CVE-2021-23977
published 2021-02-26CVE-2021-23977: Firefox for Android suffered from a time-of-check-time-of-use vulnerability that allowed a malicious application to read sensitive data from application…
PriorityP423medium5.3CVSS 3.1
AVNACHPRNUIRSUCHINAN
EPSS
0.87%
55.4th percentile
Firefox for Android suffered from a time-of-check-time-of-use vulnerability that allowed a malicious application to read sensitive data from application directories. Note: This issue is only affected Firefox for Android. Other operating systems are unaffected. This vulnerability affects Firefox < 86.
Affected
4 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | firefox | — | — |
| mozilla | firefox | < 86 | 86 |
| mozilla | firefox | < 86.0 | 86.0 |
| mozilla | firefox | — | — |
CVSS provenance
nvdv3.15.3MEDIUMCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N
nvdv2.02.6LOWAV:N/AC:H/Au:N/C:P/I:N/A:N
osv5.3MEDIUM
vendor_debian5.3LOW
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Debian
CVE-2021-23977: firefox - Firefox for Android suffered from a time-of-check-time-of-use vulnerability that...
vendor_debian·2021·CVSS 5.3
CVE-2021-23977 [MEDIUM] CVE-2021-23977: firefox - Firefox for Android suffered from a time-of-check-time-of-use vulnerability that...
Firefox for Android suffered from a time-of-check-time-of-use vulnerability that allowed a malicious application to read sensitive data from application directories. Note: This issue is only affected Firefox for Android. Other operating systems are unaffected. This vulnerability affects Firefox < 86.
Scope: local
sid: resolved
Mozilla
Mozilla Foundation Security Advisory 2021-07: CVE-2021-23977
vendor_mozilla·CVSS 5.3
CVE-2021-23977 [MEDIUM] Mozilla Foundation Security Advisory 2021-07: CVE-2021-23977
Mozilla Foundation Security Advisory 2021-07
CVE: CVE-2021-23977
Product: Firefox
Impact: high
Fixed in: Firefox 86
GHSA
GHSA-cc5x-973x-6p4m: Firefox for Android suffered from a time-of-check-time-of-use vulnerability that allowed a malicious application to read sensitive data from applicati
ghsa_unreviewed·2022-05-24
CVE-2021-23977 [MEDIUM] CWE-367 GHSA-cc5x-973x-6p4m: Firefox for Android suffered from a time-of-check-time-of-use vulnerability that allowed a malicious application to read sensitive data from applicati
Firefox for Android suffered from a time-of-check-time-of-use vulnerability that allowed a malicious application to read sensitive data from application directories. Note: This issue is only affected Firefox for Android. Other operating systems are unaffected. This vulnerability affects Firefox < 86.
OSV
CVE-2021-23977: Firefox for Android suffered from a time-of-check-time-of-use vulnerability that allowed a malicious application to read sensitive data from applicati
osv·2021-02-26·CVSS 5.3
CVE-2021-23977 [MEDIUM] CVE-2021-23977: Firefox for Android suffered from a time-of-check-time-of-use vulnerability that allowed a malicious application to read sensitive data from applicati
Firefox for Android suffered from a time-of-check-time-of-use vulnerability that allowed a malicious application to read sensitive data from application directories. Note: This issue is only affected Firefox for Android. Other operating systems are unaffected. This vulnerability affects Firefox < 86.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
https://bugzilla.mozilla.org/show_bug.cgi?id=1684761https://security.gentoo.org/glsa/202104-10https://www.mozilla.org/security/advisories/mfsa2021-07/https://bugzilla.mozilla.org/show_bug.cgi?id=1684761https://security.gentoo.org/glsa/202104-10https://www.mozilla.org/security/advisories/mfsa2021-07/
2021-02-26
Published