CVE-2018-0491: A use-after-free issue was discovered in Tor 0.3.2.x before 0.3.2.10. It allows remote attackers to cause a denial of service (relay crash) because the KIST…

PriorityP351high7.5CVSS 3.0

AVNACLPRNUINSUCNINAH

EXPLOIT

EPSS

15.06%

96.3th percentile

A use-after-free issue was discovered in Tor 0.3.2.x before 0.3.2.10. It allows remote attackers to cause a denial of service (relay crash) because the KIST implementation allows a channel to be added more than once in the pending list.

Affected

7 ranges

Vendor	Product	Version range	Fixed in
debian	tor	< tor 0.3.2.10-1 (bookworm)	tor 0.3.2.10-1 (bookworm)
torproject	tor	—	—
torproject	tor	>= 0 < 0.3.2.10-1	0.3.2.10-1
torproject	tor	>= 0 < 0.3.2.10-1	0.3.2.10-1
torproject	tor	>= 0 < 0.3.2.10-1	0.3.2.10-1
torproject	tor	>= 0 < 0.3.2.10-1	0.3.2.10-1
torproject	tor	>= 0.3.2.0 < 0.3.2.10	0.3.2.10

CVSS provenance

nvdv3.07.5HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

nvdv2.05.0MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P

osv7.5HIGH

vendor_debian7.5HIGH

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