VulnSocial

CVE-2026-101283

LOWCVSS 9.2 · CRITICAL

Signal is active with 2 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

iperf3 3.20–3.21 (esnet/iperf) has a pre-auth heap buffer overflow in decrypt_rsa_message(): a 256-byte RSA buffer is BIO_read with the attacker-controlled ciphertext length (guard warns only), so an unauthenticated client overflows the heap via an oversized authtoken; fixed in 3.22

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0.0/ 10 priority

Sources & remediation

Other references
Weakness type (CWE)
CWE-122

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Threat summary

  • 2 mentions across 1 observed day

What's happening

  • 2 total mentions across 1 day

Deep dive

Activity timeline2 mentions / 1d
01122Mentions · 2026-10-01: 210-01
Referenced assets1 URL
By indicator
Full discourse2 posts
  • CVE@CVEnew

    CVE-2026-101283 iperf3 3.20–3.21 (esnet/iperf) has a pre-auth heap buffer overflow in decrypt_rsa_message(): a 256-byte RSA buffer is BIO_read with the attacker-controlled cipherte… https://www.cve.org/CVERecord?id=CVE-2026-101283

    00110930
    58.1K followersView on X
  • Atlas Threat Monitoring@ThreatAtlas

    Unpatched vulnerabilities don't stay hidden on our atlas. #CVE CRITICAL VULNERABILITY DETECTED CVE ID → CVE-2026-101283 Vendor → Unknown Severity → Critical — CVSS 9.2 Product → Unknown Date → 2026-09-30 A critical vulnerability (Heap-based Buffer Overflow) has been disclosed affecting Unknown. Patch immediately. Powered by @Brandefense #ThreatIntel #CyberSecurity #CVE #Unknown

    0000024
    429 followersView on X

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