CVE-2007-1785

Brightstor Arcserve Backup vulnerability

CVSS

7.1

EPSS

15.4%

EPSS pct

96th

Exploited

No known

The RPC service in mediasvr.exe in CA BrightStor ARCserve Backup 11.5 SP2 build 4237 allows remote attackers to execute arbitrary code via crafted xdr_handle_t data in RPC packets, which is used in calculating an address for a function call, as demonstrated using the 191 (0xbf) RPC request.

Affected vendor

Broadcom

Affected product

Brightstor Arcserve Backup

CVSS vector

AV:N/AC:H/Au:S/C:C/I:C/A:C

Published

2007-03-31

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, high attack complexity, requiring single-factor authentication. Successful exploitation leads to complete impact to confidentiality, complete impact to integrity, complete impact to availability.

Its EPSS score of 15.4% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 96% of all scored CVEs.

Check your external exposure to CVE-2007-1785

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-2007-1785.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2007-1785

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2007-1785 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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