CVE-2020-15667
published 2020-10-01CVE-2020-15667: When processing a MAR update file, after the signature has been validated, an invalid name length could result in a heap overflow, leading to memory corruption…
PriorityP342high8.8CVSS 3.1
AVNACLPRNUIRSUCHIHAH
EPSS
1.63%
73.3th percentile
When processing a MAR update file, after the signature has been validated, an invalid name length could result in a heap overflow, leading to memory corruption and potentially arbitrary code execution. Within Firefox as released by Mozilla, this issue is only exploitable with the Mozilla-controlled signing key. This vulnerability affects Firefox < 80.
Affected
4 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | firefox | < firefox 80.0-1 (sid) | firefox 80.0-1 (sid) |
| mozilla | firefox | < 80.0 | 80.0 |
| mozilla | firefox | — | — |
| mozilla | firefox | >= unspecified < 80 | 80 |
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_redhat8.8HIGH
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Red Hat
firefox: Invalid name length could result in a heap buffer overflow, leading to memory corruption
vendor_redhat·2020-08-25·CVSS 8.8
CVE-2020-15667 [HIGH] CWE-122 firefox: Invalid name length could result in a heap buffer overflow, leading to memory corruption
firefox: Invalid name length could result in a heap buffer overflow, leading to memory corruption
When processing a MAR update file, after the signature has been validated, an invalid name length could result in a heap overflow, leading to memory corruption and potentially arbitrary code execution. Within Firefox as released by Mozilla, this issue is only exploitable with the Mozilla-controlled signing key. This vulnerability affects Firefox < 80.
Statement: Firefox and thunderbird packages shipped with Red Hat Enterprise Linux do not enable automatic updates. Therefore are not affected by this flaw.
Package: firefox (Red Hat Enterprise Linux 5) - Not affected
Package: thunderbird (Red Hat Enterprise Linux 5) - Not affected
Package: firefox (Red Hat Enterprise Linux 6) - Not affected
Debian
CVE-2020-15667: firefox - When processing a MAR update file, after the signature has been validated, an in...
vendor_debian·2020·CVSS 8.8
CVE-2020-15667 [HIGH] CVE-2020-15667: firefox - When processing a MAR update file, after the signature has been validated, an in...
When processing a MAR update file, after the signature has been validated, an invalid name length could result in a heap overflow, leading to memory corruption and potentially arbitrary code execution. Within Firefox as released by Mozilla, this issue is only exploitable with the Mozilla-controlled signing key. This vulnerability affects Firefox < 80.
Scope: local
sid: resolved (fixed in 80.0-1)
Mozilla
Mozilla Foundation Security Advisory 2020-36: CVE-2020-15667
vendor_mozilla·CVSS 8.8
CVE-2020-15667 [HIGH] Mozilla Foundation Security Advisory 2020-36: CVE-2020-15667
Mozilla Foundation Security Advisory 2020-36
CVE: CVE-2020-15667
Product: Firefox
Impact: high
Fixed in: Firefox 80
GHSA
GHSA-93j6-6353-95h4: When processing a MAR update file, after the signature has been validated, an invalid name length could result in a heap overflow, leading to memory c
ghsa_unreviewed·2022-05-24
CVE-2020-15667 [HIGH] CWE-434 GHSA-93j6-6353-95h4: When processing a MAR update file, after the signature has been validated, an invalid name length could result in a heap overflow, leading to memory c
When processing a MAR update file, after the signature has been validated, an invalid name length could result in a heap overflow, leading to memory corruption and potentially arbitrary code execution. Within Firefox as released by Mozilla, this issue is only exploitable with the Mozilla-controlled signing key. This vulnerability affects Firefox < 80.
OSV
CVE-2020-15667: When processing a MAR update file, after the signature has been validated, an invalid name length could result in a heap overflow, leading to memory c
osv·2020-10-01·CVSS 8.8
CVE-2020-15667 [HIGH] CVE-2020-15667: When processing a MAR update file, after the signature has been validated, an invalid name length could result in a heap overflow, leading to memory c
When processing a MAR update file, after the signature has been validated, an invalid name length could result in a heap overflow, leading to memory corruption and potentially arbitrary code execution. Within Firefox as released by Mozilla, this issue is only exploitable with the Mozilla-controlled signing key. This vulnerability affects Firefox < 80.
No detection rules found.
No public exploits indexed.
2020-10-01
Published