CVE-2023-20896
The VMware vCenter Server contains an out-of-bounds read vulnerability in the implementation of the DCERPC protocol.
- 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- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean?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 8.0 U1b, 7.0 u3m
- 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: poc
- Automatable: no
- Technical impact: partial
Summary
The VMware vCenter Server contains an out-of-bounds read vulnerability in the implementation of the DCERPC protocol. A malicious actor with network access to vCenter Server may trigger an out-of-bounds read by sending a specially crafted packet leading to denial-of-service of certain services (vmcad, vmdird, and vmafdd).
Timeline
- CVE published532 days (about 1 year)
- CISA SSVC assessment
Exploitation: poc · Automatable: no · Technical impact: partial
70 days - Record last updated
Affected versions
- VMware VMware vCenter Server (vCenter Server)
From 8.0 · fixed in 8.0 U1b; From 7.0 · fixed in 7.0 u3m
- VMware VMware Cloud Foundation (vCenter Server)
Version range not reported