Vulnerability in Parallels Access
CVE-2022-34900
This vulnerability allows local attackers to escalate privileges on affected installations of Parallels Access 6.5.3 (39313) Agent. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the Dispatcher service. The service loads an OpenSSL configuration file from an unsecured location. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM. Was ZDI-CAN-15213.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.004 (34.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 34th percentile — 34.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Parallels Access — versions 6.5.3 (39313)
- Parallels Access — versions 6.5.4_\(39313\), 6.5.4_(39313)
Weakness classification (CWE)
Public proof-of-concept exploits
References
- kb.parallels.com/en/129010 (Vendor Advisory)
- www.zerodayinitiative.com/advisories/ZDI-22-945/ (VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2022-34900?
- CVE-2022-34900 is a high-severity vulnerability in Parallels Access, classified under Uncontrolled Search Path Element. CVSS score: 7.8/10. Published 2022-07-18.
- How severe is CVE-2022-34900?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2022-34900 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.