[Bug 1218887] New: VUL-0: CVE-2023-45237: edk2, ovmf: Use of a Weak PseudoRandom Number Generator
https://bugzilla.suse.com/show_bug.cgi?id=1218887 Bug ID: 1218887 Summary: VUL-0: CVE-2023-45237: edk2, ovmf: Use of a Weak PseudoRandom Number Generator Classification: openSUSE Product: openSUSE Distribution Version: Leap 15.6 Hardware: Other URL: https://smash.suse.de/issue/391385/ OS: Other Status: NEW Severity: Normal Priority: P5 - None Component: Security Assignee: guillaume.gardet@opensuse.org Reporter: smash_bz@suse.de QA Contact: security-team@suse.de CC: stoyan.manolov@suse.com Target Milestone: --- Found By: Security Response Team Blocker: --- EDK2's Network Package is susceptible to a predictable TCP Initial Sequence Number. This vulnerability can be exploited by an attacker to gain unauthorized access and potentially lead to a loss of Confidentiality. References: http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2023-45237 https://github.com/tianocore/edk2/security/advisories/GHSA-hc6x-cw6p-gj7h https://www.cve.org/CVERecord?id=CVE-2023-45237 http://www.openwall.com/lists/oss-security/2024/01/16/2 https://bugzilla.redhat.com/show_bug.cgi?id=2258706 -- You are receiving this mail because: You are on the CC list for the bug.
https://bugzilla.suse.com/show_bug.cgi?id=1218887 SMASH SMASH <smash_bz@suse.de> changed: What |Removed |Added ---------------------------------------------------------------------------- Whiteboard| |CVSSv3.1:SUSE:CVE-2023-4523 | |7:5.3:(AV:N/AC:L/PR:N/UI:N/ | |S:U/C:L/I:N/A:N) -- You are receiving this mail because: You are on the CC list for the bug.
https://bugzilla.suse.com/show_bug.cgi?id=1218887 Stoyan Manolov <stoyan.manolov@suse.com> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |jlee@suse.com Flags| |needinfo?(jlee@suse.com) -- You are receiving this mail because: You are on the CC list for the bug.
https://bugzilla.suse.com/show_bug.cgi?id=1218887 Maintenance Automation <maint-coord+maintenance-robot@suse.de> changed: What |Removed |Added ---------------------------------------------------------------------------- Priority|P5 - None |P3 - Medium -- You are receiving this mail because: You are on the CC list for the bug.
https://bugzilla.suse.com/show_bug.cgi?id=1218887 Stoyan Manolov <stoyan.manolov@suse.com> changed: What |Removed |Added ---------------------------------------------------------------------------- Assignee|guillaume.gardet@opensuse.o |jlee@suse.com |rg | -- You are receiving this mail because: You are on the CC list for the bug.
https://bugzilla.suse.com/show_bug.cgi?id=1218887 https://bugzilla.suse.com/show_bug.cgi?id=1218887#c3 --- Comment #3 from Joey Lee <jlee@suse.com> --- EDk2 doesn't have patch yet: https://github.com/tianocore/edk2/security/advisories/GHSA-hc6x-cw6p-gj7h 9. CVE-2023-45237 CVSS 5.3 : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N CWE-338 Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG) ... Mitigation release plan Patch files for vulnerabilities 1-7 are available now via https://bugzilla.tianocore.org/show_bug.cgi?id=4518. These patches will be integrated for the Feb 2024 EDK2 release. For vulnerabilities 8 and 9, patches do not exist at this time. We are not aware of any exploits for vulnerabilities 8 and 9, either in the wild or in the lab. Exposure is limited to PXE boot or HTTP boot on an untrusted network, which is not a recommended usage for the UEFI network stack. This GHSA will be updated when fixes become available. -- You are receiving this mail because: You are on the CC list for the bug.
https://bugzilla.suse.com/show_bug.cgi?id=1218887 Camila Camargo de Matos <camila.matos@suse.com> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |camila.matos@suse.com -- You are receiving this mail because: You are on the CC list for the bug.
https://bugzilla.suse.com/show_bug.cgi?id=1218887 Marcus Meissner <meissner@suse.com> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |meissner@suse.com -- You are receiving this mail because: You are on the CC list for the bug.
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