CVE-2021-21517
SRS Policy Manager 6.X is affected by an XML External Entity Injection (XXE) vulnerability due to a misconfigured XML parser that processes user-supplied DTD input without sufficient validation.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.40%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
SRS Policy Manager 6.X is affected by an XML External Entity Injection (XXE) vulnerability due to a misconfigured XML parser that processes user-supplied DTD input without sufficient validation. A remote unauthenticated attacker can potentially exploit this vulnerability to read system files as a non-root user and may be able to temporarily disrupt the ESRS service.
- CVSS 3.1
- 7.2 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:L
- EPSS
- 1.40% probability · 71th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-611
- Affected
- dell/emc srs policy manager
- Source
- security_alert@emc.com
References
- https://www.dell.com/support/kbdoc/en-us/000183576/dsa-2021-045-dell-emc-srs-policy-manager-security-update-for-external-entity-injection-vulnerabilityVendor Advisory
- https://www.dell.com/support/kbdoc/en-us/000183576/dsa-2021-045-dell-emc-srs-policy-manager-security-update-for-external-entity-injection-vulnerabilityVendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.