PT-2023-11571 · Typecho · Typecho

Heroanswer · Published 2023-05-08 · Updated 2025-01-29 · CVE-2020-21038

Positive Technologies (AI Summary)

CVSS v3.1

6.1

Medium

Base vector

AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions Typecho versions 1.1 through 17.10.30-release

Description The issue is related to an open redirect vulnerability. It can be exploited via the referer parameter to the "Login.php" endpoint.

Recommendations For Typecho versions 1.1 through 17.10.30-release, consider restricting access to the referer parameter in the Login.php endpoint until a patch is available. Avoid using the referer parameter in the affected Login.php endpoint until the issue is resolved. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Open Redirect

Weakness Enumeration

CWE-601

Related Identifiers

CVE-2020-21038

Affected Products

Typecho

References · 5

• 🔥 https://github.com/typecho/typecho/issues/952 · Exploit
• https://osv.dev/vulnerability/CVE-2020-21038 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-21038 · Security Note
• https://github.com/typecho/typecho · Note
• https://t.me/cvenotify/109010 · Telegram Post