CVE-2015-0293

NONECVSS 0.0Elevated
0.0
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • No confirmed exploitation signals yet
CISA-KEV: Not listedEPSS: 21%CVSS: —Exploit: NoneExposed: 0

A fix is available — apply it.

The SSLv2 implementation in OpenSSL before 0.9.8zf, 1.0.0 before 1.0.0r, 1.0.1 before 1.0.1m, and 1.0.2 before 1.0.2a allows remote attackers to cause a denial of service (s2_lib.c assertion failure and daemon exit) via a crafted CLIENT-MASTER-KEY message.

CVSS v3
—
EG Score
0.0(none)
EPSS
97.3%
KEV
Not listed

Published

March 19, 2015

Last Modified

May 6, 2026

References (108)

Vendor Advisories for CVE-2015-0293(4)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Patch Availability(10)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntulibssl0.9.8 (0.9.8k-7ubuntu8.27) @ lucid2026-05-28ubuntu
redhatopenssl2016-03-22redhat
redhatpatch2016-03-14redhat
redhatopenssl098e-0:0.9.8e-29.el7_2.32016-03-09redhat
redhatopenssl-0:0.9.8e-26.el5_9.52016-03-01redhat
redhatopenssl-0:0.9.7a-43.23.el42016-03-01redhat
redhatopenssl-0:1.0.1e-16.el6_5.162016-03-01redhat
redhatopenssl-0:0.9.8e-33.el5_112015-04-13redhat
redhatopenssl-0:1.0.1e-30.el6_6.72015-03-30redhat
redhatopenssl-1:1.0.1e-42.ael7b_1.42015-03-23redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(1)

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

Additional Vendor Advisories

(8)

Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.

Data Freshness Timeline

(refreshed 5× in last 7d / 38× 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. 2026-07-13 22:26 UTCEPSS rescore
  2. 2026-07-12 05:42 UTCEPSS rescore
  3. 2026-07-11 08:23 UTCEPSS rescore
  4. 2026-07-09 19:05 UTCEPSS rescore
  5. 2026-07-08 15:10 UTCEPSS rescore
  6. 2026-07-07 13:42 UTCEPSS rescore
  7. 2026-07-06 16:24 UTCEPSS rescore
  8. 2026-07-06 02:20 UTCEPSS rescore
  9. 2026-07-05 02:26 UTCEPSS rescore
  10. 2026-07-04 15:56 UTCOSV refresh
  11. 2026-07-04 06:27 UTCEPSS rescore
  12. 2026-07-02 15:21 UTCEPSS rescore
  13. 2026-07-01 15:02 UTCEPSS rescore
  14. 2026-07-01 15:02 UTCEPSS rescore
  15. 2026-06-30 23:19 UTCEPSS rescore
  16. 2026-06-30 23:19 UTCEPSS rescore
  17. 2026-06-28 14:03 UTCEPSS rescore
  18. 2026-06-28 04:53 UTCEPSS rescore
  19. 2026-06-27 03:05 UTCEPSS rescore
  20. 2026-06-25 13:47 UTCEPSS rescore
  21. 2026-06-25 13:47 UTCEPSS rescore
  22. 2026-06-24 14:02 UTCEPSS rescore
  23. 2026-06-24 14:02 UTCEPSS rescore
  24. 2026-06-23 21:30 UTCEPSS rescore
  25. 2026-06-22 14:23 UTCEPSS rescore
Show 53 more
  1. 2026-06-22 14:22 UTCEPSS rescore
  2. 2026-06-21 01:57 UTCEPSS rescore
  3. 2026-06-21 01:57 UTCEPSS rescore
  4. 2026-06-19 19:23 UTCEPSS rescore
  5. 2026-06-19 19:23 UTCEPSS rescore
  6. 2026-06-18 17:50 UTCEPSS rescore
  7. 2026-06-18 17:49 UTCEPSS rescore
  8. 2026-06-17 17:49 UTCEPSS rescore
  9. 2026-06-16 17:50 UTCEPSS rescore
  10. 2026-06-16 17:49 UTCEPSS rescore
  11. 2026-06-16 03:39 UTCOSV refresh
  12. 2026-06-15 17:45 UTCEPSS rescore
  13. 2026-06-14 23:14 UTCEPSS rescore
  14. 2026-06-13 22:57 UTCEPSS rescore
  15. 2026-06-12 23:09 UTCEPSS rescore
  16. 2026-06-11 13:57 UTCEPSS rescore
  17. 2026-06-10 22:15 UTCEPSS rescore
  18. 2026-06-08 14:14 UTCEPSS rescore
  19. 2026-06-07 15:22 UTCEPSS rescore
  20. 2026-06-05 22:44 UTCEPSS rescore
  21. 2026-06-04 13:10 UTCEPSS rescore
  22. 2026-06-04 13:09 UTCEPSS rescore
  23. 2026-06-02 20:10 UTCEPSS rescore
  24. 2026-06-02 20:10 UTCEPSS rescore
  25. 2026-06-01 13:49 UTCEPSS rescore
  26. 2026-06-01 13:49 UTCEPSS rescore
  27. 2026-05-31 22:28 UTCEPSS rescore
  28. 2026-05-31 22:28 UTCEPSS rescore
  29. 2026-05-31 22:28 UTCEPSS rescore
  30. 2026-05-31 00:14 UTCEPSS rescore
  31. 2026-05-29 13:41 UTCEPSS rescore
  32. 2026-05-28 13:42 UTCEPSS rescore
  33. 2026-05-28 13:42 UTCEPSS rescore
  34. 2026-05-28 13:05 UTCEG score recompute
  35. 2026-05-28 13:05 UTCVendor advisory
  36. 2026-05-28 13:05 UTCGHSA enrichment
  37. 2026-05-28 05:03 UTCOSV refresh
  38. 2026-05-27 13:38 UTCEPSS rescore
  39. 2026-05-27 13:38 UTCEPSS rescore
  40. 2026-05-26 13:41 UTCEPSS rescore
  41. 2026-05-26 13:41 UTCEPSS rescore
  42. 2026-05-24 16:43 UTCEPSS rescore
  43. 2026-05-23 15:10 UTCEPSS rescore
  44. 2026-05-22 21:15 UTCEPSS rescore
  45. 2026-05-22 21:15 UTCEPSS rescore
  46. 2026-05-21 22:40 UTCEPSS rescore
  47. 2026-05-20 22:37 UTCEPSS rescore
  48. 2026-05-20 22:37 UTCEPSS rescore
  49. 2026-05-20 11:21 UTCEPSS rescore
  50. 2026-05-20 11:21 UTCEPSS rescore
  51. 2026-05-20 11:21 UTCEPSS rescore
  52. 2026-05-18 21:30 UTCEPSS rescore
  53. 2026-05-18 21:30 UTCEPSS rescore

Related CVEs(same vendor + same CWE)

Frequently asked(4)

What is CVE-2015-0293?
CVE-2015-0293 is a none vulnerability published on March 19, 2015. The SSLv2 implementation in OpenSSL before 0.9.8zf, 1.0.0 before 1.0.0r, 1.0.1 before 1.0.1m, and 1.0.2 before 1.0.2a allows remote attackers to cause a denial of service (s2_lib.c assertion failure and daemon exit) via a crafted CLIENT-MASTER-KEY message.
When was CVE-2015-0293 disclosed?
CVE-2015-0293 was first published in the National Vulnerability Database on March 19, 2015, with the most recent update on May 6, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2015-0293 actively exploited?
CVE-2015-0293 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 97.3% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
How do I remediate CVE-2015-0293?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2015-0293, 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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