CVE-2009-1358

CVE-2009-1358 is a critical-severity vulnerability in Debian Advanced Package Tool 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

Description

apt-get in apt before 0.7.21 does not check for the correct error code from gpgv, which causes apt to treat a repository as valid even when it has been signed with a key that has been revoked or expired, which might allow remote attackers to trick apt into installing malicious repositories.

Frequently asked questions

What is CVE-2009-1358?
apt-get in apt before 0.7.21 does not check for the correct error code from gpgv, which causes apt to treat a repository as valid even when it has been signed with a key that has been revoked or expired, which might allow remote attackers to trick apt into installing malicious repositories.
How severe is CVE-2009-1358?
CVE-2009-1358 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2009-1358 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2009-1358?
CVE-2009-1358 primarily affects Debian Advanced Package Tool. In total, 180 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2009-1358?
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-2009-1358 published?
CVE-2009-1358 was published on 2009-04-21 and last updated on 2026-06-16.

References

Affected products (180)

More vulnerabilities in Debian Advanced Package Tool

All CVEs affecting Debian Advanced Package Tool →