VulnerabilityModified
CVE-2023-0767
An attacker could construct a PKCS 12 cert bundle in such a way that could allow for arbitrary memory writes via PKCS 12 Safe Bag attributes being mishandled.
HIGH 8.8EPSS 0.82%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.82%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
An attacker could construct a PKCS 12 cert bundle in such a way that could allow for arbitrary memory writes via PKCS 12 Safe Bag attributes being mishandled. This vulnerability affects Firefox < 110, Thunderbird < 102.8, and Firefox ESR < 102.8.
- 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
- 0.82% probability · 55th percentile
- CISA KEV
- Not listed
- Affected
- mozilla/firefox · mozilla/firefox esr · mozilla/thunderbird
- Source
- security@mozilla.org
References
- https://alas.aws.amazon.com/AL2/ALAS-2023-1992.htmlProduct
- https://bugzilla.mozilla.org/show_bug.cgi?id=1804640Issue Tracking, Permissions Required, Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-05/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-06/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-07/Vendor Advisory
- https://alas.aws.amazon.com/AL2/ALAS-2023-1992.htmlProduct
- https://bugzilla.mozilla.org/show_bug.cgi?id=1804640Issue Tracking, Permissions Required, Vendor Advisory
- https://security.netapp.com/advisory/ntap-20230324-0008/
- https://www.mozilla.org/security/advisories/mfsa2023-05/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-06/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-07/Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.