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error code from gpgv, which causes apt to treat a repository as valid even when it has been signed with a key that has been revoked or expired, which might allow remote attackers to trick apt…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (4.40%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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error code from gpgv, which causes apt to treat a repository as valid even when it has been signed with a key that has been revoked or expired, which might allow remote attackers to trick apt into installing malicious repositories.
- CVSS 2.0
- 10.0 HIGHAV:N/AC:L/Au:N/C:C/I:C/A:C
- EPSS
- 4.40% probability · 91th percentile
- CISA KEV
- Not listed
- Affected
- debian/advanced package tool · debian/apt
- Source
- cve@mitre.org
References
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=433091
- http://secunia.com/advisories/34829
- http://secunia.com/advisories/34832
- http://secunia.com/advisories/34874
- http://www.debian.org/security/2009/dsa-1779
- http://www.securityfocus.com/bid/34630
- https://bugs.launchpad.net/ubuntu/+source/apt/+bug/356012
- https://exchange.xforce.ibmcloud.com/vulnerabilities/50086
- https://usn.ubuntu.com/762-1/
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=433091
- http://secunia.com/advisories/34829
- http://secunia.com/advisories/34832
- http://secunia.com/advisories/34874
- http://www.debian.org/security/2009/dsa-1779
- http://www.securityfocus.com/bid/34630
- https://bugs.launchpad.net/ubuntu/+source/apt/+bug/356012
- https://exchange.xforce.ibmcloud.com/vulnerabilities/50086
- https://usn.ubuntu.com/762-1/
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.