CVE-2019-6972 Weak cryptography in n/a

High 7.5 Published Updated

Attackers can easily decode and crack router credentials due to weak encoding and MD5 hashing, leading to unauthorized access.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2019-6972?

CVE-2019-6972 is a high-severity vulnerability in n/a, published on 19 Jun 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An issue was discovered on TP-Link TL-WR1043ND V2 devices. The credentials can be easily decoded and cracked by brute-force, WordList, or Rainbow Table attacks. Specifically, credentials in the "Authorization" cookie are encoded with URL encoding and base64, leading to easy decoding. Also, the username is cleartext, and the password is hashed with the MD5 algorithm (after decoding of the URL encoded string with base64).

Weakness: CWE-326

Which versions are affected by CVE-2019-6972?

It affects 1 product.

Products include Tp-Link Tl-Wr1043nd Firmware.

How do I fix CVE-2019-6972?

No fix has been published for CVE-2019-6972 yet. Limit exposure of the affected software until one is available.

Is CVE-2019-6972 being exploited?

There is no known exploitation of CVE-2019-6972 in the wild and no public exploit code.

Sources

Also known as GHSA-pmm5-wjxf-w7h9.

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