CVE-2022-20708

CRITICALNVD 10.010.0—
EchelonGraph scoreHIGH confidence

Score elevated to 10.0 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2022-03-03), indicating real-world exploitation has been confirmed by US federal agencies. NVD baseline CVSS 10.0 retained for reference. Confidence: HIGH.

Triggered by: CISA KEV (actively exploited)
Sources: cisa_kev, epss, ghsa, nvd
Trending — 4 sources updated this weekExploited in the wild
10.0
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS: 15%CVSS: 10.0Exploit: NoneExposed: 0

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

Multiple vulnerabilities in Cisco Small Business RV160, RV260, RV340, and RV345 Series Routers could allow an attacker to do any of the following: Execute arbitrary code Elevate privileges Execute arbitrary commands Bypass authentication and authorization protections Fetch and run unsigned software Cause denial of service (DoS) For more information about these vulnerabilities, see the Details section of this advisory.

CVSS v3
10.0
EG Score
10.0(high)
EG Risk
100(Act)
EG Risk 100/100SSVC: Act

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
Severity100% × 45%
Exploitation100% × 40%
Automatability100% × 15%
Action: Fix now — active exploitation, automatable, high impact.
EPSS
96.3%
KEV
⚠ Exploited

Published

February 10, 2022

Last Modified

October 28, 2025

Advisory Details (3)

Auto-updated Jul 18, 2026
⚠️ Active exploitation confirmed. Patch available. Sources: cisa.
cisa Patch Available🔴 Active Exploitation

Known Exploited Vulnerabilities Catalog | CISA

Known Exploited Vulnerabilities Catalog | CISA. Listed in CISA Known Exploited Vulnerabilities catalog.

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-20708
generic

ZDI-22-417 - TrendAI™ Zero Day Initiative™ (ZDI)

https://www.zerodayinitiative.com/advisories/ZDI-22-417/
generic🟡 PoC Available

Cisco Small Business RV Series Routers Vulnerabilities

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-smb-mult-vuln-KA9PK6D

Weakness Classification(3)

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

Data Freshness Timeline

(refreshed 58× in last 7d / 240× 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.

Showing the most recent 100 of 447 total refreshes for this CVE.

  1. 2026-07-23 14:16 UTCEPSS rescore
  2. 2026-07-23 02:07 UTCEG score recompute
  3. 2026-07-22 23:34 UTCEG score recompute
  4. 2026-07-22 23:34 UTCGHSA enrichment
  5. 2026-07-22 22:54 UTCEG score recompute
  6. 2026-07-22 19:40 UTCCISA KEV update
  7. 2026-07-22 19:39 UTCGHSA enrichment
  8. 2026-07-22 15:44 UTCEG score recompute
  9. 2026-07-22 15:44 UTCGHSA enrichment
  10. 2026-07-22 14:06 UTCEPSS rescore
  11. 2026-07-22 11:46 UTCGHSA enrichment
  12. 2026-07-22 07:51 UTCGHSA enrichment
  13. 2026-07-22 03:55 UTCGHSA enrichment
  14. 2026-07-21 23:52 UTCGHSA enrichment
  15. 2026-07-21 18:38 UTCEG score recompute
  16. 2026-07-21 18:38 UTCGHSA enrichment
  17. 2026-07-21 15:22 UTCEPSS rescore
  18. 2026-07-21 15:22 UTCEPSS rescore
  19. 2026-07-21 14:42 UTCGHSA enrichment
  20. 2026-07-21 14:37 UTCCISA KEV update
  21. 2026-07-21 10:46 UTCGHSA enrichment
  22. 2026-07-21 06:49 UTCGHSA enrichment
  23. 2026-07-21 02:53 UTCGHSA enrichment
  24. 2026-07-20 22:57 UTCGHSA enrichment
  25. 2026-07-20 19:03 UTCEG score recompute
Show 75 more
  1. 2026-07-20 19:02 UTCGHSA enrichment
  2. 2026-07-20 17:05 UTCEPSS rescore
  3. 2026-07-20 15:07 UTCGHSA enrichment
  4. 2026-07-20 11:12 UTCGHSA enrichment
  5. 2026-07-20 07:16 UTCGHSA enrichment
  6. 2026-07-20 03:21 UTCGHSA enrichment
  7. 2026-07-19 23:25 UTCGHSA enrichment
  8. 2026-07-19 19:30 UTCGHSA enrichment
  9. 2026-07-19 15:35 UTCEG score recompute
  10. 2026-07-19 15:35 UTCGHSA enrichment
  11. 2026-07-19 14:29 UTCEPSS rescore
  12. 2026-07-19 11:40 UTCGHSA enrichment
  13. 2026-07-19 07:45 UTCGHSA enrichment
  14. 2026-07-19 03:49 UTCEG score recompute
  15. 2026-07-19 03:49 UTCGHSA enrichment
  16. 2026-07-19 02:27 UTCEPSS rescore
  17. 2026-07-19 02:27 UTCEPSS rescore
  18. 2026-07-18 23:53 UTCGHSA enrichment
  19. 2026-07-18 19:58 UTCGHSA enrichment
  20. 2026-07-18 16:02 UTCGHSA enrichment
  21. 2026-07-18 12:07 UTCEG score recompute
  22. 2026-07-18 12:07 UTCGHSA enrichment
  23. 2026-07-18 10:02 UTCEPSS rescore
  24. 2026-07-18 08:11 UTCGHSA enrichment
  25. 2026-07-18 04:16 UTCGHSA enrichment
  26. 2026-07-18 00:20 UTCGHSA enrichment
  27. 2026-07-17 20:25 UTCGHSA enrichment
  28. 2026-07-17 16:30 UTCGHSA enrichment
  29. 2026-07-17 12:34 UTCGHSA enrichment
  30. 2026-07-17 08:39 UTCEG score recompute
  31. 2026-07-17 08:39 UTCGHSA enrichment
  32. 2026-07-17 04:44 UTCGHSA enrichment
  33. 2026-07-17 00:48 UTCGHSA enrichment
  34. 2026-07-16 20:53 UTCGHSA enrichment
  35. 2026-07-16 17:04 UTCCISA KEV update
  36. 2026-07-16 17:00 UTCEPSS rescore
  37. 2026-07-16 17:00 UTCEPSS rescore
  38. 2026-07-16 16:58 UTCGHSA enrichment
  39. 2026-07-16 13:02 UTCGHSA enrichment
  40. 2026-07-16 09:08 UTCGHSA enrichment
  41. 2026-07-16 05:12 UTCGHSA enrichment
  42. 2026-07-16 01:18 UTCGHSA enrichment
  43. 2026-07-15 21:23 UTCGHSA enrichment
  44. 2026-07-15 17:28 UTCGHSA enrichment
  45. 2026-07-15 16:55 UTCEPSS rescore
  46. 2026-07-15 16:49 UTCCISA KEV update
  47. 2026-07-15 15:04 UTCCISA KEV update
  48. 2026-07-15 13:32 UTCGHSA enrichment
  49. 2026-07-15 09:35 UTCGHSA enrichment
  50. 2026-07-15 05:40 UTCGHSA enrichment
  51. 2026-07-15 01:58 UTCEPSS rescore
  52. 2026-07-15 01:58 UTCEPSS rescore
  53. 2026-07-15 01:45 UTCGHSA enrichment
  54. 2026-07-14 21:49 UTCGHSA enrichment
  55. 2026-07-14 18:05 UTCCISA KEV update
  56. 2026-07-14 17:54 UTCGHSA enrichment
  57. 2026-07-14 13:49 UTCGHSA enrichment
  58. 2026-07-14 09:53 UTCGHSA enrichment
  59. 2026-07-14 05:57 UTCGHSA enrichment
  60. 2026-07-14 02:01 UTCGHSA enrichment
  61. 2026-07-13 22:27 UTCEPSS rescore
  62. 2026-07-13 22:04 UTCGHSA enrichment
  63. 2026-07-13 18:08 UTCGHSA enrichment
  64. 2026-07-13 17:07 UTCCISA KEV update
  65. 2026-07-13 14:13 UTCGHSA enrichment
  66. 2026-07-13 10:17 UTCGHSA enrichment
  67. 2026-07-13 06:22 UTCGHSA enrichment
  68. 2026-07-13 02:26 UTCGHSA enrichment
  69. 2026-07-12 22:30 UTCGHSA enrichment
  70. 2026-07-12 18:35 UTCGHSA enrichment
  71. 2026-07-12 14:39 UTCGHSA enrichment
  72. 2026-07-12 10:44 UTCGHSA enrichment
  73. 2026-07-12 06:49 UTCGHSA enrichment
  74. 2026-07-12 05:44 UTCEPSS rescore
  75. 2026-07-12 02:54 UTCGHSA enrichment

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Frequently asked(6)

What is CVE-2022-20708?
CVE-2022-20708 is a critical vulnerability published on February 10, 2022. Multiple vulnerabilities in Cisco Small Business RV160, RV260, RV340, and RV345 Series Routers could allow an attacker to do any of the following: Execute arbitrary code Elevate privileges Execute arbitrary commands Bypass authentication and authorization protections Fetch and run unsigned software…
When was CVE-2022-20708 disclosed?
CVE-2022-20708 was first published in the National Vulnerability Database on February 10, 2022, with the most recent update on October 28, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2022-20708 actively exploited?
Yes. CISA added CVE-2022-20708 to the Known Exploited Vulnerabilities catalog on March 3, 2022, affecting Cisco Small Business RV160, RV260, RV340, and RV345 Series Routers. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.
What is the CVSS score of CVE-2022-20708?
CVE-2022-20708 has a CVSS v3 base score of 10.0 (NVD).
Which products are affected by CVE-2022-20708?
CVE-2022-20708 affects Cisco Small Business RV160, RV260, RV340, and RV345 Series Routers. The full affected-products list, including version ranges and fixed versions, is shown in the Affected Packages section of this page.
How do I remediate CVE-2022-20708?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-20708, 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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