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Fencer Intel
medium 5.3

CVE-2019-12633 json

Cisco Unified Contact Center Express Request Processing Server-Side Request Forgery Vulnerability

published 7y ago modified 4mo ago also EUVD-2019-4224

cvss
5.3
version 3.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.5%
EPSS 1.5% chance of exploitation in 30 days, percentile 74%
public exploits
0
none known

Summary

A vulnerability in Cisco Unified Contact Center Express (Unified CCX) could allow an unauthenticated, remote attacker to bypass access controls and conduct a server-side request forgery (SSRF) attack on a targeted system. The vulnerability is due to improper validation of user-supplied input on the affected system. An attacker could exploit this vulnerability by sending the user of the web application a crafted request. If the request is processed, the attacker could access the system and perform unauthorized actions.

Patch / fix

  • Cisco Cisco Unified Contact Center Express 12.0(1)SU0.1

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CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
last yr.

Exploit prediction

1.52% chance of exploitation in the next 30 days, higher than 74% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CNA 3.0 5.3 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:P/A:N

Affected products

  • Cisco Cisco Unified Contact Center Express

Classification

Weakness
  • CWE-20 Improper Input Validation
  • CWE-918 Server-Side Request Forgery

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.