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A pre-authentication heap-based buffer overflow vulnerability has been identified in the SonicOS TACACS+ authentication client, which in…

5.9MediumCISA-ADP
Exploited
No known exploitation
Fix
No fix listed
Who is exposed
Not reported
Published
Last modified
28/100 · provisional
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: partial

Summary

A pre-authentication heap-based buffer overflow in the SonicOS TACACS+ authentication client could let a remote, unauthenticated attacker cause an application-level denial of service under specific conditions. The flaw is triggered before any login is required, and the affected software is SonicOS.

Written by anthropic/claude-haiku-5.5 from the sources below. Verify against them.

Read the original description

A pre-authentication heap-based buffer overflow vulnerability has been identified in the SonicOS TACACS+ authentication client, which in specific conditions could potentially enable a remote unauthenticated attacker to cause an application level denial of service.

cve.now Index

28Pcve.now Index 28 of 100 · methodology v3 · provisional
  • Exploitation0/40No signal
  • Exposure17/25No login or user action needed per the CVSS vector, reachable over the network without a login · Unknown: No advisory context yet
  • Reach?/20Unknown. No tracked technology or package matched
  • Severity5.9/10CVSS 5.9
  • No patch5/5No patch listed yet

What would change the score

  • Would score about 73 if added to CISA KEV
  • Would score about 68 if CISA's SSVC rates exploitation active
  • Would score about 33 if advisories confirm default setups are exposed

Timeline

  1. CVE published
  2. First seen by cve.now
  3. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: partial

  4. Record last updated

Affected versions

  • SonicWall SonicOS

    Version range not reported

Evidence 1

  1. Advisory

Corrections

None so far.

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