CVE-2021-34597: phoenix contact pc worx Improper Input Validation
CVSS: 7.8v3.1HighModified
Published 04-11-2021Last modified 16-09-2024
Vulnerability summary
CVE-2021-34597 is a high (CVSS 7.8) Improper Input Validation vulnerability in phoenix contact pc worx. EPSS estimates a 0.65% chance of exploitation in the next 30 days, higher than 50.2% of scored vulnerabilities.
CVSS score
7.8/10
010
High · v3.1 (CVE.org)EPSS score
0.65%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 04-11-2021PublishedVulnerability first disclosed.
- 16-09-2024Last modifiedVulnerability information updated.
Description
Improper Input Validation vulnerability in PC Worx Automation Suite of Phoenix Contact up to version 1.88 could allow an attacker with a manipulated project file to unpack arbitrary files outside of the selected project directory.
CVSS metrics
3 scores · 2 sources · 2 versionsHigh 7.8Preferred score · CVE.org (CNA)
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HSourcesAll 2 agree
- NVDNIST7.8HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Medium 6.8Preferred score · NVD (NIST)
AV:N/AC:M/Au:N/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
0.65%
Chance of exploitation in the next 30 days
Percentile
50%
Versus all other CVEs
30-day change
0.00 pp
From 0.65% on 18-09-2026
18-09-202618-10-2026
EPSS score0.65%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Phoenixcontact2 products
- pc_worx≤ 1.88
- pc_worx_express≤ 1.88
Phoenix contact1 product
- pc worx≥ PC Worx, ≤ 1.88 | ≥ PC Worx-Express, ≤ 1.88
2 vendors · 3 products