CVE-2011-2199

Tftp Hpa vulnerability

CVSS

7.5

EPSS

5.2%

EPSS pct

92th

Exploited

No known

Buffer overflow in tftp-hpa before 5.1 allows remote attackers to cause a denial of service and possibly execute arbitrary code via the utimeout option.

Affected vendor

H Peter Anvin

Affected product

Tftp Hpa

CVSS vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

Weakness type (CWE)

CWE-119 — Improper Restriction of Operations within Memory Bounds

Published

2012-07-22

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no authentication. Successful exploitation leads to partial impact to confidentiality, partial impact to integrity, partial impact to availability.

Its EPSS score of 5.2% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 92% of all scored CVEs.

Check your external exposure to CVE-2011-2199

Confirm whether H Peter Anvin Tftp Hpa is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2011-2199.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2011-2199

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2011-2199 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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