VulnerabilityModified
CVE-2020-6796
A content process could have modified shared memory relating to crash reporting information, crash itself, and cause an out-of-bound write.
HIGH 8.8EPSS 1.59%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.59%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
A content process could have modified shared memory relating to crash reporting information, crash itself, and cause an out-of-bound write. This could have caused memory corruption and a potentially exploitable crash. This vulnerability affects Firefox < 73 and Firefox < ESR68.5.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 1.59% probability · 74th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-787
- Affected
- mozilla/firefox · mozilla/firefox esr
- Source
- security@mozilla.org
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1610426Permissions Required
- https://security.gentoo.org/glsa/202003-02
- https://usn.ubuntu.com/4278-2/
- https://www.mozilla.org/security/advisories/mfsa2020-05/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2020-06/Vendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1610426Permissions Required
- https://security.gentoo.org/glsa/202003-02
- https://usn.ubuntu.com/4278-2/
- https://www.mozilla.org/security/advisories/mfsa2020-05/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2020-06/Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.