CVE-2015-0936

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2022-05-13. NVD baseline CVSS 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Weaponized
9.8EG
EchelonGraph verdictPatch this weekExploitation is likely or a public exploit exists.
  • High exploitation likelihood — EPSS 78%
  • Public exploit code is available (Metasploit, Exploit-DB (verified), epss top5pct, epss high, public exploit)
CISA-KEV: Not listedEPSS PROB: 78%CVSS: 9.8Exploit: Metasploit · Exploit-DB (verified) · epss top5pct · epss high · public exploitExposed: 0

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

Ceragon FibeAir IP-10 have a default SSH public key in the authorized_keys file for the mateidu user, which allows remote attackers to obtain SSH access by leveraging knowledge of the private key.

CVSS v3
9.8
EG Score
9.8(medium)
EG Risk
80(Track*)
EG Risk 80/100SSVC: Track*

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity98% × 45%
Exploitation78% × 40%
Automatability30% × 15%
Action: Watch closely — could escalate to Attend.
EPSS PROB
78%
EPSS %ILE
100%
KEV
Not listed

Published

June 1, 2017

Last Modified

June 17, 2026

Advisory Details (6)

Auto-updated Jul 26, 2026
No patch confirmed yet.
generic
http://www.securityfocus.com/bid/73696
generic

Redirect Notice

https://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=2&cad=rja&uact=8&ved=0ahUKEwjs47SGp47UAhVF5iYKHYGLDQkQFggoMAE&url=https%3A%2F%2Fwww.rapid7.com%2Fdb%2Fmodules%2Fexploit%2Flinux%2Fssh%2Fceragon_fibeair_known_privkey&usg=AFQjCNFZiZcWj47cpqPX-AbfpsW0DL4yYw
generic

Ceragon FibeAir IP-10 SSH Private Key Exposure (CVE-2015-0936) · GitHub

https://gist.github.com/todb-r7/5d86ecc8118f9eeecc15
generic

Full Disclosure: Ceragon FibeAir IP-10 SSH Private Key Exposure (CVE-2015-0936)

http://seclists.org/fulldisclosure/2015/Apr/3
generic

Packet Storm

http://packetstormsecurity.com/files/131260/Ceragon-FibeAir-IP-10-SSH-Private-Key-Exposure.html
generic

Packet Storm

http://packetstormsecurity.com/files/131259/Ceragon-FibeAir-IP-10-SSH-Private-Key-Exposure.html

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 8× in last 7d / 21× 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. 2026-07-26 14:50 UTCEPSS rescore
  2. 2026-07-24 14:13 UTCEPSS rescore
  3. 2026-07-23 01:16 UTCEG score recompute
  4. 2026-07-23 00:18 UTCEG score recompute
  5. 2026-07-22 21:57 UTCEG score recompute
  6. 2026-07-22 14:04 UTCEPSS rescore
  7. 2026-07-21 15:21 UTCEPSS rescore
  8. 2026-07-21 15:21 UTCEPSS rescore
  9. 2026-07-20 17:03 UTCEPSS rescore
  10. 2026-07-16 16:59 UTCEPSS rescore
  11. 2026-07-16 16:59 UTCEPSS rescore
  12. 2026-07-15 16:54 UTCEPSS rescore
  13. 2026-07-15 16:54 UTCEPSS rescore
  14. 2026-07-13 22:26 UTCEPSS rescore
  15. 2026-07-11 08:23 UTCEPSS rescore
  16. 2026-07-05 02:26 UTCEPSS rescore
  17. 2026-07-02 15:21 UTCEPSS rescore
  18. 2026-06-30 23:19 UTCEPSS rescore
  19. 2026-06-30 23:19 UTCEPSS rescore
  20. 2026-06-29 14:03 UTCEPSS rescore
  21. 2026-06-28 14:03 UTCEPSS rescore
  22. 2026-06-25 13:47 UTCEPSS rescore
  23. 2026-06-25 13:47 UTCEPSS rescore
  24. 2026-06-23 21:30 UTCEPSS rescore
  25. 2026-06-22 14:23 UTCEPSS rescore
Show 41 more
  1. 2026-06-22 14:22 UTCEPSS rescore
  2. 2026-06-17 17:49 UTCEPSS rescore
  3. 2026-06-16 17:50 UTCEPSS rescore
  4. 2026-06-16 17:49 UTCEPSS rescore
  5. 2026-06-15 17:45 UTCEPSS rescore
  6. 2026-06-13 22:57 UTCEPSS rescore
  7. 2026-06-12 23:09 UTCEPSS rescore
  8. 2026-06-10 22:15 UTCEPSS rescore
  9. 2026-06-08 14:14 UTCEPSS rescore
  10. 2026-06-07 15:22 UTCEPSS rescore
  11. 2026-06-05 22:44 UTCEPSS rescore
  12. 2026-06-05 06:08 UTCEPSS rescore
  13. 2026-06-05 06:08 UTCEPSS rescore
  14. 2026-06-04 13:10 UTCEPSS rescore
  15. 2026-06-04 13:09 UTCEPSS rescore
  16. 2026-06-01 13:49 UTCEPSS rescore
  17. 2026-06-01 13:49 UTCEPSS rescore
  18. 2026-05-31 00:14 UTCEPSS rescore
  19. 2026-05-29 13:41 UTCEPSS rescore
  20. 2026-05-28 13:42 UTCEPSS rescore
  21. 2026-05-28 13:42 UTCEPSS rescore
  22. 2026-05-27 13:38 UTCEPSS rescore
  23. 2026-05-27 13:38 UTCEPSS rescore
  24. 2026-05-26 07:16 UTCEPSS rescore
  25. 2026-05-26 07:16 UTCEPSS rescore
  26. 2026-05-23 15:10 UTCEPSS rescore
  27. 2026-05-22 21:15 UTCEPSS rescore
  28. 2026-05-22 21:15 UTCEPSS rescore
  29. 2026-05-20 22:37 UTCEPSS rescore
  30. 2026-05-20 22:37 UTCEPSS rescore
  31. 2026-05-20 07:41 UTCGHSA enrichment
  32. 2026-05-20 03:42 UTCGHSA enrichment
  33. 2026-05-19 23:43 UTCGHSA enrichment
  34. 2026-05-19 19:44 UTCGHSA enrichment
  35. 2026-05-19 15:45 UTCGHSA enrichment
  36. 2026-05-19 11:46 UTCGHSA enrichment
  37. 2026-05-19 07:41 UTCGHSA enrichment
  38. 2026-05-19 03:42 UTCGHSA enrichment
  39. 2026-05-18 23:43 UTCEG score recompute
  40. 2026-05-18 21:30 UTCEPSS rescore
  41. 2026-05-18 21:30 UTCEPSS rescore

Publicly available exploits

(2 references)

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

  • Exploit-DBEDB-41679✓ verified
    First seen Apr 1, 2015

    Ceragon FibeAir IP-10 - SSH Private Key Exposure (Metasploit)

    Open source ↗
  • Metasploitexploit/linux/ssh/ceragon_fibeair_known_privkey✓ verified
    First seen Apr 1, 2015

    Ceragon FibeAir IP-10 SSH Private Key Exposure

    Open source ↗

Frequently asked(5)

What is CVE-2015-0936?
CVE-2015-0936 is a critical vulnerability published on June 1, 2017. Ceragon FibeAir IP-10 have a default SSH public key in the authorized_keys file for the mateidu user, which allows remote attackers to obtain SSH access by leveraging knowledge of the private key.
When was CVE-2015-0936 disclosed?
CVE-2015-0936 was first published in the National Vulnerability Database on June 1, 2017, with the most recent update on June 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2015-0936 actively exploited?
CVE-2015-0936 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 78% probability of exploitation in the next 30 days, which ranks it in the top 0.5% of all scored CVEs.
What is the CVSS score of CVE-2015-0936?
CVE-2015-0936 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2015-0936?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2015-0936, 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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