How severe is CVE-2009-2410?

CVE-2009-2410 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2009-2410 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2009-2410?

CVE-2009-2410 affects Fedorahosted Sssd. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2009-2410?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2009-2410 published?

CVE-2009-2410 was published on 2009-07-30 and last updated on 2026-06-16.

CVE-2009-2410

CVE-2009-2410 is a high-severity vulnerability in Fedorahosted Sssd with a CVSS 2.0 base score of 7.5. 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-287.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 2% (80th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Fedorahosted Sssd
Published: 2009-07-30
Last modified: 2026-06-16

Description

The local_handler_callback function in server/responder/pam/pam_LOCAL_domain.c in sssd 0.4.1 does not properly handle blank-password accounts in the SSSD BE database, which allows context-dependent attackers to obtain access by sending the account's username, in conjunction with an arbitrary password, over an ssh connection.

Frequently asked questions

What is CVE-2009-2410?: The local_handler_callback function in server/responder/pam/pam_LOCAL_domain.c in sssd 0.4.1 does not properly handle blank-password accounts in the SSSD BE database, which allows context-dependent attackers to obtain access by sending the account's username, in conjunction with an arbitrary password, over an ssh connection.
How severe is CVE-2009-2410?: CVE-2009-2410 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2009-2410 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2009-2410?: CVE-2009-2410 affects Fedorahosted Sssd. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2009-2410?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2009-2410 published?: CVE-2009-2410 was published on 2009-07-30 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:fedorahosted:sssd:0.4.1:*:*:*:*:*:*:*

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