How severe is CVE-2007-4622?

CVE-2007-4622 has a CVSS 2.0 base score of 7.2, rated high severity.

Is CVE-2007-4622 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2007-4622?

CVE-2007-4622 affects Ibm Aix. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2007-4622?

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-2007-4622 published?

CVE-2007-4622 was published on 2007-11-05 and last updated on 2026-06-16.

CVE-2007-4622

CVE-2007-4622 is a high-severity vulnerability in Ibm Aix with a CVSS 2.0 base score of 7.2. 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-189.

Key facts

Severity: High (CVSS 2.0 base score 7.2)
EPSS exploit prediction: 0% (25th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-189
Affected product: Ibm Aix
Published: 2007-11-05
Last modified: 2026-06-16

Description

Integer underflow in the dns_name_fromtext function in (1) libdns_nonsecure.a and (2) libdns_secure.a in IBM AIX 5.2 allows local users to gain privileges via a crafted "-y" (TSIG key) command line argument to dig.

Frequently asked questions

What is CVE-2007-4622?: Integer underflow in the dns_name_fromtext function in (1) libdns_nonsecure.a and (2) libdns_secure.a in IBM AIX 5.2 allows local users to gain privileges via a crafted "-y" (TSIG key) command line argument to dig.
How severe is CVE-2007-4622?: CVE-2007-4622 has a CVSS 2.0 base score of 7.2, rated high severity.
Is CVE-2007-4622 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-4622?: CVE-2007-4622 affects Ibm Aix. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2007-4622?: 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-2007-4622 published?: CVE-2007-4622 was published on 2007-11-05 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:o:ibm:aix:5.2:*:*:*:*:*:*:*

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