CVE-2020-5539 Auth bypass in GRANDIT
Remote attackers can impersonate arbitrary users due to improper session management, allowing them to alter or disclose sensitive information.
- 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-2020-5539?
CVE-2020-5539 is a medium-severity authentication bypass vulnerability in GRANDIT, published on 2 Mar 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
GRANDIT Ver.1.6, Ver.2.0, Ver.2.1, Ver.2.2, Ver.2.3, and Ver.3.0 do not properly manage sessions, which allows remote attackers to impersonate an arbitrary user and then alter or disclose the information via unspecified vectors.
Weakness: CWE-639
Which versions are affected by CVE-2020-5539?
It affects 1 product.
Products include Grandit Grandit.
How do I fix CVE-2020-5539?
No fix has been published for CVE-2020-5539 yet. Limit exposure of the affected software until one is available.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2020-5539 being exploited?
There is no known exploitation of CVE-2020-5539 in the wild and no public exploit code.
Sources
Also known as GHSA-4vhp-vr67-vg4f.