CVE-2021-30523
published 2021-06-07CVE-2021-30523: Use after free in WebRTC in Google Chrome prior to 91.0.4472.77 allowed a remote attacker to potentially exploit heap corruption via a crafted SCTP packet.
PriorityP343high8.8CVSS 3.1
AVNACLPRNUIRSUCHIHAH
EPSS
1.10%
62.4th percentile
Use after free in WebRTC in Google Chrome prior to 91.0.4472.77 allowed a remote attacker to potentially exploit heap corruption via a crafted SCTP packet.
Affected
11 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| chromium | chromium | >= 0 < 93.0.4577.82-1 | 93.0.4577.82-1 |
| chromium | chromium | >= 0 < 93.0.4577.82-1 | 93.0.4577.82-1 |
| chromium | chromium | >= 0 < 93.0.4577.82-1 | 93.0.4577.82-1 |
| chromium | chromium | >= 0 < 93.0.4577.82-1 | 93.0.4577.82-1 |
| debian | chromium | < chromium 93.0.4577.82-1 (bookworm) | chromium 93.0.4577.82-1 (bookworm) |
| fedoraproject | fedora | — | — |
| fedoraproject | fedora | — | — |
| chrome | < 91.0.4472.77 | 91.0.4472.77 | |
| chrome | >= unspecified < 91.0.4472.77 | 91.0.4472.77 | |
| chrome_chrome | — | — | |
| msrc | microsoft_edge | — | — |
CVSS provenance
nvdv3.18.8HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
nvdv2.06.8MEDIUMAV:N/AC:M/Au:N/C:P/I:P/A:P
osv8.8HIGH
vendor_debian8.8HIGH
vendor_msrc8.8HIGH
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Chrome
Stable Channel Update for Desktop: CVE-2021-30521
vendor_chrome·2021-05-25·CVSS 8.8
CVE-2021-30521 [HIGH] Stable Channel Update for Desktop: CVE-2021-30521
Stable Channel Update for Desktop
CVE-2021-30521: Heap buffer overflow in Autofill. Reported by ZhanJia Song on 2021-05-13 [$7500][ 1176218 ] High CVE-2021-30522: Use after free in WebAudio
Reported by Piotr Bania of Cisco Talos on 2021-02-09 [$7500][ 1187797 ] High CVE-2021-30523: Use after free in WebRTC
Severity: high
Microsoft
Chromium: CVE-2021-30523 Use after free in WebRTC
vendor_msrc·2021-05-11·CVSS 8.8
CVE-2021-30523 [HIGH] Chromium: CVE-2021-30523 Use after free in WebRTC
Chromium: CVE-2021-30523 Use after free in WebRTC
Description: This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information
FAQ: What is the version information for this release?
Microsoft Edge Version
Date Released
Based on Chromium Version
91.0.864.37
5/27/2021
91.0.4472.77
FAQ: Why is this Chrome CVE included in the Security Update Guide?
The vulnerability assigned to this CVE is in Chromium Open Source Software (OSS) which is consumed by Microsoft Edge (Chromium-based). It is being documented in the Security Update Guide to announce that the latest version of Microsoft Edge (Chromium-based) is no longer vulnerable.
How can I see the version of the browser?
In your M
Debian
CVE-2021-30523: chromium - Use after free in WebRTC in Google Chrome prior to 91.0.4472.77 allowed a remote...
vendor_debian·2021·CVSS 8.8
CVE-2021-30523 [HIGH] CVE-2021-30523: chromium - Use after free in WebRTC in Google Chrome prior to 91.0.4472.77 allowed a remote...
Use after free in WebRTC in Google Chrome prior to 91.0.4472.77 allowed a remote attacker to potentially exploit heap corruption via a crafted SCTP packet.
Scope: local
bookworm: resolved (fixed in 93.0.4577.82-1)
bullseye: resolved (fixed in 93.0.4577.82-1)
forky: resolved (fixed in 93.0.4577.82-1)
sid: resolved (fixed in 93.0.4577.82-1)
trixie: resolved (fixed in 93.0.4577.82-1)
GHSA
GHSA-hpvh-2wc7-fq52: Use after free in WebRTC in Google Chrome prior to 91
ghsa_unreviewed·2022-05-24
CVE-2021-30523 [HIGH] CWE-416 GHSA-hpvh-2wc7-fq52: Use after free in WebRTC in Google Chrome prior to 91
Use after free in WebRTC in Google Chrome prior to 91.0.4472.77 allowed a remote attacker to potentially exploit heap corruption via a crafted SCTP packet.
OSV
CVE-2021-30523: Use after free in WebRTC in Google Chrome prior to 91
osv·2021-06-07·CVSS 8.8
CVE-2021-30523 [HIGH] CVE-2021-30523: Use after free in WebRTC in Google Chrome prior to 91
Use after free in WebRTC in Google Chrome prior to 91.0.4472.77 allowed a remote attacker to potentially exploit heap corruption via a crafted SCTP packet.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
https://chromereleases.googleblog.com/2021/05/stable-channel-update-for-desktop_25.htmlhttps://crbug.com/1187797https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ETMZL6IHCTCTREEL434BQ4THQ7EOHJ43/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PAT6EOXVQFE6JFMFQF4IKAOUQSHMHL54/https://security.gentoo.org/glsa/202107-06https://chromereleases.googleblog.com/2021/05/stable-channel-update-for-desktop_25.htmlhttps://crbug.com/1187797https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ETMZL6IHCTCTREEL434BQ4THQ7EOHJ43/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PAT6EOXVQFE6JFMFQF4IKAOUQSHMHL54/https://security.gentoo.org/glsa/202107-06
2021-06-07
Published