CVE-2005-0039 Weak cryptography in n/a
Remote attackers can decrypt IPsec communications by modifying outer packets when specific configurations are used, exposing sensitive data.
- 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-2005-0039?
CVE-2005-0039 is a medium-severity vulnerability in n/a, published on 10 May 2005. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Certain configurations of IPsec, when using Encapsulating Security Payload (ESP) in tunnel mode, integrity protection at a higher layer, or Authentication Header (AH), allow remote attackers to decrypt IPSec communications by modifying the outer packet in ways that cause plaintext data from the inner packet to be returned in ICMP messages, as demonstrated using bit-flipping attacks and (1) Destination Address Rewriting, (2) a modified header length that causes portions of the packet to be interpreted as IP Options, or (3) a modified protocol field and source address.
Which versions are affected by CVE-2005-0039?
It affects 1 product.
Products include Nissc Ipsec.
How do I fix CVE-2005-0039?
No fix has been published for CVE-2005-0039 yet. Limit exposure of the affected software until one is available.
Is CVE-2005-0039 being exploited?
There is no known exploitation of CVE-2005-0039 in the wild and no public exploit code.
Sources
Also known as GHSA-8wqc-vgv5-hpgj.