CVE-2023-20540
An observable timing discrepancy in the ASP could allow a privileged attacker to perform a brute-force attack against the hash message authe
- 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- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean?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
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
CISA's decision points: whether it is exploited, whether attacks can be automated, and how much control an attacker gets. Assessed (SSVC 2.0.3).What do these mean? →
- Exploitation: none
- Automatable: no
- Technical impact: partial
Summary
An observable timing discrepancy in the ASP could allow a privileged attacker to perform a brute-force attack against the hash message authentication code, allowing arbitrary message input, potentially leading to a loss of data integrity.
Timeline
- CVE published
- CISA SSVC assessment
Exploitation: none · Automatable: no · Technical impact: partial
- Record last updated
Affected versions
- AMD AMD Ryzen™ 3000 Series Desktop Processors
Version range not reported
- AMD AMD Ryzen™ 5000 Series Desktop Processors
Version range not reported
- AMD AMD Ryzen™ Threadripper™ 3000 Series Processors
Version range not reported
- AMD AMD Ryzen™ Threadripper™ PRO 3000WX Series Processors
Version range not reported
- AMD AMD Ryzen™ Threadripper™ PRO 5000 WX-Series Processors
Version range not reported