THREATPORT/VULNERABILITY/CVE-2010-2621
MEDIUM SEVERITY

CVE-2010-2621

Qt vulnerability

CVSS
5.0
EPSS
10.5%
EPSS pct
95th
Exploited
No known
The QSslSocketBackendPrivate::transmit function in src_network_ssl_qsslsocket_openssl.cpp in Qt 4.6.3 and earlier allows remote attackers to cause a denial of service (infinite loop) via a malformed request.
Affected vendor
Digia
Affected product
Qt
CVSS vector
AV:N/AC:L/Au:N/C:N/I:N/A:P
Weakness type (CWE)
  • CWE-20 — Improper Input Validation
Published
2010-07-02

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 availability.

Its EPSS score of 10.5% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 95% of all scored CVEs.

Check your external exposure to CVE-2010-2621

  • Confirm whether Digia Qt is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2010-2621.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2010-2621

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