CVE-2017-9557 Information disclosure in n/a

What is CVE-2017-9557?

CVE-2017-9557 is a high-severity vulnerability in n/a, published on 12 Jun 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

register.ghp in EFS Software Easy Chat Server versions 2.0 to 3.1 allows remote attackers to discover passwords by sending the username parameter in conjunction with an empty password parameter, and reading the HTML source code of the response.

Weakness: CWE-522

Which versions are affected by CVE-2017-9557?

It affects 1 product.

Products include Echatserver Easy Chat Server.

How do I fix CVE-2017-9557?

No fix has been published for CVE-2017-9557 yet. Limit exposure of the affected software until one is available.

Is CVE-2017-9557 being exploited?

There is no known exploitation of CVE-2017-9557 in the wild and no public exploit code.

Other vulnerabilities in n/a

• CVE-2017-9544 Memory corruption in n/a Critical 9.8
• CVE-2018-25221 EChat Server 3.1 Buffer Overflow via chat.ghp username Parameter Critical 9.3
• CVE-2019-25613 Easy Chat Server 3.1 Denial of Service via message Parameter High 8.7
• CVE-2022-44939 Other in n/a High 7.8
• CVE-2019-20502 Memory corruption in n/a High 7.5

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-8cqr-9pf4-pv2f.