High severity · published Dec 22, 2023
CVE-2023-42465
Sudo before 1.9.15 might allow row hammer attacks (for authentication bypass or privilege escalation) because application logic sometimes is based on not equaling an error value…
7.0
CVSS
0.5%
EPSS
No
On KEV
Description
Sudo before 1.9.15 might allow row hammer attacks (for authentication bypass or privilege escalation) because application logic sometimes is based on not equaling an error value (instead of equaling a success value), and because the values do not resist flips of a single bit.
CVSS vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
High
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 45% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SU
Sudo · Sudo Project
before 1.9.15 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-42465
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-42465
Technical Description
https://arxiv.org/abs/2309.02545
Patch
https://github.com/sudo-project/sudo/commit/7873f8334c8d31031f8cfa83bd97ac6029309e4f
Release Notes
https://github.com/sudo-project/sudo/releases/tag/SUDO_1_9_15
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R4Q23NHCKCLFIHSNY6KJ27GM7FSCEVXM/
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U6XMRUJCPII4MPWG43HTYR76DGLEYEFZ/
security.gentoo.org
https://security.gentoo.org/glsa/202401-29
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