CVE-2005-2535

NONECVSS 0.0Weaponized
0.0
EchelonGraph verdictPatch this weekExploitation is likely or a public exploit exists.
  • High exploitation likelihood — EPSS 81%
CISA-KEV: Not listedEPSS: 81%CVSS: —Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

Buffer overflow in the Discovery Service in BrightStor ARCserve Backup 9.0 through 11.1 allows remote attackers to execute arbitrary commands via a large packet to TCP port 41523, a different vulnerability than CVE-2005-0260.

CVSS v3
—
EG Score
0.0(none)
EPSS
99.6%
KEV
Not listed

Published

August 10, 2005

Last Modified

April 16, 2026

References (18)

Data Freshness Timeline

(refreshed 3× in last 7d / 13× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-07-11 08:22 UTCEPSS rescore
  2. 2026-07-11 08:22 UTCEPSS rescore
  3. 2026-07-08 15:09 UTCEPSS rescore
  4. 2026-07-01 15:01 UTCEPSS rescore
  5. 2026-06-29 14:02 UTCEPSS rescore
  6. 2026-06-29 14:02 UTCEPSS rescore
  7. 2026-06-25 13:46 UTCEPSS rescore
  8. 2026-06-24 14:01 UTCEPSS rescore
  9. 2026-06-23 21:29 UTCEPSS rescore
  10. 2026-06-21 01:56 UTCEPSS rescore
  11. 2026-06-17 17:49 UTCEPSS rescore
  12. 2026-06-17 17:49 UTCEPSS rescore
  13. 2026-06-15 17:44 UTCEPSS rescore
  14. 2026-06-13 22:56 UTCEPSS rescore
  15. 2026-06-12 23:08 UTCEPSS rescore
  16. 2026-06-10 22:14 UTCEPSS rescore
  17. 2026-06-08 14:13 UTCEPSS rescore
  18. 2026-06-05 22:43 UTCEPSS rescore
  19. 2026-06-05 22:43 UTCEPSS rescore
  20. 2026-06-04 13:09 UTCEPSS rescore
  21. 2026-06-04 13:09 UTCEPSS rescore
  22. 2026-06-01 13:49 UTCEPSS rescore
  23. 2026-06-01 13:49 UTCEPSS rescore
  24. 2026-05-31 12:30 UTCEG score recompute
  25. 2026-05-31 12:30 UTCGHSA enrichment
Show 8 more
  1. 2026-05-28 13:42 UTCEPSS rescore
  2. 2026-05-28 13:42 UTCEPSS rescore
  3. 2026-05-28 13:42 UTCEPSS rescore
  4. 2026-05-22 21:15 UTCEPSS rescore
  5. 2026-05-21 22:38 UTCEPSS rescore
  6. 2026-05-20 22:36 UTCEPSS rescore
  7. 2026-05-20 22:36 UTCEPSS rescore
  8. 2026-05-18 21:29 UTCEPSS rescore

Publicly available exploits

(3 references)

Working exploit code is in the public domain (1 Metasploit module) (2 Exploit-DB entries). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • Exploit-DBEDB-16408✓ verified
    First seen Apr 30, 2010

    CA BrightStor Discovery Service - TCP Overflow (Metasploit)

    Open source ↗
  • Metasploitexploit/windows/brightstor/discovery_tcp✓ verified
    First seen Feb 14, 2005

    CA BrightStor Discovery Service TCP Overflow

    Open source ↗
  • Exploit-DBEDB-815✓ verified
    First seen Feb 12, 2005

    CA BrightStor ARCserve Backup - Remote Buffer Overflow (PoC)

    Open source ↗

Frequently asked(4)

What is CVE-2005-2535?
CVE-2005-2535 is a none vulnerability published on August 10, 2005. Buffer overflow in the Discovery Service in BrightStor ARCserve Backup 9.0 through 11.1 allows remote attackers to execute arbitrary commands via a large packet to TCP port 41523, a different vulnerability than CVE-2005-0260.
When was CVE-2005-2535 disclosed?
CVE-2005-2535 was first published in the National Vulnerability Database on August 10, 2005, with the most recent update on April 16, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2005-2535 actively exploited?
CVE-2005-2535 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 99.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
How do I remediate CVE-2005-2535?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2005-2535, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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