CVE-2021-45966: pascom cloud_phone_system OS Command Injection
CVSS: 10.0v2.0HighModified
Published 18-03-2022Last modified 04-08-2024
Vulnerability summary
CVE-2021-45966 is a high (CVSS 10.0) OS Command Injection vulnerability in pascom cloud_phone_system. EPSS estimates a 5.99% chance of exploitation in the next 30 days, higher than 93.2% of scored vulnerabilities. 2 public exploits are recorded.
CVSS score
10.0/10
010
High · v2.0 (NVD)EPSS score
5.99%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits2reference
Timeline
- 18-03-2022PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
An issue was discovered in Pascom Cloud Phone System before 7.20.x. In the management REST API, /services/apply in exd.pl allows remote attackers to execute arbitrary code via shell metacharacters.
CVSS metrics
2 scores · 1 source · 2 versionsCritical 9.8Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HSourcesSingle source
High 10.0Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:C/I:C/A:CSourcesSingle source
EPSS trend
Probability
5.99%
Chance of exploitation in the next 30 days
Percentile
93%
Versus all other CVEs
30-day change
0.00 pp
From 5.99% on 21-09-2026
21-09-202621-10-2026
EPSS score5.99%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
2 foundExploit Reference (kerbit.io)
Maturity: unknown
Exploit Reference (tutorialboy24.blogspot.com)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Pascom1 product
- cloud_phone_system≤ 7.19
1 vendor · 1 product
References
3 links- tutorialboy24.blogspot.com/2022/03/the-story-of-3-bugs-that-lead-to.htmlX Refsource MISCExploitThird Party Advisory