Vulnerability in Wireshark
CVE-2020-9431
In Wireshark 3.2.0 to 3.2.1, 3.0.0 to 3.0.8, and 2.6.0 to 2.6.14, the LTE RRC dissector could leak memory. This was addressed in epan/dissectors/packet-lte-rrc.c by adjusting certain append operations.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.027 (85.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 85th percentile — 85.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.027 · newest: 0.027 · change: 0.000
Affected products
- Wireshark
- Debian Linux — versions 9.0
- Fedoraproject Fedora — versions 30, 31, 32
- openSUSE Leap — versions 15.1
Weakness classification (CWE)
References
- bugs.wireshark.org/bugzilla/show_bug.cgi (Exploit, Issue Tracking, Vendor Advisory)
- www.wireshark.org/security/wnpa-sec-2020-03.html (Vendor Advisory)
- code.wireshark.org/review/gitweb
- lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.html (vendor-advisory, Mailing List, Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- security.gentoo.org/glsa/202007-13 (vendor-advisory, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2021/02/msg00008.html (mailing-list, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-9431?
- CVE-2020-9431 is a high-severity vulnerability in Wireshark, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 7.5/10. Published 2020-02-27.
- How severe is CVE-2020-9431?
- High severity. CVSS v3 base score is 7.5 out of 10.