THREATPORT/VULNERABILITY/CVE-2015-7392
HIGH SEVERITY

CVE-2015-7392

Freeswitch vulnerability

CVSS
7.5
EPSS
4.7%
EPSS pct
91th
Exploited
No known
Heap-based buffer overflow in the parse_string function in libs/esl/src/esl_json.c in FreeSWITCH before 1.4.23 and 1.6.x before 1.6.2 allows remote attackers to execute arbitrary code via a trailing \u in a json string to cJSON_Parse.
Affected vendor
Freeswitch
Affected product
Freeswitch
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
2015-10-05

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 4.7% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 91% of all scored CVEs.

Check your external exposure to CVE-2015-7392

  • Confirm whether Freeswitch Freeswitch is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2015-7392.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2015-7392

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2015-7392 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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