CVE-2020-35114
published 2021-01-07CVE-2020-35114: Mozilla developers reported memory safety bugs present in Firefox 83. Some of these bugs showed evidence of memory corruption and we presume that with enough…
PriorityP337high8.8CVSS 3.1
AVNACLPRNUIRSUCHIHAH
EPSS
1.04%
59.7th percentile
Mozilla developers reported memory safety bugs present in Firefox 83. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 84.
Affected
7 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | firefox | < firefox 84.0-1 (sid) | firefox 84.0-1 (sid) |
| mozilla | firefox | < 84.0 | 84.0 |
| mozilla | firefox | — | — |
| mozilla | firefox | >= 0 < 84.0+build3-0ubuntu0.16.04.1 | 84.0+build3-0ubuntu0.16.04.1 |
| mozilla | firefox | >= 0 < 84.0+build3-0ubuntu0.18.04.1 | 84.0+build3-0ubuntu0.18.04.1 |
| mozilla | firefox | >= 0 < 84.0+build3-0ubuntu0.20.04.1 | 84.0+build3-0ubuntu0.20.04.1 |
| mozilla | firefox | >= unspecified < 84 | 84 |
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_ubuntu6.5MEDIUM
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Ubuntu
Firefox vulnerabilities
vendor_ubuntu·2020-12-15·CVSS 6.5
CVE-2020-26971 [MEDIUM] Firefox vulnerabilities
Title: Firefox vulnerabilities
Summary: Firefox could be made to crash or run programs as your login if it
opened a malicious website.
Multiple security issues were discovered in Firefox. If a user were
tricked into opening a specially crafted website, an attacker could
potentially exploit these to cause a denial of service, obtain sensitive
information, bypass the CSS sanitizer, bypass security restrictions,
spoof the URL bar, or execute arbitrary code. (CVE-2020-16042,
CVE-2020-26971, CVE-2020-26972, CVE-2020-26793, CVE-2020-26974,
CVE-2020-26976, CVE-2020-26978, CVE-2020-26979,
CVE-2020-35113, CVE-2020-35114)
It was discovered that the proxy.onRequest API did not catch
view-source URLs. If a user were tricked in to installing an
extension with the proxy permission and opening View So
Debian
CVE-2020-35114: firefox - Mozilla developers reported memory safety bugs present in Firefox 83. Some of th...
vendor_debian·2020·CVSS 8.8
CVE-2020-35114 [HIGH] CVE-2020-35114: firefox - Mozilla developers reported memory safety bugs present in Firefox 83. Some of th...
Mozilla developers reported memory safety bugs present in Firefox 83. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 84.
Scope: local
sid: resolved (fixed in 84.0-1)
Mozilla
Mozilla Foundation Security Advisory 2020-54: CVE-2020-35114
vendor_mozilla·CVSS 8.8
CVE-2020-35114 [HIGH] Mozilla Foundation Security Advisory 2020-54: CVE-2020-35114
Mozilla Foundation Security Advisory 2020-54
CVE: CVE-2020-35114
Product: Firefox
Impact: high
Fixed in: Firefox 84
GHSA
GHSA-frj5-x46r-24w8: Mozilla developers reported memory safety bugs present in Firefox 83
ghsa_unreviewed·2022-05-24
CVE-2020-35114 [HIGH] CWE-787 GHSA-frj5-x46r-24w8: Mozilla developers reported memory safety bugs present in Firefox 83
Mozilla developers reported memory safety bugs present in Firefox 83. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 84.
OSV
CVE-2020-35114: Mozilla developers reported memory safety bugs present in Firefox 83
osv·2020-12-15·CVSS 8.8
CVE-2020-35114 [HIGH] CVE-2020-35114: Mozilla developers reported memory safety bugs present in Firefox 83
Mozilla developers reported memory safety bugs present in Firefox 83. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 84.
OSV
firefox vulnerabilities
osv·2020-12-15·CVSS 6.5
CVE-2020-16042 [MEDIUM] firefox vulnerabilities
firefox vulnerabilities
Multiple security issues were discovered in Firefox. If a user were
tricked into opening a specially crafted website, an attacker could
potentially exploit these to cause a denial of service, obtain sensitive
information, bypass the CSS sanitizer, bypass security restrictions,
spoof the URL bar, or execute arbitrary code. (CVE-2020-16042,
CVE-2020-26971, CVE-2020-26972, CVE-2020-26793, CVE-2020-26974,
CVE-2020-26976, CVE-2020-26978, CVE-2020-26979,
CVE-2020-35113, CVE-2020-35114)
It was discovered that the proxy.onRequest API did not catch
view-source URLs. If a user were tricked in to installing an
extension with the proxy permission and opening View Source, an
attacker could potentially exploit this to obtain sensitive
information. (CVE-2020-35111)
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
https://bugzilla.mozilla.org/buglist.cgi?bug_id=1607449%2C1640416%2C1656459%2C1669914%2C1673567https://www.mozilla.org/security/advisories/mfsa2020-54/https://bugzilla.mozilla.org/buglist.cgi?bug_id=1607449%2C1640416%2C1656459%2C1669914%2C1673567https://www.mozilla.org/security/advisories/mfsa2020-54/
2021-01-07
Published