CVE-2021-40642

Description

Textpattern CMS v4.8.7 and older vulnerability exists through Sensitive Cookie in HTTPS Session Without 'Secure' Attribute via textpattern/lib/txplib_misc.php. The secure flag is not set for txp_login session cookie in the application. If the secure flag is not set, then the cookie will be transmitted in clear-text if the user visits any HTTP URLs within the cookie's scope. An attacker may be able to induce this event by feeding a user suitable links, either directly or via another web site.

Category

4.3
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.05%
Third-Party Advisory github.com Third-Party Advisory huntr.dev
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/textpattern/textpattern/commit/211fab0093999f59b0b61682aa988ac7d8337aa9 third party advisory patch
https://www.huntr.dev/bounties/aadbe434-a376-443b-876f-2a1cbab7847b/ third party advisory permissions required

Frequently Asked Questions

What is the severity of CVE-2021-40642?
CVE-2021-40642 has been scored as a medium severity vulnerability.
How to fix CVE-2021-40642?
To fix CVE-2021-40642, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-40642 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-40642 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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