CVE-2013-7424
MEDIUMEPSS 85th pctlDescription
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.
How to fix
TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works
Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.
CVSS v2 Vector
No CVSS vector data available.
Exploit Intelligence
Elevated risk: more likely to be exploited than 85% of all known CVEs.
References
Related Vulnerabilities
Other CWE-17 vulnerabilities, ordered by exploit likelihood. View all
| CVE | Severity | CVSS | EPSS | Exploited | Fix |
|---|---|---|---|---|---|
| CVE-2015-0240 | High | 10.0 | 88% | - | Fix |
| CVE-2015-3183 | Medium | 5.0 | 73% | - | Fix |
| CVE-2014-9222 | High | 10.0 | 64% | - | - |
| CVE-2015-4620 | High | 7.8 | 38% | - | Fix |
| CVE-2014-9707 | High | 7.5 | 28% | - | - |
| CVE-2015-2526 | Medium | 5.0 | 24% | - | - |
Common questions
How do I fix CVE-2013-7424?
Upgrade glibc on debian 11 to 2.15-1 or later.
Is CVE-2013-7424 being actively exploited?
Not that we know of. CVE-2013-7424 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 2.7% is the estimated probability that it will be exploited in the next 30 days. That is higher than 85% of all scored CVEs.
How severe is CVE-2013-7424?
CVE-2013-7424 has a CVSS v2 base score of 5.1, rated medium. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.
What does CVE-2013-7424 affect?
Published advisories record a fix for glibc (Debian). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.
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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-06.