Potential buffer overflow when handling UEFI variables
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Fix
- Fixed in 4.0.1.998, 4.1.0.562, 4.2.0.323, 4.2.1.287, 4.3.0.236, and 4 more
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- 2 proofs of concept on GitHub
- Exploitation: none
- Automatable: no
- Technical impact: total
Summary
Potential buffer overflow in unsafe UEFI variable handling in Phoenix SecureCore™ for select Intel platforms This issue affects: Phoenix SecureCore™ for Intel Kaby Lake: from 4.0.1.1 before 4.0.1.998; Phoenix SecureCore™ for Intel Coffee Lake: from 4.1.0.1 before 4.1.0.562; Phoenix SecureCore™ for Intel Ice Lake: from 4.2.0.1 before 4.2.0.323; Phoenix SecureCore™ for Intel Comet Lake: from 4.2.1.1 before 4.2.1.287; Phoenix SecureCore™ for Intel Tiger Lake: from 4.3.0.1 before 4.3.0.236; Phoenix SecureCore™ for Intel Jasper Lake: from 4.3.1.1 before 4.3.1.184; Phoenix SecureCore™ for Intel Alder Lake: from 4.4.0.1 before 4.4.0.269; Phoenix SecureCore™ for Intel Raptor Lake: from 4.5.0.1 before 4.5.0.218; Phoenix SecureCore™ for Intel Meteor Lake: from 4.5.1.1 before 4.5.1.15.
Timeline
- CVE published
- CISA SSVC assessment
Exploitation: none · Automatable: no · Technical impact: total
- Record last updated
Affected versions
- Phoenix SecureCore™ for Intel Kaby Lake
From 4.0.1.1 · fixed in 4.0.1.998
- Phoenix SecureCore™ for Intel Coffee Lake
From 4.1.0.1 · fixed in 4.1.0.562
- Phoenix SecureCore™ for Intel Ice Lake
From 4.2.0.1 · fixed in 4.2.0.323
- Phoenix SecureCore™ for Intel Comet Lake
From 4.2.1.1 · fixed in 4.2.1.287
- Phoenix SecureCore™ for Intel Tiger Lake
From 4.3.0.1 · fixed in 4.3.0.236
- Phoenix SecureCore™ for Intel Jasper Lake
From 4.3.1.1 · fixed in 4.3.1.184
- Phoenix SecureCore™ for Intel Alder Lake
From 4.4.0.1 · fixed in 4.4.0.269
- Phoenix SecureCore™ for Intel Raptor Lake
From 4.5.0.1 · fixed in 4.5.0.218
- Phoenix SecureCore™ for Intel Meteor Lake
From 4.5.1.1 · fixed in 4.5.1.15