CVE-2023-20569
MEDIUMCVSS 4.7/10EPSS 6.16%
Last modified
CVE-2023-20569 is a medium-severity vulnerability rated 4.7/10 on the CVSS scale. A side channel vulnerability on some of the AMD CPUs may allow an attacker to influence the return address prediction. This may result in speculative execution at an attacker-controlled address, potentially leading to information disclosure. . EPSS estimates a 6.16% chance of exploitation in the next 30 days.
Description
A side channel vulnerability on some of the AMD CPUs may allow an attacker to influence the return address prediction. This may result in speculative execution at an attacker-controlled address, potentially leading to information disclosure.
Metrics
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Fedoraproject | Fedora | 37 | — |
| Fedoraproject | Fedora | 38 | — |
| Debian | Debian Linux | 10.0 | — |
| Debian | Debian Linux | 11.0 | — |
| Debian | Debian Linux | 12.0 | — |
| Amd | Ryzen 9 5950x Firmware | < comboam4v2pi_1.2.0.b | — |
| Amd | Ryzen 9 5900x Firmware | < comboam4v2pi_1.2.0.b | — |
| Amd | Ryzen 9 5900 Firmware | < comboam4v2pi_1.2.0.b | — |
| Amd | Ryzen 9 Pro 5945 Firmware | < comboam4v2pi_1.2.0.b | — |
| Amd | Ryzen 7 5800x3d Firmware | < comboam4v2pi_1.2.0.b | — |
| Amd | Ryzen 7 5800x Firmware | < comboam4v2pi_1.2.0.b | — |
| Amd | Ryzen 7 5800 Firmware | < comboam4v2pi_1.2.0.b | — |
| Amd | Ryzen 7 5700x Firmware | < comboam4v2pi_1.2.0.b | — |
| Amd | Ryzen 7 Pro 5845 Firmware | < comboam4v2pi_1.2.0.b | — |
| Amd | Ryzen 5 5600x3d Firmware | < comboam4v2pi_1.2.0.b | — |
| Amd | Ryzen 5 5600x Firmware | < comboam4v2pi_1.2.0.b | — |
| Amd | Ryzen 5 5600 Firmware | < comboam4v2pi_1.2.0.b | — |
| Amd | Ryzen 5 Pro 5645 Firmware | < comboam4v2pi_1.2.0.b | — |
| Amd | Ryzen 7 5700 Firmware | < comboam4v2pi_1.2.0.b | — |
| Amd | Ryzen 5 5500 Firmware | < comboam4v2pi_1.2.0.b | — |
| Amd | Ryzen 3 5100 Firmware | < comboam4v2pi_1.2.0.b | — |
| Amd | Ryzen 7 5700g Firmware | < comboam4v2pi_1.2.0.b | — |
| Amd | Ryzen 7 5700ge Firmware | < comboam4v2pi_1.2.0.b | — |
| Amd | Ryzen 5 5600g Firmware | < comboam4v2pi_1.2.0.b | — |
| Amd | Ryzen 5 5600ge Firmware | < comboam4v2pi_1.2.0.b | — |
| Amd | Ryzen 3 5300g Firmware | < comboam4v2pi_1.2.0.b | — |
| Amd | Ryzen 3 5300ge Firmware | < comboam4v2pi_1.2.0.b | — |
| Amd | Ryzen 9 7950x3d Firmware | < comboam5_1.0.8.0 | — |
| Amd | Ryzen 9 7950x Firmware | < comboam5_1.0.8.0 | — |
| Amd | Ryzen 9 7900x3d Firmware | < comboam5_1.0.8.0 | — |
| Amd | Ryzen 9 7900x Firmware | < comboam5_1.0.8.0 | — |
| Amd | Ryzen 9 7900 Firmware | < comboam5_1.0.8.0 | — |
| Amd | Ryzen 9 Pro 7945 Firmware | < comboam5_1.0.8.0 | — |
| Amd | Ryzen 7 7800x3d Firmware | < comboam5_1.0.8.0 | — |
| Amd | Ryzen 7 7700x Firmware | < comboam5_1.0.8.0 | — |
| Amd | Ryzen 7 7700 Firmware | < comboam5_1.0.8.0 | — |
| Amd | Ryzen 7 Pro 7745 Firmware | < comboam5_1.0.8.0 | — |
| Amd | Ryzen 5 7600x Firmware | < comboam5_1.0.8.0 | — |
| Amd | Ryzen 5 7600 Firmware | < comboam5_1.0.8.0 | — |
| Amd | Ryzen 5 Pro 7645 Firmware | < comboam5_1.0.8.0 | — |
| Amd | Ryzen 5 7500f Firmware | < comboam5_1.0.8.0 | — |
| Amd | Ryzen Threadripper Pro 5995wx Firmware | < chagallwspi-swrx8_1.0.0.7 | — |
| Amd | Ryzen Threadripper Pro 5975wx Firmware | < chagallwspi-swrx8_1.0.0.7 | — |
| Amd | Ryzen Threadripper Pro 5965wx Firmware | < chagallwspi-swrx8_1.0.0.7 | — |
| Amd | Ryzen Threadripper Pro 5955wx Firmware | < chagallwspi-swrx8_1.0.0.7 | — |
| Amd | Ryzen Threadripper Pro 5945wx Firmware | < chagallwspi-swrx8_1.0.0.7 | — |
| Amd | Ryzen 7 5700u Firmware | < cezannepi-fp6_1.0.0.fa | — |
| Amd | Ryzen 5 5500u Firmware | < cezannepi-fp6_1.0.0.fa | — |
| Amd | Ryzen 3 5300u Firmware | < cezannepi-fp6_1.0.0.fa | — |
| Amd | Ryzen 9 5980hx Firmware | < cezannepi-fp6_1.0.0.fa | — |
Showing 50 of 160 affected configurations. See NVD for the full list.
References
- http://xenbits.xen.org/xsa/advisory-434.htmlThird Party Advisory
- https://comsec.ethz.ch/research/microarch/inception/Exploit, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/T7WO5JM74YJSYAE5RBV4DC6A4YLEKWLF/Mailing List, Third Party Advisory
- https://www.debian.org/security/2023/dsa-5475Third Party Advisory
- http://xenbits.xen.org/xsa/advisory-434.htmlThird Party Advisory
- https://comsec.ethz.ch/research/microarch/inception/Exploit, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/T7WO5JM74YJSYAE5RBV4DC6A4YLEKWLF/Mailing List, Third Party Advisory
- https://www.debian.org/security/2023/dsa-5475Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2023-20569?
A side channel vulnerability on some of the AMD CPUs may allow an attacker to influence the return address prediction. This may result in speculative execution at an attacker-controlled address, potentially leading to information disclosure.
How severe is CVE-2023-20569?
CVE-2023-20569 has a CVSS score of 4.7/10 (MEDIUM severity). The EPSS model estimates a 6.16% probability of exploitation in the next 30 days.
How do I fix CVE-2023-20569?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2023-20569?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST