The nss_dns implementation of getnetbyname in GNU C Library (aka glibc) before 2.21, when the DNS backend in the Name Service Switch…

Description

The nss_dns implementation of getnetbyname in GNU C Library (aka glibc) before 2.21, when the DNS backend in the Name Service Switch configuration is enabled, allows remote attackers to cause a denial of service (infinite loop) by sending a positive answer while a network name is being process.

Scores

EPSS (exploitation in 30 days)

7.8% · top 5.3% of all CVEs (3 Nov 2026)

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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.

Weakness

• n/a
• CWE-399 (opens in a new tab)Other CVEs with CWE-399

Affected products

• n/a

  • affected n/a

References (14)

• http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html (opens in a new tab)x_refsource_CONFIRMx_transferred
• https://sourceware.org/bugzilla/show_bug.cgi?id=17630 (opens in a new tab)x_refsource_CONFIRMx_transferred
• openSUSE-SU-2015:0351 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• GLSA-201602-02 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
• [oss-security] 20141217 Re: CVE request: glibc (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
• USN-2519-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• 71670 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• RHSA-2018:0805 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• 20190612 SEC Consult SA-20190612-0 :: Multiple vulnerabilities in WAGO 852 Industrial Managed Switch Series (opens in a new tab)mailing-listx_refsource_FULLDISCx_transferred
• 20190613 SEC Consult SA-20190612-0 :: Multiple vulnerabilities in WAGO 852 Industrial Managed Switch Series (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
• http://packetstormsecurity.com/files/153278/WAGO-852-Industrial-Managed-Switch-Series-Code-Execution-Hardcoded-Credentials.html (opens in a new tab)x_refsource_MISCx_transferred
• 20190904 SEC Consult SA-20190904-0 :: Multiple vulnerabilities in Cisco router series RV34X, RV26X and RV16X (opens in a new tab)mailing-listx_refsource_FULLDISCx_transferred
• 20190904 SEC Consult SA-20190904-0 :: Multiple vulnerabilities in Cisco router series RV34X, RV26X and RV16X (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
• http://packetstormsecurity.com/files/154361/Cisco-Device-Hardcoded-Credentials-GNU-glibc-BusyBox.html (opens in a new tab)x_refsource_MISCx_transferred

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Badge for a README or a ticket

[![CVE-2014-9402](https://trackcve.app/badge/CVE-2014-9402.svg)](https://trackcve.app/cve/CVE-2014-9402)

Record last updated 6 Aug 2024, 13:40 UTC.