How severe is CVE-2014-9423?

CVE-2014-9423 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2014-9423 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-9423?

CVE-2014-9423 primarily affects Mit Kerberos 5. In total, 10 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2014-9423?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2014-9423 published?

CVE-2014-9423 was published on 2015-02-19 and last updated on 2026-06-17.

CVE-2014-9423

CVE-2014-9423 is a medium-severity vulnerability in Mit Kerberos 5 with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-200.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 4% (89th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Mit Kerberos 5
Published: 2015-02-19
Last modified: 2026-06-17

Description

The svcauth_gss_accept_sec_context function in lib/rpc/svc_auth_gss.c in MIT Kerberos 5 (aka krb5) 1.11.x through 1.11.5, 1.12.x through 1.12.2, and 1.13.x before 1.13.1 transmits uninitialized interposer data to clients, which allows remote attackers to obtain sensitive information from process heap memory by sniffing the network for data in a handle field.

Frequently asked questions

What is CVE-2014-9423?: The svcauth_gss_accept_sec_context function in lib/rpc/svc_auth_gss.c in MIT Kerberos 5 (aka krb5) 1.11.x through 1.11.5, 1.12.x through 1.12.2, and 1.13.x before 1.13.1 transmits uninitialized interposer data to clients, which allows remote attackers to obtain sensitive information from process heap memory by sniffing the network for data in a handle field.
How severe is CVE-2014-9423?: CVE-2014-9423 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2014-9423 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-9423?: CVE-2014-9423 primarily affects Mit Kerberos 5. In total, 10 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2014-9423?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2014-9423 published?: CVE-2014-9423 was published on 2015-02-19 and last updated on 2026-06-17.

References

Affected products (10)

cpe:2.3:a:mit:kerberos_5:1.11:*:*:*:*:*:*:*
cpe:2.3:a:mit:kerberos_5:1.11.1:*:*:*:*:*:*:*
cpe:2.3:a:mit:kerberos_5:1.11.2:*:*:*:*:*:*:*
cpe:2.3:a:mit:kerberos_5:1.11.3:*:*:*:*:*:*:*
cpe:2.3:a:mit:kerberos_5:1.11.4:*:*:*:*:*:*:*
cpe:2.3:a:mit:kerberos_5:1.11.5:*:*:*:*:*:*:*
cpe:2.3:a:mit:kerberos_5:1.12:*:*:*:*:*:*:*
cpe:2.3:a:mit:kerberos_5:1.12.1:*:*:*:*:*:*:*
cpe:2.3:a:mit:kerberos_5:1.12.2:*:*:*:*:*:*:*
cpe:2.3:a:mit:kerberos_5:1.13:*:*:*:*:*:*:*

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