CVE-2015-2098

HIGHNVD 8.88.8—
EchelonGraph scoreMEDIUM confidence

This high-severity CVE scores 8.8 under NVD CVSS v3. EPSS exploit probability: 14.0%, top 4% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).

Triggered by: NVD CVSS baseline
Sources: epss, nvd
Weaponized
8.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 14%CVSS: 8.8Exploit: NoneExposed: 0

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

Multiple stack-based buffer overflows in WebGate eDVR Manager allow remote attackers to execute arbitrary code via unspecified vectors to the (1) Connect, (2) ConnectEx, or (3) ConnectEx2 function in the WESPEvent.WESPEventCtrl.1 control; (4) AudioOnlySiteChannel function in the WESPPlayback.WESPPlaybackCtrl.1 control; (5) Connect or (6) ConnectEx function in the WESPPTZ.WESPPTZCtrl.1 control; (7) SiteChannel property in the WESPPlayback.WESPPlaybackCtrl.1 control; (8) SiteName property in the WESPPlayback.WESPPlaybackCtrl.1 control; or (9) OpenDVrSSite function in the WESPPTZ.WESPPTZCtrl.1 control.

CVSS v3
8.8
EG Score
8.8(medium)
EG Risk
—
EPSS
96.2%
KEV
Not listed

Published

July 22, 2021

Last Modified

November 21, 2024

References (12)

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 10× in last 7d / 34× 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. 2026-07-22 21:57 UTCEG score recompute
  2. 2026-07-22 14:04 UTCEPSS rescore
  3. 2026-07-21 15:21 UTCEPSS rescore
  4. 2026-07-21 15:21 UTCEPSS rescore
  5. 2026-07-20 17:03 UTCEPSS rescore
  6. 2026-07-19 02:26 UTCEPSS rescore
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  9. 2026-07-16 16:59 UTCEPSS rescore
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  11. 2026-07-15 16:54 UTCEPSS rescore
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  14. 2026-07-13 22:26 UTCEPSS rescore
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  1. 2026-06-30 23:19 UTCEPSS rescore
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  3. 2026-06-28 04:53 UTCEPSS rescore
  4. 2026-06-27 03:05 UTCEPSS rescore
  5. 2026-06-25 13:47 UTCEPSS rescore
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  7. 2026-06-24 14:02 UTCEPSS rescore
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  9. 2026-06-23 21:30 UTCEPSS rescore
  10. 2026-06-21 14:54 UTCEPSS rescore
  11. 2026-06-21 01:57 UTCEPSS rescore
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  13. 2026-06-19 19:23 UTCEPSS rescore
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  20. 2026-06-15 17:45 UTCEPSS rescore
  21. 2026-06-14 23:14 UTCEPSS rescore
  22. 2026-06-13 22:57 UTCEPSS rescore
  23. 2026-06-12 23:09 UTCEPSS rescore
  24. 2026-06-11 13:57 UTCEPSS rescore
  25. 2026-06-10 22:15 UTCEPSS rescore
  26. 2026-06-08 14:14 UTCEPSS rescore
  27. 2026-06-05 22:44 UTCEPSS rescore
  28. 2026-06-05 06:08 UTCEPSS rescore
  29. 2026-06-05 06:08 UTCEPSS rescore
  30. 2026-06-04 13:10 UTCEPSS rescore
  31. 2026-06-04 13:09 UTCEPSS rescore
  32. 2026-06-02 20:10 UTCEPSS rescore
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  34. 2026-06-01 13:49 UTCEPSS rescore
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  36. 2026-05-31 22:28 UTCEPSS rescore
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  39. 2026-05-31 00:14 UTCEPSS rescore
  40. 2026-05-29 13:41 UTCEPSS rescore
  41. 2026-05-28 13:42 UTCEPSS rescore
  42. 2026-05-28 13:42 UTCEPSS rescore
  43. 2026-05-27 13:38 UTCEPSS rescore
  44. 2026-05-27 13:38 UTCEPSS rescore
  45. 2026-05-26 13:41 UTCEPSS rescore
  46. 2026-05-26 13:41 UTCEPSS rescore
  47. 2026-05-26 07:16 UTCEPSS rescore
  48. 2026-05-26 07:16 UTCEPSS rescore
  49. 2026-05-24 16:43 UTCEPSS rescore
  50. 2026-05-23 15:10 UTCEPSS rescore
  51. 2026-05-23 08:18 UTCEG score recompute
  52. 2026-05-23 08:18 UTCGHSA enrichment

Publicly available exploits

(3 references)

Working exploit code is in the public domain (3 Exploit-DB entries). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • Exploit-DBEDB-36603✓ verified
    First seen Apr 2, 2015

    WebGate eDVR Manager 2.6.4 - AudioOnlySiteChannel Stack Buffer Overflow

    Open source ↗
  • Exploit-DBEDB-36606✓ verified
    First seen Apr 2, 2015

    WebGate eDVR Manager 2.6.4 - SiteChannel Property Stack Buffer Overflow

    Open source ↗
  • Exploit-DBEDB-36519
    First seen Mar 27, 2015

    WebGate eDVR Manager 2.6.4 - SiteName Stack Overflow

    Open source ↗

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2015-2098?
CVE-2015-2098 is a high vulnerability published on July 22, 2021. Multiple stack-based buffer overflows in WebGate eDVR Manager allow remote attackers to execute arbitrary code via unspecified vectors to the (1) Connect, (2) ConnectEx, or (3) ConnectEx2 function in the WESPEvent.WESPEventCtrl.1 control; (4) AudioOnlySiteChannel function in the…
When was CVE-2015-2098 disclosed?
CVE-2015-2098 was first published in the National Vulnerability Database on July 22, 2021, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2015-2098 actively exploited?
CVE-2015-2098 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 96.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2015-2098?
CVE-2015-2098 has a CVSS v3 base score of 8.8 (NVD).
How do I remediate CVE-2015-2098?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2015-2098, 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.

Dependency Blast Radius

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