CVSS 3.1
8.1 highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:HCVE-2021-27197
High (8.1) in pelco digital sentry server. EPSS 0.8% chance of exploitation in the next 30 days.
DSUtility.dll in Pelco Digital Sentry Server before 7.19.67 has an arbitrary file write vulnerability. The AppendToTextFile method doesn't check if it's being called from the application or from a malicious user. The vulnerability is triggered when a remote attacker crafts an HTML page (e.g., with "OBJECT classid=" and "<SCRIPT language='vbscript'>") to overwrite arbitrary files.
Severity
- EPSS
- 0.8% chance of exploitation in the next 30 days; higher than 56% of CVEs (scores of 2026-10-31)
- CWE
- CWE-346
- Published
- Modified
- Record from
- the NVD, synced
Affected
- pelco:digital_sentry_server
References
- https://github.com/vitorespf/Advisories/blob/master/Pelco_Digital_Sentry_Server_AFW.txt
- https://support.pelco.com/s/article/What-is-the-Digital-Sentry-software-release-revision-history
- https://github.com/vitorespf/Advisories/blob/master/Pelco_Digital_Sentry_Server_AFW.txt
- https://support.pelco.com/s/article/What-is-the-Digital-Sentry-software-release-revision-history