PT-2021-17325 · Tp Link · Tp-Link Archer C5

Gökay Atar · Published 2021-02-13 · Updated 2021-02-19 · CVE-2021-27210

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions: TP-Link Archer C5v version 1.7 181221

Description: The issue allows remote attackers to retrieve cleartext credentials via USER CFG#0,0,0,0,0,0#0,0,0,0,0,0 to the "/cgi?1&5" URI.

Recommendations: For TP-Link Archer C5v version 1.7 181221, as a temporary workaround, consider restricting access to the "/cgi?1&5" URI until a patch is available. Avoid using the USER CFG variable in the affected API 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

Cleartext Storage of Sensitive Information

Weakness Enumeration

CWE-312

Related Identifiers

CVE-2021-27210

Affected Products

Tp-Link Archer C5

References · 6

• 🔥 https://gokay.org/tp-links-archer-c5v-improper-authorization · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2021-27210 · Security Note
• https://osv.dev/vulnerability/CVE-2021-27210 · Vendor Advisory
• https://t.me/cvenotify/9912 · Telegram Post
• https://t.me/cibsecurity/23573 · Telegram Post
• https://t.me/cvenotify/9925 · Telegram Post