vulnwire
5.4med

CVE-2018-15903

The Discuss v1.2.1 module in Claromentis 8.2.2 is vulnerable to stored Cross Site Scripting (XSS).

Published 8 y ago · modified 4 mo ago · JSON

CVSS
5.4
v3.0 · NVD
CISA KEV
No
not known exploited
EPSS
0.7%
percentile 53%
Public exploits
0
none known

The Discuss v1.2.1 module in Claromentis 8.2.2 is vulnerable to stored Cross Site Scripting (XSS). An authenticated attacker will be able to place malicious JavaScript in the discussion forum, which is present in the login landing page. A low privilege user can use this to steal the session cookies from high privilege accounts and hijack these, enabling them to hijack the elevated session and perform actions in their security context.

Exploit prediction (EPSS)

0.69% probability of exploitation in the next 30 days, higher than 53% of all scored CVEs.

CVSS scores

Assigned byVersionScoreVector
NVD3.05.4CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
NVD2.03.5AV:N/AC:M/Au:S/C:N/I:P/A:N

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

References

  • seclists.org /fulldisclosure/2018/Oct/12 · mailing-list, x_refsource_FULLDISC, x_transferred

Sources

vulnwire keeps one entry per vulnerability: the CVE id wins, then GHSA; records that alias each other are merged. Machine-readable: JSON.