Vulnerability in Apache Http_server

CVE-2018-1283

In Apache httpd 2.4.0 to 2.4.29, when mod_session is configured to forward its session data to CGI applications (SessionEnv on, not the default), a remote user may influence their content by using a "Session" header. This comes from the "H…

EPSS: 0.101 (95.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N.

Affected products

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2018-1283?
CVE-2018-1283 is a medium-severity vulnerability in Apache Http_server. CVSS score: 5.3/10. Published 2018-03-26.
How severe is CVE-2018-1283?
Medium severity. CVSS v3 base score is 5.3 out of 10.
Is CVE-2018-1283 known to be exploited?
20 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.