CVE-1999-1111 Security feature bypass in n/a
Remote attackers can bypass StackGuard's canary protections by directly modifying return address pointers, undermining memory safety mechanisms.
- 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-1999-1111?
CVE-1999-1111 is a high-severity vulnerability in n/a, published on 9 Mar 2002. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Vulnerability in StackGuard before 1.21 allows remote attackers to bypass the Random and Terminator Canary security mechanisms by using a non-linear attack which directly modifies a pointer to a return address instead of using a buffer overflow to reach the return address entry itself.
Which versions are affected by CVE-1999-1111?
It affects 1 product.
Products include Immunix Stackguard.
How do I fix CVE-1999-1111?
No fix has been published for CVE-1999-1111 yet. Limit exposure of the affected software until one is available.
Is CVE-1999-1111 being exploited?
There is no known exploitation of CVE-1999-1111 in the wild and no public exploit code.
Sources
Also known as GHSA-fpjr-9gj6-mc3v.