Vulnerability Details : CVE-2021-40642
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.
Products affected by CVE-2021-40642
- cpe:2.3:a:textpattern:textpattern:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-40642
0.05%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 12 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-40642
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:N/A:N |
8.6
|
2.9
|
NIST | |
|
4.3
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N |
2.8
|
1.4
|
NIST |
CWE ids for CVE-2021-40642
-
The product relies on the existence or values of cookies when performing security-critical operations, but it does not properly ensure that the setting is valid for the associated user.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-40642
-
https://github.com/textpattern/textpattern/commit/211fab0093999f59b0b61682aa988ac7d8337aa9
Secure cookie test · textpattern/textpattern@211fab0 · GitHubPatch;Third Party Advisory
-
https://www.huntr.dev/bounties/aadbe434-a376-443b-876f-2a1cbab7847b/
huntr: Page not foundPermissions Required;Third Party Advisory
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