CVE-2003-0834 Memory corruption in n/a
Local attackers can execute arbitrary code via buffer overflow in CDE libDtHelp using modified environment variables.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2003-0834?
CVE-2003-0834 is a high-severity memory corruption vulnerability in Sco Unixware, published on 6 Nov 2003. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
Buffer overflow in CDE libDtHelp library allows local users to execute arbitrary code via (1) a modified DTHELPUSERSEARCHPATH environment variable and the Help feature, (2) DTSEARCHPATH, or (3) LOGNAME.
Which versions are affected by CVE-2003-0834?
It affects 2 products.
Products include Sco Open Unix, Sco Unixware.
How do I fix CVE-2003-0834?
No fix has been published for CVE-2003-0834 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2003-0834 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2003-0834 exists.
Public exploit code: 2 Exploit-DB entries.
Other vulnerabilities in Sco Unixware
Sources
Also known as GHSA-hffw-p4ph-5fmr.