High severity · published Apr 10, 2020
CVE-2020-11647
In Wireshark 3.2.0 to 3.2.2, 3.0.0 to 3.0.9, and 2.6.0 to 2.6.15, the BACapp dissector could crash
7.5
CVSS
3.5%
EPSS
No
On KEV
Description
In Wireshark 3.2.0 to 3.2.2, 3.0.0 to 3.0.9, and 2.6.0 to 2.6.15, the BACapp dissector could crash. This was addressed in epan/dissectors/packet-bacapp.c by limiting the amount of recursion.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)3.5% · higher than 89% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
9.0 · source: NVD
LE
Leap · Opensuse
15.1; 15.2 · source: NVD
WI
Wireshark · Wireshark
2.6.0 through 2.6.15; 3.0.0 through 3.0.9; 3.2.0 through 3.2.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-11647
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-11647
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00026.html
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00038.html
Issue Tracking
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=16474
code.wireshark.org
https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=6f56fc9496db158218243ea87e3660c874a0bab0
Mailing List
https://lists.debian.org/debian-lts-announce/2021/02/msg00008.html
Third Party Advisory
https://security.gentoo.org/glsa/202007-13
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