Vulnerability · Published Apr 10, 2020 · Assigned by mitre
CVE-2020-11647
High 7.5
In plain English
A high-severity security flaw in the wireshark package (Alpine). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 3.5% (higher than 89% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)7.5High
Exploit odds (30 days)3.5%top 10.7% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official 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.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.20 | wireshark | 3.2.3-r0 | ALPINE-CVE-2020-11647 |
| Alpine:v3.21 | wireshark | 3.2.3-r0 | ALPINE-CVE-2020-11647 |
| Alpine:v3.22 | wireshark | 3.2.3-r0 | ALPINE-CVE-2020-11647 |
| Alpine:v3.23 | wireshark | 3.2.3-r0 | ALPINE-CVE-2020-11647 |
| Alpine:v3.24 | wireshark | 3.2.3-r0 | ALPINE-CVE-2020-11647 |
| Debian:12 | wireshark | 3.2.3-1 | DEBIAN-CVE-2020-11647 |
| Debian:13 | wireshark | 3.2.3-1 | DEBIAN-CVE-2020-11647 |
| Debian:14 | wireshark | 3.2.3-1 | DEBIAN-CVE-2020-11647 |
Affected products (as reported)
References
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=16474 x_refsource_MISC
- https://www.wireshark.org/security/wnpa-sec-2020-07.html x_refsource_MISC
- https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=6f56fc9496db158218243ea87e3660c874a0bab0 x_refsource_MISC
- GLSA-202007-13 vendor-advisory, x_refsource_GENTOO
- openSUSE-SU-2020:1188 vendor-advisory, x_refsource_SUSE
- openSUSE-SU-2020:1199 vendor-advisory, x_refsource_SUSE
- [debian-lts-announce] 20210206 [SECURITY] [DLA 2547-1] wireshark security update mailing-list, x_refsource_MLIST