CVE-2020-29548 Command injection in n/a
Attackers can inject plaintext commands into encrypted POP3 sessions via STLS, potentially executing code or bypassing security controls.
- 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-2020-29548?
CVE-2020-29548 is a high-severity command injection vulnerability in n/a, published on 17 Aug 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An issue was discovered in SmarterTools SmarterMail through 100.0.7537. Meddler-in-the-middle attackers can pipeline commands after a POP3 STLS command, injecting plaintext commands into an encrypted user session.
Weakness: CWE-77
Which versions are affected by CVE-2020-29548?
It affects 1 product.
Products include Smartertools Smartermail.
How do I fix CVE-2020-29548?
No fix has been published for CVE-2020-29548 yet. Limit exposure of the affected software until one is available.
Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.
Is CVE-2020-29548 being exploited?
There is no known exploitation of CVE-2020-29548 in the wild and no public exploit code.
Other vulnerabilities in n/a
- CVE-2025-52691 SmarterTools SmarterMail Unrestricted Upload of File with Dangerous Type
- CVE-2026-24423 SmarterTools SmarterMail Missing Authentication for Critical Function
- CVE-2026-23760 SmarterTools SmarterMail Authentication Bypass Using an Alternate Path or Channel
- CVE-2021-32234 Code injection in n/a
- CVE-2019-7214 Deserialization in n/a
Sources
Also known as GHSA-rqq5-rg8q-m8pp.