CVE-2012-0955: software-properties was vulnerable to a person-in-the-middle attack due to incorrect TLS certificate validation in softwareproperties/ppa.py…

PriorityP337high7.4CVSS 3.1

AVNACHPRNUINSUCHIHAN

EPSS

0.61%

44.9th percentile

software-properties was vulnerable to a person-in-the-middle attack due to incorrect TLS certificate validation in softwareproperties/ppa.py. software-properties didn't check TLS certificates under python2 and only checked certificates under python3 if a valid certificate bundle was provided. Fixed in software-properties version 0.92.

Affected

5 ranges

Vendor	Product	Version range	Fixed in
canonical	software-properties	< 0.92	0.92
canonical	software-properties	>= 0 < 0.92.25debian1	0.92.25debian1
canonical	software-properties	>= 0 < 0.92.25debian1	0.92.25debian1
canonical	software-properties	>= 0.92 < 0.92	0.92
debian	software-properties	< software-properties 0.92.25debian1 (bookworm)	software-properties 0.92.25debian1 (bookworm)

CVSS provenance

nvdv3.17.4HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

nvdv2.05.8MEDIUMAV:N/AC:M/Au:N/C:P/I:P/A:N

osv7.4HIGH

vendor_debian6.8MEDIUM

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