CVE-2020-16044: Use after free in WebRTC
First published: Tue Jan 05 2021(Updated: )
A malicious peer could have modified a COOKIE-ECHO chunk in a SCTP packet in a way that potentially resulted in a use-after-free. We presume that with enough effort it could have been exploited to run arbitrary code.
Credit: chrome-cve-admin@google.com Ned Williamson Project Zero
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/chromium | 90.0.4430.212-1~deb10u1 | |
| debian/firefox | 118.0.2-1 | |
| debian/firefox-esr | 91.12.0esr-1~deb10u1 115.3.1esr-1~deb10u1 102.15.0esr-1~deb11u1 115.3.1esr-1~deb11u1 102.15.1esr-1~deb12u1 115.3.0esr-1~deb12u1 115.3.0esr-1 | |
| debian/thunderbird | 1:91.12.0-1~deb10u1 1:115.3.1-1~deb10u1 1:102.13.1-1~deb11u1 1:115.3.1-1~deb11u1 1:102.15.1-1~deb12u1 1:115.3.1-1~deb12u1 1:115.3.1-1 | |
| Thunderbird | <78.6.1 | 78.6.1 |
| Firefox | <84.0.2 | 84.0.2 |
| Firefox ESR | <78.6.1 | 78.6.1 |
| All of | ||
| Firefox | =84.1.3 | |
| Android | ||
| Google Chrome (Trace Event) | <88.0.4324.96 | 88.0.4324.96 |
| Google Chrome (Trace Event) | <88.0.4324.96 |
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Reference Links
- https://bugzilla.mozilla.org/show_bug.cgi?id=1683964
- https://www.mozilla.org/en-US/security/advisories/mfsa2021-01/
- https://www.mozilla.org/en-US/security/advisories/mfsa2021-02/
- https://chromereleases.googleblog.com/2021/01/stable-channel-update-for-desktop_19.html (Advisory)
- https://crbug.com/1163228
- https://www.mozilla.org/en-US/security/advisories/mfsa2021-01/#CVE-2020-16044
- https://www.mozilla.org/en-US/security/advisories/mfsa2021-02/#CVE-2020-16044
- https://security-tracker.debian.org/tracker/CVE-2020-16044
Parent vulnerabilities
(Appears in the following advisories)
Peer vulnerabilities
(Found alongside the following vulnerabilities)
- CVE-2020-16044
- CVE-2021-21117
- CVE-2021-21118
- CVE-2021-21119
- CVE-2021-21120
- CVE-2021-21121
- CVE-2021-21122
- CVE-2021-21123
- CVE-2021-21124
- CVE-2021-21125
- CVE-2021-21126
- CVE-2021-21127
- CVE-2021-21128
- CVE-2021-21129
- CVE-2021-21130
- CVE-2021-21131
- CVE-2021-21132
- CVE-2021-21133
- CVE-2021-21134
- CVE-2021-21135
- CVE-2021-21136
- CVE-2021-21137
- CVE-2021-21138
- CVE-2021-21139
- CVE-2021-21140
- CVE-2021-21141
Frequently Asked Questions
What is the severity of CVE-2020-16044?
CVE-2020-16044 is considered a high severity vulnerability due to the potential for exploitation leading to arbitrary code execution.
How do I fix CVE-2020-16044?
To fix CVE-2020-16044, update your affected software to the latest versions, such as Google Chrome 90.0.4430.212 or specific versions of Mozilla Firefox, Firefox ESR, and Thunderbird.
What products are affected by CVE-2020-16044?
CVE-2020-16044 affects versions of Google Chrome prior to 88.0.4324.96 and several versions of Mozilla Firefox, Firefox ESR, and Thunderbird.
Can CVE-2020-16044 be exploited remotely?
Yes, a malicious peer could potentially exploit CVE-2020-16044 remotely through crafted SCTP packets.
What vulnerability type is CVE-2020-16044 classified as?
CVE-2020-16044 is classified as a use-after-free vulnerability.
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