How severe is CVE-2000-0843?

CVE-2000-0843 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2000-0843 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2000-0843?

CVE-2000-0843 primarily affects Dave Airlie Pam Smb. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2000-0843?

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

When was CVE-2000-0843 published?

CVE-2000-0843 was published on 2000-11-14 and last updated on 2026-06-16.

CVE-2000-0843

CVE-2000-0843 is a critical-severity vulnerability in Dave Airlie Pam Smb with a CVSS 2.0 base score of 10.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 7% (93rd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Dave Airlie Pam Smb
Published: 2000-11-14
Last modified: 2026-06-16

Description

Buffer overflow in pam_smb and pam_ntdom pluggable authentication modules (PAM) allow remote attackers to execute arbitrary commands via a login with a long user name.

Frequently asked questions

What is CVE-2000-0843?: Buffer overflow in pam_smb and pam_ntdom pluggable authentication modules (PAM) allow remote attackers to execute arbitrary commands via a login with a long user name.
How severe is CVE-2000-0843?: CVE-2000-0843 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2000-0843 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2000-0843?: CVE-2000-0843 primarily affects Dave Airlie Pam Smb. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2000-0843?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2000-0843 published?: CVE-2000-0843 was published on 2000-11-14 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:a:dave_airlie:pam_smb:1.1.5:*:*:*:*:*:*:*
cpe:2.3:a:luke_kenneth_casson_leighton:pam_ntdom:0.23:*:*:*:*:*:*:*

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