Dvs Avilys: Insertion of Sensitive Information into Log File
CVE-2022-27192 is a high-severity insertion of sensitive information into log file vulnerability in Dvs Avilys from Asseco, with a CVSS 3.1 base score of 7.5 out of 10. It can be exploited remotely over the network by an unauthenticated attacker, without any action from a user. The record lists version 3.5.58 as the first without the flaw, so updating Dvs Avilys to that release or later removes the exposure. There is no confirmed exploitation so far. EPSS estimates a 1.15% chance of exploitation within 30 days, higher than 67% of scored CVEs.
High severity with no evidence of exploitation so far.
What to do
- Update Dvs Avilys to 3.5.58 or a later version.
- Read the advisory on lt.asseco.com for workarounds and exact fixed builds.
- Until you can update, restrict network access to the affected service so it is not reachable from untrusted networks.
Affected products and versions
| Vendor | Product | Affected versions | Fixed in |
|---|---|---|---|
| Asseco | Dvs Avilys | before 3.5.58 | 3.5.58 |
Version data comes from NVD's product matching. Confirm against the vendor advisory before deciding you are unaffected.
How the severity score breaks down
- Attack vector
- NetworkCan be exploited remotely over a network, including the internet.
- Attack complexity
- LowNo special conditions are needed; the attack works reliably.
- Privileges required
- NoneNo account or login is needed.
- User interaction
- NoneNo action by a victim is required.
- Scope
- UnchangedImpact stays within the vulnerable component.
- Confidentiality
- HighAll data handled by the component can be read.
- Integrity
- NoneNothing can be modified.
- Availability
- NoneAvailability is not affected.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N. Scored by NVD.
| Scoring system | Score | Severity | Scored by |
|---|---|---|---|
| CVSS 3.1 | 7.5 | High | NVD |
| CVSS 2.0 | 5.0 | Medium | NVD |
Official description
The Reporting module in Aseco Lietuva document management system DVS Avilys before 3.5.58 allows unauthorized file download. An unauthenticated attacker can impersonate an administrator by reading administrative files.
Source: the CVE record as published by its numbering authority, via NVD and CVE.org.
The underlying weakness: Insertion of Sensitive Information into Log File
The product writes sensitive information to a log file.
How developers prevent this class of flaw
- Consider seriously the sensitivity of the information written into log files. Do not write secrets into the log files.
- Remove debug log files before deploying the application into production.
- Protect log files against unauthorized read/write.
More Insertion of Sensitive Information into Log File vulnerabilities (CWE-532)
Timeline
- CVE record published.
- Record last changed materially (score, affected products, status or references).
References
Advisories
Third-party and government advisories
- github.com/transcendent-group/advisories/blob/main/CVE-2022-27192.mdThird Party Advisory
Recent Insertion of Sensitive Information into Log File vulnerabilities
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- 7.5 High severity
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