THREATPORT/VULNERABILITY/CVE-2016-4429
MEDIUM SEVERITY

CVE-2016-4429

Leap vulnerability

CVSS
5.9
EPSS
3.9%
EPSS pct
89th
Exploited
No known
Stack-based buffer overflow in the clntudp_call function in sunrpc/clnt_udp.c in the GNU C Library (aka glibc or libc6) allows remote servers to cause a denial of service (crash) or possibly unspecified other impact via a flood of crafted ICMP and UDP packets.
Affected vendor
Opensuse
Affected product
Leap
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness type (CWE)
Published
2016-06-10

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, high attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to high impact to availability.

Its EPSS score of 3.9% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 89% of all scored CVEs.

Check your external exposure to CVE-2016-4429

  • Confirm whether Opensuse Leap is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2016-4429.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2016-4429

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2016-4429 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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Are you exposed to CVE-2016-4429?

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