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Servers and applications

CVE-2013-7424

The getaddrinfo function in glibc before 2.15, when compiled with libidn and the AI_IDN flag is used, allows context-dependent attackers to cause a denial of service (invalid free) and possibly execute arbitrary code via unspecified vectors, as demonstrated by an internationalized domain name to ping6.

Severity
Medium 5.1
Published
26 Aug 2015
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
2.7% in the next 30 daysHigher than 86% of CVEs. EPSS by FIRST, 11 Nov 2026
Weakness
CWE-17
Attack
Over the network · Only under certain conditions · No login needed
Attacker can
Read some data · Change some data · Slow it down
CVSS vector
AV:N/AC:H/Au:N/C:P/I:P/A:P
Sources
NVD

Affected software

SoftwareAffected versions
GNU C LibraryServers and applications · cpe:a:gnu:glibc
  • Every version up to 2.14.1

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2013-7424
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2013-7424