CVE-2007-0816

Brightstor Arcserve Backup vulnerability

CVSS

5.0

EPSS

11.0%

EPSS pct

95th

Exploited

No known

The RPC Server service (catirpc.exe) in CA (formerly Computer Associates) BrightStor ARCserve Backup 11.5 SP2 and earlier allows remote attackers to cause a denial of service (service crash) via a crafted TADDR2UADDR that triggers a null pointer dereference in catirpc.dll, possibly related to null credentials or verifier fields.

Affected vendor

Broadcom

Affected product

Brightstor Arcserve Backup

CVSS vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

Published

2007-02-07

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no authentication. Successful exploitation leads to partial impact to availability.

Its EPSS score of 11.0% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 95% of all scored CVEs.

Check your external exposure to CVE-2007-0816

Confirm whether Broadcom Brightstor Arcserve Backup is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2007-0816.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2007-0816

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2007-0816 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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