor Arcserve Backup

CVE-2008-3175 — Critical (CVSS 10.0): Integer underflow in rxRPC.dll in the LGServer service in the server in CA ARCserve Backup for Laptops and Desktops…
CVE-2008-2241 — Critical (CVSS 10.0): Directory traversal vulnerability in caloggerd in CA BrightStor ARCServe Backup 11.0, 11.1, and 11.5 allows remote…
CVE-2007-5332 — Critical (CVSS 10.0): Multiple unspecified vulnerabilities in (1) mediasvr and (2) caloggerd in CA BrightStor ARCServe BackUp v9.01 through…
CVE-2007-5329 — Critical (CVSS 10.0): Unspecified vulnerability in dbasvr in CA BrightStor ARCServe BackUp v9.01 through R11.5, and Enterprise Backup r10.5,…
CVE-2007-5327 — Critical (CVSS 10.0): Stack-based buffer overflow in the RPC interface for the Message Engine (mediasvr.exe) in CA BrightStor ARCServe BackUp…
CVE-2007-5325 — Critical (CVSS 10.0): Multiple buffer overflows in (1) the Message Engine and (2) AScore.dll in CA BrightStor ARCServe BackUp v9.01 through…

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